X-Git-Url: https://git.openstreetmap.org./nominatim-ui.git/blobdiff_plain/c6bcd1321efd293e989002cd3d222e6f756ae493..f560fe3dc1bf9894f49b2d70151fc2d89c1d63f1:/dist/build/bundle.js.map?ds=inline diff --git a/dist/build/bundle.js.map b/dist/build/bundle.js.map index 4f381b6..6e792c6 100644 --- a/dist/build/bundle.js.map +++ b/dist/build/bundle.js.map @@ -1 +1 @@ -{"version":3,"file":"bundle.js","sources":["../../.yarn/cache/svelte-npm-3.32.3-174889f016-89c1f404e8.zip/node_modules/svelte/internal/index.mjs","../../.yarn/cache/jquery-npm-3.5.1-965b25dbd8-c50818c848.zip/node_modules/jquery/dist/jquery.js","../../.yarn/$$virtual/bootstrap-virtual-d726b5a81c/0/cache/bootstrap-npm-4.6.0-db76aee8bd-66019b6969.zip/node_modules/bootstrap/dist/js/bootstrap.bundle.js","../../.yarn/cache/svelte-npm-3.32.3-174889f016-89c1f404e8.zip/node_modules/svelte/store/index.mjs","../../src/lib/stores.js","../../src/lib/api_utils.js","../../src/components/PageLink.svelte","../../src/components/ReverseLink.svelte","../../.yarn/cache/timeago.js-npm-4.0.2-e87d64f9a3-7c5bb9d45f.zip/node_modules/timeago.js/esm/lang/en_US.js","../../.yarn/cache/timeago.js-npm-4.0.2-e87d64f9a3-7c5bb9d45f.zip/node_modules/timeago.js/esm/lang/zh_CN.js","../../.yarn/cache/timeago.js-npm-4.0.2-e87d64f9a3-7c5bb9d45f.zip/node_modules/timeago.js/esm/register.js","../../.yarn/cache/timeago.js-npm-4.0.2-e87d64f9a3-7c5bb9d45f.zip/node_modules/timeago.js/esm/utils/date.js","../../.yarn/cache/timeago.js-npm-4.0.2-e87d64f9a3-7c5bb9d45f.zip/node_modules/timeago.js/esm/format.js","../../src/components/LastUpdated.svelte","../../.yarn/cache/timeago.js-npm-4.0.2-e87d64f9a3-7c5bb9d45f.zip/node_modules/timeago.js/esm/index.js","../../src/components/Error.svelte","../../src/components/Header.svelte","../../src/components/UrlSubmitForm.svelte","../../src/components/SearchSection.svelte","../../.yarn/cache/escape-html-npm-1.0.3-376c22ee74-900a7f2b80.zip/node_modules/escape-html/index.js","../../src/lib/helpers.js","../../src/components/DetailsLink.svelte","../../src/components/Welcome.svelte","../../src/components/MapIcon.svelte","../../src/components/ResultsList.svelte","../../.yarn/cache/leaflet-npm-1.7.1-dc40ced5a1-7a841174dc.zip/node_modules/leaflet/dist/leaflet-src.js","../../src/components/MapPosition.svelte","../../.yarn/cache/leaflet-minimap-npm-3.6.1-945fa818a3-ac48b72b86.zip/node_modules/leaflet-minimap/dist/Control.MiniMap.min.js","../../src/components/Map.svelte","../../src/pages/SearchPage.svelte","../../src/components/SearchSectionReverse.svelte","../../src/pages/ReversePage.svelte","../../src/components/SearchSectionDetails.svelte","../../src/components/DetailsOneRow.svelte","../../src/components/DetailsInfoRow.svelte","../../src/components/DetailsInfoRowList.svelte","../../src/pages/DetailsPage.svelte","../../src/pages/PolygonsPage.svelte","../../src/pages/DeletablePage.svelte","../../src/pages/AboutPage.svelte","../../src/App.svelte","../../src/main.js"],"sourcesContent":["function noop() { }\nconst identity = x => x;\nfunction assign(tar, src) {\n // @ts-ignore\n for (const k in src)\n tar[k] = src[k];\n return tar;\n}\nfunction is_promise(value) {\n return value && typeof value === 'object' && typeof value.then === 'function';\n}\nfunction add_location(element, file, line, column, char) {\n element.__svelte_meta = {\n loc: { file, line, column, char }\n };\n}\nfunction run(fn) {\n return fn();\n}\nfunction blank_object() {\n return Object.create(null);\n}\nfunction run_all(fns) {\n fns.forEach(run);\n}\nfunction is_function(thing) {\n return typeof thing === 'function';\n}\nfunction safe_not_equal(a, b) {\n return a != a ? b == b : a !== b || ((a && typeof a === 'object') || typeof a === 'function');\n}\nfunction not_equal(a, b) {\n return a != a ? b == b : a !== b;\n}\nfunction is_empty(obj) {\n return Object.keys(obj).length === 0;\n}\nfunction validate_store(store, name) {\n if (store != null && typeof store.subscribe !== 'function') {\n throw new Error(`'${name}' is not a store with a 'subscribe' method`);\n }\n}\nfunction subscribe(store, ...callbacks) {\n if (store == null) {\n return noop;\n }\n const unsub = store.subscribe(...callbacks);\n return unsub.unsubscribe ? () => unsub.unsubscribe() : unsub;\n}\nfunction get_store_value(store) {\n let value;\n subscribe(store, _ => value = _)();\n return value;\n}\nfunction component_subscribe(component, store, callback) {\n component.$$.on_destroy.push(subscribe(store, callback));\n}\nfunction create_slot(definition, ctx, $$scope, fn) {\n if (definition) {\n const slot_ctx = get_slot_context(definition, ctx, $$scope, fn);\n return definition[0](slot_ctx);\n }\n}\nfunction get_slot_context(definition, ctx, $$scope, fn) {\n return definition[1] && fn\n ? assign($$scope.ctx.slice(), definition[1](fn(ctx)))\n : $$scope.ctx;\n}\nfunction get_slot_changes(definition, $$scope, dirty, fn) {\n if (definition[2] && fn) {\n const lets = definition[2](fn(dirty));\n if ($$scope.dirty === undefined) {\n return lets;\n }\n if (typeof lets === 'object') {\n const merged = [];\n const len = Math.max($$scope.dirty.length, lets.length);\n for (let i = 0; i < len; i += 1) {\n merged[i] = $$scope.dirty[i] | lets[i];\n }\n return merged;\n }\n return $$scope.dirty | lets;\n }\n return $$scope.dirty;\n}\nfunction update_slot(slot, slot_definition, ctx, $$scope, dirty, get_slot_changes_fn, get_slot_context_fn) {\n const slot_changes = get_slot_changes(slot_definition, $$scope, dirty, get_slot_changes_fn);\n if (slot_changes) {\n const slot_context = get_slot_context(slot_definition, ctx, $$scope, get_slot_context_fn);\n slot.p(slot_context, slot_changes);\n }\n}\nfunction update_slot_spread(slot, slot_definition, ctx, $$scope, dirty, get_slot_changes_fn, get_slot_spread_changes_fn, get_slot_context_fn) {\n const slot_changes = get_slot_spread_changes_fn(dirty) | get_slot_changes(slot_definition, $$scope, dirty, get_slot_changes_fn);\n if (slot_changes) {\n const slot_context = get_slot_context(slot_definition, ctx, $$scope, get_slot_context_fn);\n slot.p(slot_context, slot_changes);\n }\n}\nfunction exclude_internal_props(props) {\n const result = {};\n for (const k in props)\n if (k[0] !== '$')\n result[k] = props[k];\n return result;\n}\nfunction compute_rest_props(props, keys) {\n const rest = {};\n keys = new Set(keys);\n for (const k in props)\n if (!keys.has(k) && k[0] !== '$')\n rest[k] = props[k];\n return rest;\n}\nfunction compute_slots(slots) {\n const result = {};\n for (const key in slots) {\n result[key] = true;\n }\n return result;\n}\nfunction once(fn) {\n let ran = false;\n return function (...args) {\n if (ran)\n return;\n ran = true;\n fn.call(this, ...args);\n };\n}\nfunction null_to_empty(value) {\n return value == null ? '' : value;\n}\nfunction set_store_value(store, ret, value = ret) {\n store.set(value);\n return ret;\n}\nconst has_prop = (obj, prop) => Object.prototype.hasOwnProperty.call(obj, prop);\nfunction action_destroyer(action_result) {\n return action_result && is_function(action_result.destroy) ? action_result.destroy : noop;\n}\n\nconst is_client = typeof window !== 'undefined';\nlet now = is_client\n ? () => window.performance.now()\n : () => Date.now();\nlet raf = is_client ? cb => requestAnimationFrame(cb) : noop;\n// used internally for testing\nfunction set_now(fn) {\n now = fn;\n}\nfunction set_raf(fn) {\n raf = fn;\n}\n\nconst tasks = new Set();\nfunction run_tasks(now) {\n tasks.forEach(task => {\n if (!task.c(now)) {\n tasks.delete(task);\n task.f();\n }\n });\n if (tasks.size !== 0)\n raf(run_tasks);\n}\n/**\n * For testing purposes only!\n */\nfunction clear_loops() {\n tasks.clear();\n}\n/**\n * Creates a new task that runs on each raf frame\n * until it returns a falsy value or is aborted\n */\nfunction loop(callback) {\n let task;\n if (tasks.size === 0)\n raf(run_tasks);\n return {\n promise: new Promise(fulfill => {\n tasks.add(task = { c: callback, f: fulfill });\n }),\n abort() {\n tasks.delete(task);\n }\n };\n}\n\nfunction append(target, node) {\n target.appendChild(node);\n}\nfunction insert(target, node, anchor) {\n target.insertBefore(node, anchor || null);\n}\nfunction detach(node) {\n node.parentNode.removeChild(node);\n}\nfunction destroy_each(iterations, detaching) {\n for (let i = 0; i < iterations.length; i += 1) {\n if (iterations[i])\n iterations[i].d(detaching);\n }\n}\nfunction element(name) {\n return document.createElement(name);\n}\nfunction element_is(name, is) {\n return document.createElement(name, { is });\n}\nfunction object_without_properties(obj, exclude) {\n const target = {};\n for (const k in obj) {\n if (has_prop(obj, k)\n // @ts-ignore\n && exclude.indexOf(k) === -1) {\n // @ts-ignore\n target[k] = obj[k];\n }\n }\n return target;\n}\nfunction svg_element(name) {\n return document.createElementNS('http://www.w3.org/2000/svg', name);\n}\nfunction text(data) {\n return document.createTextNode(data);\n}\nfunction space() {\n return text(' ');\n}\nfunction empty() {\n return text('');\n}\nfunction listen(node, event, handler, options) {\n node.addEventListener(event, handler, options);\n return () => node.removeEventListener(event, handler, options);\n}\nfunction prevent_default(fn) {\n return function (event) {\n event.preventDefault();\n // @ts-ignore\n return fn.call(this, event);\n };\n}\nfunction stop_propagation(fn) {\n return function (event) {\n event.stopPropagation();\n // @ts-ignore\n return fn.call(this, event);\n };\n}\nfunction self(fn) {\n return function (event) {\n // @ts-ignore\n if (event.target === this)\n fn.call(this, event);\n };\n}\nfunction attr(node, attribute, value) {\n if (value == null)\n node.removeAttribute(attribute);\n else if (node.getAttribute(attribute) !== value)\n node.setAttribute(attribute, value);\n}\nfunction set_attributes(node, attributes) {\n // @ts-ignore\n const descriptors = Object.getOwnPropertyDescriptors(node.__proto__);\n for (const key in attributes) {\n if (attributes[key] == null) {\n node.removeAttribute(key);\n }\n else if (key === 'style') {\n node.style.cssText = attributes[key];\n }\n else if (key === '__value') {\n node.value = node[key] = attributes[key];\n }\n else if (descriptors[key] && descriptors[key].set) {\n node[key] = attributes[key];\n }\n else {\n attr(node, key, attributes[key]);\n }\n }\n}\nfunction set_svg_attributes(node, attributes) {\n for (const key in attributes) {\n attr(node, key, attributes[key]);\n }\n}\nfunction set_custom_element_data(node, prop, value) {\n if (prop in node) {\n node[prop] = value;\n }\n else {\n attr(node, prop, value);\n }\n}\nfunction xlink_attr(node, attribute, value) {\n node.setAttributeNS('http://www.w3.org/1999/xlink', attribute, value);\n}\nfunction get_binding_group_value(group, __value, checked) {\n const value = new Set();\n for (let i = 0; i < group.length; i += 1) {\n if (group[i].checked)\n value.add(group[i].__value);\n }\n if (!checked) {\n value.delete(__value);\n }\n return Array.from(value);\n}\nfunction to_number(value) {\n return value === '' ? null : +value;\n}\nfunction time_ranges_to_array(ranges) {\n const array = [];\n for (let i = 0; i < ranges.length; i += 1) {\n array.push({ start: ranges.start(i), end: ranges.end(i) });\n }\n return array;\n}\nfunction children(element) {\n return Array.from(element.childNodes);\n}\nfunction claim_element(nodes, name, attributes, svg) {\n for (let i = 0; i < nodes.length; i += 1) {\n const node = nodes[i];\n if (node.nodeName === name) {\n let j = 0;\n const remove = [];\n while (j < node.attributes.length) {\n const attribute = node.attributes[j++];\n if (!attributes[attribute.name]) {\n remove.push(attribute.name);\n }\n }\n for (let k = 0; k < remove.length; k++) {\n node.removeAttribute(remove[k]);\n }\n return nodes.splice(i, 1)[0];\n }\n }\n return svg ? svg_element(name) : element(name);\n}\nfunction claim_text(nodes, data) {\n for (let i = 0; i < nodes.length; i += 1) {\n const node = nodes[i];\n if (node.nodeType === 3) {\n node.data = '' + data;\n return nodes.splice(i, 1)[0];\n }\n }\n return text(data);\n}\nfunction claim_space(nodes) {\n return claim_text(nodes, ' ');\n}\nfunction set_data(text, data) {\n data = '' + data;\n if (text.wholeText !== data)\n text.data = data;\n}\nfunction set_input_value(input, value) {\n input.value = value == null ? '' : value;\n}\nfunction set_input_type(input, type) {\n try {\n input.type = type;\n }\n catch (e) {\n // do nothing\n }\n}\nfunction set_style(node, key, value, important) {\n node.style.setProperty(key, value, important ? 'important' : '');\n}\nfunction select_option(select, value) {\n for (let i = 0; i < select.options.length; i += 1) {\n const option = select.options[i];\n if (option.__value === value) {\n option.selected = true;\n return;\n }\n }\n}\nfunction select_options(select, value) {\n for (let i = 0; i < select.options.length; i += 1) {\n const option = select.options[i];\n option.selected = ~value.indexOf(option.__value);\n }\n}\nfunction select_value(select) {\n const selected_option = select.querySelector(':checked') || select.options[0];\n return selected_option && selected_option.__value;\n}\nfunction select_multiple_value(select) {\n return [].map.call(select.querySelectorAll(':checked'), option => option.__value);\n}\n// unfortunately this can't be a constant as that wouldn't be tree-shakeable\n// so we cache the result instead\nlet crossorigin;\nfunction is_crossorigin() {\n if (crossorigin === undefined) {\n crossorigin = false;\n try {\n if (typeof window !== 'undefined' && window.parent) {\n void window.parent.document;\n }\n }\n catch (error) {\n crossorigin = true;\n }\n }\n return crossorigin;\n}\nfunction add_resize_listener(node, fn) {\n const computed_style = getComputedStyle(node);\n if (computed_style.position === 'static') {\n node.style.position = 'relative';\n }\n const iframe = element('iframe');\n iframe.setAttribute('style', 'display: block; position: absolute; top: 0; left: 0; width: 100%; height: 100%; ' +\n 'overflow: hidden; border: 0; opacity: 0; pointer-events: none; z-index: -1;');\n iframe.setAttribute('aria-hidden', 'true');\n iframe.tabIndex = -1;\n const crossorigin = is_crossorigin();\n let unsubscribe;\n if (crossorigin) {\n iframe.src = \"data:text/html,\";\n unsubscribe = listen(window, 'message', (event) => {\n if (event.source === iframe.contentWindow)\n fn();\n });\n }\n else {\n iframe.src = 'about:blank';\n iframe.onload = () => {\n unsubscribe = listen(iframe.contentWindow, 'resize', fn);\n };\n }\n append(node, iframe);\n return () => {\n if (crossorigin) {\n unsubscribe();\n }\n else if (unsubscribe && iframe.contentWindow) {\n unsubscribe();\n }\n detach(iframe);\n };\n}\nfunction toggle_class(element, name, toggle) {\n element.classList[toggle ? 'add' : 'remove'](name);\n}\nfunction custom_event(type, detail) {\n const e = document.createEvent('CustomEvent');\n e.initCustomEvent(type, false, false, detail);\n return e;\n}\nfunction query_selector_all(selector, parent = document.body) {\n return Array.from(parent.querySelectorAll(selector));\n}\nclass HtmlTag {\n constructor(anchor = null) {\n this.a = anchor;\n this.e = this.n = null;\n }\n m(html, target, anchor = null) {\n if (!this.e) {\n this.e = element(target.nodeName);\n this.t = target;\n this.h(html);\n }\n this.i(anchor);\n }\n h(html) {\n this.e.innerHTML = html;\n this.n = Array.from(this.e.childNodes);\n }\n i(anchor) {\n for (let i = 0; i < this.n.length; i += 1) {\n insert(this.t, this.n[i], anchor);\n }\n }\n p(html) {\n this.d();\n this.h(html);\n this.i(this.a);\n }\n d() {\n this.n.forEach(detach);\n }\n}\nfunction attribute_to_object(attributes) {\n const result = {};\n for (const attribute of attributes) {\n result[attribute.name] = attribute.value;\n }\n return result;\n}\nfunction get_custom_elements_slots(element) {\n const result = {};\n element.childNodes.forEach((node) => {\n result[node.slot || 'default'] = true;\n });\n return result;\n}\n\nconst active_docs = new Set();\nlet active = 0;\n// https://github.com/darkskyapp/string-hash/blob/master/index.js\nfunction hash(str) {\n let hash = 5381;\n let i = str.length;\n while (i--)\n hash = ((hash << 5) - hash) ^ str.charCodeAt(i);\n return hash >>> 0;\n}\nfunction create_rule(node, a, b, duration, delay, ease, fn, uid = 0) {\n const step = 16.666 / duration;\n let keyframes = '{\\n';\n for (let p = 0; p <= 1; p += step) {\n const t = a + (b - a) * ease(p);\n keyframes += p * 100 + `%{${fn(t, 1 - t)}}\\n`;\n }\n const rule = keyframes + `100% {${fn(b, 1 - b)}}\\n}`;\n const name = `__svelte_${hash(rule)}_${uid}`;\n const doc = node.ownerDocument;\n active_docs.add(doc);\n const stylesheet = doc.__svelte_stylesheet || (doc.__svelte_stylesheet = doc.head.appendChild(element('style')).sheet);\n const current_rules = doc.__svelte_rules || (doc.__svelte_rules = {});\n if (!current_rules[name]) {\n current_rules[name] = true;\n stylesheet.insertRule(`@keyframes ${name} ${rule}`, stylesheet.cssRules.length);\n }\n const animation = node.style.animation || '';\n node.style.animation = `${animation ? `${animation}, ` : ''}${name} ${duration}ms linear ${delay}ms 1 both`;\n active += 1;\n return name;\n}\nfunction delete_rule(node, name) {\n const previous = (node.style.animation || '').split(', ');\n const next = previous.filter(name\n ? anim => anim.indexOf(name) < 0 // remove specific animation\n : anim => anim.indexOf('__svelte') === -1 // remove all Svelte animations\n );\n const deleted = previous.length - next.length;\n if (deleted) {\n node.style.animation = next.join(', ');\n active -= deleted;\n if (!active)\n clear_rules();\n }\n}\nfunction clear_rules() {\n raf(() => {\n if (active)\n return;\n active_docs.forEach(doc => {\n const stylesheet = doc.__svelte_stylesheet;\n let i = stylesheet.cssRules.length;\n while (i--)\n stylesheet.deleteRule(i);\n doc.__svelte_rules = {};\n });\n active_docs.clear();\n });\n}\n\nfunction create_animation(node, from, fn, params) {\n if (!from)\n return noop;\n const to = node.getBoundingClientRect();\n if (from.left === to.left && from.right === to.right && from.top === to.top && from.bottom === to.bottom)\n return noop;\n const { delay = 0, duration = 300, easing = identity, \n // @ts-ignore todo: should this be separated from destructuring? Or start/end added to public api and documentation?\n start: start_time = now() + delay, \n // @ts-ignore todo:\n end = start_time + duration, tick = noop, css } = fn(node, { from, to }, params);\n let running = true;\n let started = false;\n let name;\n function start() {\n if (css) {\n name = create_rule(node, 0, 1, duration, delay, easing, css);\n }\n if (!delay) {\n started = true;\n }\n }\n function stop() {\n if (css)\n delete_rule(node, name);\n running = false;\n }\n loop(now => {\n if (!started && now >= start_time) {\n started = true;\n }\n if (started && now >= end) {\n tick(1, 0);\n stop();\n }\n if (!running) {\n return false;\n }\n if (started) {\n const p = now - start_time;\n const t = 0 + 1 * easing(p / duration);\n tick(t, 1 - t);\n }\n return true;\n });\n start();\n tick(0, 1);\n return stop;\n}\nfunction fix_position(node) {\n const style = getComputedStyle(node);\n if (style.position !== 'absolute' && style.position !== 'fixed') {\n const { width, height } = style;\n const a = node.getBoundingClientRect();\n node.style.position = 'absolute';\n node.style.width = width;\n node.style.height = height;\n add_transform(node, a);\n }\n}\nfunction add_transform(node, a) {\n const b = node.getBoundingClientRect();\n if (a.left !== b.left || a.top !== b.top) {\n const style = getComputedStyle(node);\n const transform = style.transform === 'none' ? '' : style.transform;\n node.style.transform = `${transform} translate(${a.left - b.left}px, ${a.top - b.top}px)`;\n }\n}\n\nlet current_component;\nfunction set_current_component(component) {\n current_component = component;\n}\nfunction get_current_component() {\n if (!current_component)\n throw new Error('Function called outside component initialization');\n return current_component;\n}\nfunction beforeUpdate(fn) {\n get_current_component().$$.before_update.push(fn);\n}\nfunction onMount(fn) {\n get_current_component().$$.on_mount.push(fn);\n}\nfunction afterUpdate(fn) {\n get_current_component().$$.after_update.push(fn);\n}\nfunction onDestroy(fn) {\n get_current_component().$$.on_destroy.push(fn);\n}\nfunction createEventDispatcher() {\n const component = get_current_component();\n return (type, detail) => {\n const callbacks = component.$$.callbacks[type];\n if (callbacks) {\n // TODO are there situations where events could be dispatched\n // in a server (non-DOM) environment?\n const event = custom_event(type, detail);\n callbacks.slice().forEach(fn => {\n fn.call(component, event);\n });\n }\n };\n}\nfunction setContext(key, context) {\n get_current_component().$$.context.set(key, context);\n}\nfunction getContext(key) {\n return get_current_component().$$.context.get(key);\n}\nfunction hasContext(key) {\n return get_current_component().$$.context.has(key);\n}\n// TODO figure out if we still want to support\n// shorthand events, or if we want to implement\n// a real bubbling mechanism\nfunction bubble(component, event) {\n const callbacks = component.$$.callbacks[event.type];\n if (callbacks) {\n callbacks.slice().forEach(fn => fn(event));\n }\n}\n\nconst dirty_components = [];\nconst intros = { enabled: false };\nconst binding_callbacks = [];\nconst render_callbacks = [];\nconst flush_callbacks = [];\nconst resolved_promise = Promise.resolve();\nlet update_scheduled = false;\nfunction schedule_update() {\n if (!update_scheduled) {\n update_scheduled = true;\n resolved_promise.then(flush);\n }\n}\nfunction tick() {\n schedule_update();\n return resolved_promise;\n}\nfunction add_render_callback(fn) {\n render_callbacks.push(fn);\n}\nfunction add_flush_callback(fn) {\n flush_callbacks.push(fn);\n}\nlet flushing = false;\nconst seen_callbacks = new Set();\nfunction flush() {\n if (flushing)\n return;\n flushing = true;\n do {\n // first, call beforeUpdate functions\n // and update components\n for (let i = 0; i < dirty_components.length; i += 1) {\n const component = dirty_components[i];\n set_current_component(component);\n update(component.$$);\n }\n set_current_component(null);\n dirty_components.length = 0;\n while (binding_callbacks.length)\n binding_callbacks.pop()();\n // then, once components are updated, call\n // afterUpdate functions. This may cause\n // subsequent updates...\n for (let i = 0; i < render_callbacks.length; i += 1) {\n const callback = render_callbacks[i];\n if (!seen_callbacks.has(callback)) {\n // ...so guard against infinite loops\n seen_callbacks.add(callback);\n callback();\n }\n }\n render_callbacks.length = 0;\n } while (dirty_components.length);\n while (flush_callbacks.length) {\n flush_callbacks.pop()();\n }\n update_scheduled = false;\n flushing = false;\n seen_callbacks.clear();\n}\nfunction update($$) {\n if ($$.fragment !== null) {\n $$.update();\n run_all($$.before_update);\n const dirty = $$.dirty;\n $$.dirty = [-1];\n $$.fragment && $$.fragment.p($$.ctx, dirty);\n $$.after_update.forEach(add_render_callback);\n }\n}\n\nlet promise;\nfunction wait() {\n if (!promise) {\n promise = Promise.resolve();\n promise.then(() => {\n promise = null;\n });\n }\n return promise;\n}\nfunction dispatch(node, direction, kind) {\n node.dispatchEvent(custom_event(`${direction ? 'intro' : 'outro'}${kind}`));\n}\nconst outroing = new Set();\nlet outros;\nfunction group_outros() {\n outros = {\n r: 0,\n c: [],\n p: outros // parent group\n };\n}\nfunction check_outros() {\n if (!outros.r) {\n run_all(outros.c);\n }\n outros = outros.p;\n}\nfunction transition_in(block, local) {\n if (block && block.i) {\n outroing.delete(block);\n block.i(local);\n }\n}\nfunction transition_out(block, local, detach, callback) {\n if (block && block.o) {\n if (outroing.has(block))\n return;\n outroing.add(block);\n outros.c.push(() => {\n outroing.delete(block);\n if (callback) {\n if (detach)\n block.d(1);\n callback();\n }\n });\n block.o(local);\n }\n}\nconst null_transition = { duration: 0 };\nfunction create_in_transition(node, fn, params) {\n let config = fn(node, params);\n let running = false;\n let animation_name;\n let task;\n let uid = 0;\n function cleanup() {\n if (animation_name)\n delete_rule(node, animation_name);\n }\n function go() {\n const { delay = 0, duration = 300, easing = identity, tick = noop, css } = config || null_transition;\n if (css)\n animation_name = create_rule(node, 0, 1, duration, delay, easing, css, uid++);\n tick(0, 1);\n const start_time = now() + delay;\n const end_time = start_time + duration;\n if (task)\n task.abort();\n running = true;\n add_render_callback(() => dispatch(node, true, 'start'));\n task = loop(now => {\n if (running) {\n if (now >= end_time) {\n tick(1, 0);\n dispatch(node, true, 'end');\n cleanup();\n return running = false;\n }\n if (now >= start_time) {\n const t = easing((now - start_time) / duration);\n tick(t, 1 - t);\n }\n }\n return running;\n });\n }\n let started = false;\n return {\n start() {\n if (started)\n return;\n delete_rule(node);\n if (is_function(config)) {\n config = config();\n wait().then(go);\n }\n else {\n go();\n }\n },\n invalidate() {\n started = false;\n },\n end() {\n if (running) {\n cleanup();\n running = false;\n }\n }\n };\n}\nfunction create_out_transition(node, fn, params) {\n let config = fn(node, params);\n let running = true;\n let animation_name;\n const group = outros;\n group.r += 1;\n function go() {\n const { delay = 0, duration = 300, easing = identity, tick = noop, css } = config || null_transition;\n if (css)\n animation_name = create_rule(node, 1, 0, duration, delay, easing, css);\n const start_time = now() + delay;\n const end_time = start_time + duration;\n add_render_callback(() => dispatch(node, false, 'start'));\n loop(now => {\n if (running) {\n if (now >= end_time) {\n tick(0, 1);\n dispatch(node, false, 'end');\n if (!--group.r) {\n // this will result in `end()` being called,\n // so we don't need to clean up here\n run_all(group.c);\n }\n return false;\n }\n if (now >= start_time) {\n const t = easing((now - start_time) / duration);\n tick(1 - t, t);\n }\n }\n return running;\n });\n }\n if (is_function(config)) {\n wait().then(() => {\n // @ts-ignore\n config = config();\n go();\n });\n }\n else {\n go();\n }\n return {\n end(reset) {\n if (reset && config.tick) {\n config.tick(1, 0);\n }\n if (running) {\n if (animation_name)\n delete_rule(node, animation_name);\n running = false;\n }\n }\n };\n}\nfunction create_bidirectional_transition(node, fn, params, intro) {\n let config = fn(node, params);\n let t = intro ? 0 : 1;\n let running_program = null;\n let pending_program = null;\n let animation_name = null;\n function clear_animation() {\n if (animation_name)\n delete_rule(node, animation_name);\n }\n function init(program, duration) {\n const d = program.b - t;\n duration *= Math.abs(d);\n return {\n a: t,\n b: program.b,\n d,\n duration,\n start: program.start,\n end: program.start + duration,\n group: program.group\n };\n }\n function go(b) {\n const { delay = 0, duration = 300, easing = identity, tick = noop, css } = config || null_transition;\n const program = {\n start: now() + delay,\n b\n };\n if (!b) {\n // @ts-ignore todo: improve typings\n program.group = outros;\n outros.r += 1;\n }\n if (running_program || pending_program) {\n pending_program = program;\n }\n else {\n // if this is an intro, and there's a delay, we need to do\n // an initial tick and/or apply CSS animation immediately\n if (css) {\n clear_animation();\n animation_name = create_rule(node, t, b, duration, delay, easing, css);\n }\n if (b)\n tick(0, 1);\n running_program = init(program, duration);\n add_render_callback(() => dispatch(node, b, 'start'));\n loop(now => {\n if (pending_program && now > pending_program.start) {\n running_program = init(pending_program, duration);\n pending_program = null;\n dispatch(node, running_program.b, 'start');\n if (css) {\n clear_animation();\n animation_name = create_rule(node, t, running_program.b, running_program.duration, 0, easing, config.css);\n }\n }\n if (running_program) {\n if (now >= running_program.end) {\n tick(t = running_program.b, 1 - t);\n dispatch(node, running_program.b, 'end');\n if (!pending_program) {\n // we're done\n if (running_program.b) {\n // intro — we can tidy up immediately\n clear_animation();\n }\n else {\n // outro — needs to be coordinated\n if (!--running_program.group.r)\n run_all(running_program.group.c);\n }\n }\n running_program = null;\n }\n else if (now >= running_program.start) {\n const p = now - running_program.start;\n t = running_program.a + running_program.d * easing(p / running_program.duration);\n tick(t, 1 - t);\n }\n }\n return !!(running_program || pending_program);\n });\n }\n }\n return {\n run(b) {\n if (is_function(config)) {\n wait().then(() => {\n // @ts-ignore\n config = config();\n go(b);\n });\n }\n else {\n go(b);\n }\n },\n end() {\n clear_animation();\n running_program = pending_program = null;\n }\n };\n}\n\nfunction handle_promise(promise, info) {\n const token = info.token = {};\n function update(type, index, key, value) {\n if (info.token !== token)\n return;\n info.resolved = value;\n let child_ctx = info.ctx;\n if (key !== undefined) {\n child_ctx = child_ctx.slice();\n child_ctx[key] = value;\n }\n const block = type && (info.current = type)(child_ctx);\n let needs_flush = false;\n if (info.block) {\n if (info.blocks) {\n info.blocks.forEach((block, i) => {\n if (i !== index && block) {\n group_outros();\n transition_out(block, 1, 1, () => {\n if (info.blocks[i] === block) {\n info.blocks[i] = null;\n }\n });\n check_outros();\n }\n });\n }\n else {\n info.block.d(1);\n }\n block.c();\n transition_in(block, 1);\n block.m(info.mount(), info.anchor);\n needs_flush = true;\n }\n info.block = block;\n if (info.blocks)\n info.blocks[index] = block;\n if (needs_flush) {\n flush();\n }\n }\n if (is_promise(promise)) {\n const current_component = get_current_component();\n promise.then(value => {\n set_current_component(current_component);\n update(info.then, 1, info.value, value);\n set_current_component(null);\n }, error => {\n set_current_component(current_component);\n update(info.catch, 2, info.error, error);\n set_current_component(null);\n if (!info.hasCatch) {\n throw error;\n }\n });\n // if we previously had a then/catch block, destroy it\n if (info.current !== info.pending) {\n update(info.pending, 0);\n return true;\n }\n }\n else {\n if (info.current !== info.then) {\n update(info.then, 1, info.value, promise);\n return true;\n }\n info.resolved = promise;\n }\n}\n\nconst globals = (typeof window !== 'undefined'\n ? window\n : typeof globalThis !== 'undefined'\n ? globalThis\n : global);\n\nfunction destroy_block(block, lookup) {\n block.d(1);\n lookup.delete(block.key);\n}\nfunction outro_and_destroy_block(block, lookup) {\n transition_out(block, 1, 1, () => {\n lookup.delete(block.key);\n });\n}\nfunction fix_and_destroy_block(block, lookup) {\n block.f();\n destroy_block(block, lookup);\n}\nfunction fix_and_outro_and_destroy_block(block, lookup) {\n block.f();\n outro_and_destroy_block(block, lookup);\n}\nfunction update_keyed_each(old_blocks, dirty, get_key, dynamic, ctx, list, lookup, node, destroy, create_each_block, next, get_context) {\n let o = old_blocks.length;\n let n = list.length;\n let i = o;\n const old_indexes = {};\n while (i--)\n old_indexes[old_blocks[i].key] = i;\n const new_blocks = [];\n const new_lookup = new Map();\n const deltas = new Map();\n i = n;\n while (i--) {\n const child_ctx = get_context(ctx, list, i);\n const key = get_key(child_ctx);\n let block = lookup.get(key);\n if (!block) {\n block = create_each_block(key, child_ctx);\n block.c();\n }\n else if (dynamic) {\n block.p(child_ctx, dirty);\n }\n new_lookup.set(key, new_blocks[i] = block);\n if (key in old_indexes)\n deltas.set(key, Math.abs(i - old_indexes[key]));\n }\n const will_move = new Set();\n const did_move = new Set();\n function insert(block) {\n transition_in(block, 1);\n block.m(node, next);\n lookup.set(block.key, block);\n next = block.first;\n n--;\n }\n while (o && n) {\n const new_block = new_blocks[n - 1];\n const old_block = old_blocks[o - 1];\n const new_key = new_block.key;\n const old_key = old_block.key;\n if (new_block === old_block) {\n // do nothing\n next = new_block.first;\n o--;\n n--;\n }\n else if (!new_lookup.has(old_key)) {\n // remove old block\n destroy(old_block, lookup);\n o--;\n }\n else if (!lookup.has(new_key) || will_move.has(new_key)) {\n insert(new_block);\n }\n else if (did_move.has(old_key)) {\n o--;\n }\n else if (deltas.get(new_key) > deltas.get(old_key)) {\n did_move.add(new_key);\n insert(new_block);\n }\n else {\n will_move.add(old_key);\n o--;\n }\n }\n while (o--) {\n const old_block = old_blocks[o];\n if (!new_lookup.has(old_block.key))\n destroy(old_block, lookup);\n }\n while (n)\n insert(new_blocks[n - 1]);\n return new_blocks;\n}\nfunction validate_each_keys(ctx, list, get_context, get_key) {\n const keys = new Set();\n for (let i = 0; i < list.length; i++) {\n const key = get_key(get_context(ctx, list, i));\n if (keys.has(key)) {\n throw new Error('Cannot have duplicate keys in a keyed each');\n }\n keys.add(key);\n }\n}\n\nfunction get_spread_update(levels, updates) {\n const update = {};\n const to_null_out = {};\n const accounted_for = { $$scope: 1 };\n let i = levels.length;\n while (i--) {\n const o = levels[i];\n const n = updates[i];\n if (n) {\n for (const key in o) {\n if (!(key in n))\n to_null_out[key] = 1;\n }\n for (const key in n) {\n if (!accounted_for[key]) {\n update[key] = n[key];\n accounted_for[key] = 1;\n }\n }\n levels[i] = n;\n }\n else {\n for (const key in o) {\n accounted_for[key] = 1;\n }\n }\n }\n for (const key in to_null_out) {\n if (!(key in update))\n update[key] = undefined;\n }\n return update;\n}\nfunction get_spread_object(spread_props) {\n return typeof spread_props === 'object' && spread_props !== null ? spread_props : {};\n}\n\n// source: https://html.spec.whatwg.org/multipage/indices.html\nconst boolean_attributes = new Set([\n 'allowfullscreen',\n 'allowpaymentrequest',\n 'async',\n 'autofocus',\n 'autoplay',\n 'checked',\n 'controls',\n 'default',\n 'defer',\n 'disabled',\n 'formnovalidate',\n 'hidden',\n 'ismap',\n 'loop',\n 'multiple',\n 'muted',\n 'nomodule',\n 'novalidate',\n 'open',\n 'playsinline',\n 'readonly',\n 'required',\n 'reversed',\n 'selected'\n]);\n\nconst invalid_attribute_name_character = /[\\s'\">/=\\u{FDD0}-\\u{FDEF}\\u{FFFE}\\u{FFFF}\\u{1FFFE}\\u{1FFFF}\\u{2FFFE}\\u{2FFFF}\\u{3FFFE}\\u{3FFFF}\\u{4FFFE}\\u{4FFFF}\\u{5FFFE}\\u{5FFFF}\\u{6FFFE}\\u{6FFFF}\\u{7FFFE}\\u{7FFFF}\\u{8FFFE}\\u{8FFFF}\\u{9FFFE}\\u{9FFFF}\\u{AFFFE}\\u{AFFFF}\\u{BFFFE}\\u{BFFFF}\\u{CFFFE}\\u{CFFFF}\\u{DFFFE}\\u{DFFFF}\\u{EFFFE}\\u{EFFFF}\\u{FFFFE}\\u{FFFFF}\\u{10FFFE}\\u{10FFFF}]/u;\n// https://html.spec.whatwg.org/multipage/syntax.html#attributes-2\n// https://infra.spec.whatwg.org/#noncharacter\nfunction spread(args, classes_to_add) {\n const attributes = Object.assign({}, ...args);\n if (classes_to_add) {\n if (attributes.class == null) {\n attributes.class = classes_to_add;\n }\n else {\n attributes.class += ' ' + classes_to_add;\n }\n }\n let str = '';\n Object.keys(attributes).forEach(name => {\n if (invalid_attribute_name_character.test(name))\n return;\n const value = attributes[name];\n if (value === true)\n str += ' ' + name;\n else if (boolean_attributes.has(name.toLowerCase())) {\n if (value)\n str += ' ' + name;\n }\n else if (value != null) {\n str += ` ${name}=\"${String(value).replace(/\"/g, '"').replace(/'/g, ''')}\"`;\n }\n });\n return str;\n}\nconst escaped = {\n '\"': '"',\n \"'\": ''',\n '&': '&',\n '<': '<',\n '>': '>'\n};\nfunction escape(html) {\n return String(html).replace(/[\"'&<>]/g, match => escaped[match]);\n}\nfunction each(items, fn) {\n let str = '';\n for (let i = 0; i < items.length; i += 1) {\n str += fn(items[i], i);\n }\n return str;\n}\nconst missing_component = {\n $$render: () => ''\n};\nfunction validate_component(component, name) {\n if (!component || !component.$$render) {\n if (name === 'svelte:component')\n name += ' this={...}';\n throw new Error(`<${name}> is not a valid SSR component. You may need to review your build config to ensure that dependencies are compiled, rather than imported as pre-compiled modules`);\n }\n return component;\n}\nfunction debug(file, line, column, values) {\n console.log(`{@debug} ${file ? file + ' ' : ''}(${line}:${column})`); // eslint-disable-line no-console\n console.log(values); // eslint-disable-line no-console\n return '';\n}\nlet on_destroy;\nfunction create_ssr_component(fn) {\n function $$render(result, props, bindings, slots) {\n const parent_component = current_component;\n const $$ = {\n on_destroy,\n context: new Map(parent_component ? parent_component.$$.context : []),\n // these will be immediately discarded\n on_mount: [],\n before_update: [],\n after_update: [],\n callbacks: blank_object()\n };\n set_current_component({ $$ });\n const html = fn(result, props, bindings, slots);\n set_current_component(parent_component);\n return html;\n }\n return {\n render: (props = {}, options = {}) => {\n on_destroy = [];\n const result = { title: '', head: '', css: new Set() };\n const html = $$render(result, props, {}, options);\n run_all(on_destroy);\n return {\n html,\n css: {\n code: Array.from(result.css).map(css => css.code).join('\\n'),\n map: null // TODO\n },\n head: result.title + result.head\n };\n },\n $$render\n };\n}\nfunction add_attribute(name, value, boolean) {\n if (value == null || (boolean && !value))\n return '';\n return ` ${name}${value === true ? '' : `=${typeof value === 'string' ? JSON.stringify(escape(value)) : `\"${value}\"`}`}`;\n}\nfunction add_classes(classes) {\n return classes ? ` class=\"${classes}\"` : '';\n}\n\nfunction bind(component, name, callback) {\n const index = component.$$.props[name];\n if (index !== undefined) {\n component.$$.bound[index] = callback;\n callback(component.$$.ctx[index]);\n }\n}\nfunction create_component(block) {\n block && block.c();\n}\nfunction claim_component(block, parent_nodes) {\n block && block.l(parent_nodes);\n}\nfunction mount_component(component, target, anchor) {\n const { fragment, on_mount, on_destroy, after_update } = component.$$;\n fragment && fragment.m(target, anchor);\n // onMount happens before the initial afterUpdate\n add_render_callback(() => {\n const new_on_destroy = on_mount.map(run).filter(is_function);\n if (on_destroy) {\n on_destroy.push(...new_on_destroy);\n }\n else {\n // Edge case - component was destroyed immediately,\n // most likely as a result of a binding initialising\n run_all(new_on_destroy);\n }\n component.$$.on_mount = [];\n });\n after_update.forEach(add_render_callback);\n}\nfunction destroy_component(component, detaching) {\n const $$ = component.$$;\n if ($$.fragment !== null) {\n run_all($$.on_destroy);\n $$.fragment && $$.fragment.d(detaching);\n // TODO null out other refs, including component.$$ (but need to\n // preserve final state?)\n $$.on_destroy = $$.fragment = null;\n $$.ctx = [];\n }\n}\nfunction make_dirty(component, i) {\n if (component.$$.dirty[0] === -1) {\n dirty_components.push(component);\n schedule_update();\n component.$$.dirty.fill(0);\n }\n component.$$.dirty[(i / 31) | 0] |= (1 << (i % 31));\n}\nfunction init(component, options, instance, create_fragment, not_equal, props, dirty = [-1]) {\n const parent_component = current_component;\n set_current_component(component);\n const $$ = component.$$ = {\n fragment: null,\n ctx: null,\n // state\n props,\n update: noop,\n not_equal,\n bound: blank_object(),\n // lifecycle\n on_mount: [],\n on_destroy: [],\n before_update: [],\n after_update: [],\n context: new Map(parent_component ? parent_component.$$.context : []),\n // everything else\n callbacks: blank_object(),\n dirty,\n skip_bound: false\n };\n let ready = false;\n $$.ctx = instance\n ? instance(component, options.props || {}, (i, ret, ...rest) => {\n const value = rest.length ? rest[0] : ret;\n if ($$.ctx && not_equal($$.ctx[i], $$.ctx[i] = value)) {\n if (!$$.skip_bound && $$.bound[i])\n $$.bound[i](value);\n if (ready)\n make_dirty(component, i);\n }\n return ret;\n })\n : [];\n $$.update();\n ready = true;\n run_all($$.before_update);\n // `false` as a special case of no DOM component\n $$.fragment = create_fragment ? create_fragment($$.ctx) : false;\n if (options.target) {\n if (options.hydrate) {\n const nodes = children(options.target);\n // eslint-disable-next-line @typescript-eslint/no-non-null-assertion\n $$.fragment && $$.fragment.l(nodes);\n nodes.forEach(detach);\n }\n else {\n // eslint-disable-next-line @typescript-eslint/no-non-null-assertion\n $$.fragment && $$.fragment.c();\n }\n if (options.intro)\n transition_in(component.$$.fragment);\n mount_component(component, options.target, options.anchor);\n flush();\n }\n set_current_component(parent_component);\n}\nlet SvelteElement;\nif (typeof HTMLElement === 'function') {\n SvelteElement = class extends HTMLElement {\n constructor() {\n super();\n this.attachShadow({ mode: 'open' });\n }\n connectedCallback() {\n // @ts-ignore todo: improve typings\n for (const key in this.$$.slotted) {\n // @ts-ignore todo: improve typings\n this.appendChild(this.$$.slotted[key]);\n }\n }\n attributeChangedCallback(attr, _oldValue, newValue) {\n this[attr] = newValue;\n }\n $destroy() {\n destroy_component(this, 1);\n this.$destroy = noop;\n }\n $on(type, callback) {\n // TODO should this delegate to addEventListener?\n const callbacks = (this.$$.callbacks[type] || (this.$$.callbacks[type] = []));\n callbacks.push(callback);\n return () => {\n const index = callbacks.indexOf(callback);\n if (index !== -1)\n callbacks.splice(index, 1);\n };\n }\n $set($$props) {\n if (this.$$set && !is_empty($$props)) {\n this.$$.skip_bound = true;\n this.$$set($$props);\n this.$$.skip_bound = false;\n }\n }\n };\n}\n/**\n * Base class for Svelte components. Used when dev=false.\n */\nclass SvelteComponent {\n $destroy() {\n destroy_component(this, 1);\n this.$destroy = noop;\n }\n $on(type, callback) {\n const callbacks = (this.$$.callbacks[type] || (this.$$.callbacks[type] = []));\n callbacks.push(callback);\n return () => {\n const index = callbacks.indexOf(callback);\n if (index !== -1)\n callbacks.splice(index, 1);\n };\n }\n $set($$props) {\n if (this.$$set && !is_empty($$props)) {\n this.$$.skip_bound = true;\n this.$$set($$props);\n this.$$.skip_bound = false;\n }\n }\n}\n\nfunction dispatch_dev(type, detail) {\n document.dispatchEvent(custom_event(type, Object.assign({ version: '3.32.3' }, detail)));\n}\nfunction append_dev(target, node) {\n dispatch_dev('SvelteDOMInsert', { target, node });\n append(target, node);\n}\nfunction insert_dev(target, node, anchor) {\n dispatch_dev('SvelteDOMInsert', { target, node, anchor });\n insert(target, node, anchor);\n}\nfunction detach_dev(node) {\n dispatch_dev('SvelteDOMRemove', { node });\n detach(node);\n}\nfunction detach_between_dev(before, after) {\n while (before.nextSibling && before.nextSibling !== after) {\n detach_dev(before.nextSibling);\n }\n}\nfunction detach_before_dev(after) {\n while (after.previousSibling) {\n detach_dev(after.previousSibling);\n }\n}\nfunction detach_after_dev(before) {\n while (before.nextSibling) {\n detach_dev(before.nextSibling);\n }\n}\nfunction listen_dev(node, event, handler, options, has_prevent_default, has_stop_propagation) {\n const modifiers = options === true ? ['capture'] : options ? Array.from(Object.keys(options)) : [];\n if (has_prevent_default)\n modifiers.push('preventDefault');\n if (has_stop_propagation)\n modifiers.push('stopPropagation');\n dispatch_dev('SvelteDOMAddEventListener', { node, event, handler, modifiers });\n const dispose = listen(node, event, handler, options);\n return () => {\n dispatch_dev('SvelteDOMRemoveEventListener', { node, event, handler, modifiers });\n dispose();\n };\n}\nfunction attr_dev(node, attribute, value) {\n attr(node, attribute, value);\n if (value == null)\n dispatch_dev('SvelteDOMRemoveAttribute', { node, attribute });\n else\n dispatch_dev('SvelteDOMSetAttribute', { node, attribute, value });\n}\nfunction prop_dev(node, property, value) {\n node[property] = value;\n dispatch_dev('SvelteDOMSetProperty', { node, property, value });\n}\nfunction dataset_dev(node, property, value) {\n node.dataset[property] = value;\n dispatch_dev('SvelteDOMSetDataset', { node, property, value });\n}\nfunction set_data_dev(text, data) {\n data = '' + data;\n if (text.wholeText === data)\n return;\n dispatch_dev('SvelteDOMSetData', { node: text, data });\n text.data = data;\n}\nfunction validate_each_argument(arg) {\n if (typeof arg !== 'string' && !(arg && typeof arg === 'object' && 'length' in arg)) {\n let msg = '{#each} only iterates over array-like objects.';\n if (typeof Symbol === 'function' && arg && Symbol.iterator in arg) {\n msg += ' You can use a spread to convert this iterable into an array.';\n }\n throw new Error(msg);\n }\n}\nfunction validate_slots(name, slot, keys) {\n for (const slot_key of Object.keys(slot)) {\n if (!~keys.indexOf(slot_key)) {\n console.warn(`<${name}> received an unexpected slot \"${slot_key}\".`);\n }\n }\n}\n/**\n * Base class for Svelte components with some minor dev-enhancements. Used when dev=true.\n */\nclass SvelteComponentDev extends SvelteComponent {\n constructor(options) {\n if (!options || (!options.target && !options.$$inline)) {\n throw new Error(\"'target' is a required option\");\n }\n super();\n }\n $destroy() {\n super.$destroy();\n this.$destroy = () => {\n console.warn('Component was already destroyed'); // eslint-disable-line no-console\n };\n }\n $capture_state() { }\n $inject_state() { }\n}\n/**\n * Base class to create strongly typed Svelte components.\n * This only exists for typing purposes and should be used in `.d.ts` files.\n *\n * ### Example:\n *\n * You have component library on npm called `component-library`, from which\n * you export a component called `MyComponent`. For Svelte+TypeScript users,\n * you want to provide typings. Therefore you create a `index.d.ts`:\n * ```ts\n * import { SvelteComponentTyped } from \"svelte\";\n * export class MyComponent extends SvelteComponentTyped<{foo: string}> {}\n * ```\n * Typing this makes it possible for IDEs like VS Code with the Svelte extension\n * to provide intellisense and to use the component like this in a Svelte file\n * with TypeScript:\n * ```svelte\n * \n * \n * ```\n *\n * #### Why not make this part of `SvelteComponent(Dev)`?\n * Because\n * ```ts\n * class ASubclassOfSvelteComponent extends SvelteComponent<{foo: string}> {}\n * const component: typeof SvelteComponent = ASubclassOfSvelteComponent;\n * ```\n * will throw a type error, so we need to seperate the more strictly typed class.\n */\nclass SvelteComponentTyped extends SvelteComponentDev {\n constructor(options) {\n super(options);\n }\n}\nfunction loop_guard(timeout) {\n const start = Date.now();\n return () => {\n if (Date.now() - start > timeout) {\n throw new Error('Infinite loop detected');\n }\n };\n}\n\nexport { HtmlTag, SvelteComponent, SvelteComponentDev, SvelteComponentTyped, SvelteElement, action_destroyer, add_attribute, add_classes, add_flush_callback, add_location, add_render_callback, add_resize_listener, add_transform, afterUpdate, append, append_dev, assign, attr, attr_dev, attribute_to_object, beforeUpdate, bind, binding_callbacks, blank_object, bubble, check_outros, children, claim_component, claim_element, claim_space, claim_text, clear_loops, component_subscribe, compute_rest_props, compute_slots, createEventDispatcher, create_animation, create_bidirectional_transition, create_component, create_in_transition, create_out_transition, create_slot, create_ssr_component, current_component, custom_event, dataset_dev, debug, destroy_block, destroy_component, destroy_each, detach, detach_after_dev, detach_before_dev, detach_between_dev, detach_dev, dirty_components, dispatch_dev, each, element, element_is, empty, escape, escaped, exclude_internal_props, fix_and_destroy_block, fix_and_outro_and_destroy_block, fix_position, flush, getContext, get_binding_group_value, get_current_component, get_custom_elements_slots, get_slot_changes, get_slot_context, get_spread_object, get_spread_update, get_store_value, globals, group_outros, handle_promise, hasContext, has_prop, identity, init, insert, insert_dev, intros, invalid_attribute_name_character, is_client, is_crossorigin, is_empty, is_function, is_promise, listen, listen_dev, loop, loop_guard, missing_component, mount_component, noop, not_equal, now, null_to_empty, object_without_properties, onDestroy, onMount, once, outro_and_destroy_block, prevent_default, prop_dev, query_selector_all, raf, run, run_all, safe_not_equal, schedule_update, select_multiple_value, select_option, select_options, select_value, self, setContext, set_attributes, set_current_component, set_custom_element_data, set_data, set_data_dev, set_input_type, set_input_value, set_now, set_raf, set_store_value, set_style, set_svg_attributes, space, spread, stop_propagation, subscribe, svg_element, text, tick, time_ranges_to_array, to_number, toggle_class, transition_in, transition_out, update_keyed_each, update_slot, update_slot_spread, validate_component, validate_each_argument, validate_each_keys, validate_slots, validate_store, xlink_attr };\n","/*!\n * jQuery JavaScript Library v3.5.1\n * https://jquery.com/\n *\n * Includes Sizzle.js\n * https://sizzlejs.com/\n *\n * Copyright JS Foundation and other contributors\n * Released under the MIT license\n * https://jquery.org/license\n *\n * Date: 2020-05-04T22:49Z\n */\n( function( global, factory ) {\n\n\t\"use strict\";\n\n\tif ( typeof module === \"object\" && typeof module.exports === \"object\" ) {\n\n\t\t// For CommonJS and CommonJS-like environments where a proper `window`\n\t\t// is present, execute the factory and get jQuery.\n\t\t// For environments that do not have a `window` with a `document`\n\t\t// (such as Node.js), expose a factory as module.exports.\n\t\t// This accentuates the need for the creation of a real `window`.\n\t\t// e.g. var jQuery = require(\"jquery\")(window);\n\t\t// See ticket #14549 for more info.\n\t\tmodule.exports = global.document ?\n\t\t\tfactory( global, true ) :\n\t\t\tfunction( w ) {\n\t\t\t\tif ( !w.document ) {\n\t\t\t\t\tthrow new Error( \"jQuery requires a window with a document\" );\n\t\t\t\t}\n\t\t\t\treturn factory( w );\n\t\t\t};\n\t} else {\n\t\tfactory( global );\n\t}\n\n// Pass this if window is not defined yet\n} )( typeof window !== \"undefined\" ? window : this, function( window, noGlobal ) {\n\n// Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1\n// throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode\n// arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common\n// enough that all such attempts are guarded in a try block.\n\"use strict\";\n\nvar arr = [];\n\nvar getProto = Object.getPrototypeOf;\n\nvar slice = arr.slice;\n\nvar flat = arr.flat ? function( array ) {\n\treturn arr.flat.call( array );\n} : function( array ) {\n\treturn arr.concat.apply( [], array );\n};\n\n\nvar push = arr.push;\n\nvar indexOf = arr.indexOf;\n\nvar class2type = {};\n\nvar toString = class2type.toString;\n\nvar hasOwn = class2type.hasOwnProperty;\n\nvar fnToString = hasOwn.toString;\n\nvar ObjectFunctionString = fnToString.call( Object );\n\nvar support = {};\n\nvar isFunction = function isFunction( obj ) {\n\n // Support: Chrome <=57, Firefox <=52\n // In some browsers, typeof returns \"function\" for HTML elements\n // (i.e., `typeof document.createElement( \"object\" ) === \"function\"`).\n // We don't want to classify *any* DOM node as a function.\n return typeof obj === \"function\" && typeof obj.nodeType !== \"number\";\n };\n\n\nvar isWindow = function isWindow( obj ) {\n\t\treturn obj != null && obj === obj.window;\n\t};\n\n\nvar document = window.document;\n\n\n\n\tvar preservedScriptAttributes = {\n\t\ttype: true,\n\t\tsrc: true,\n\t\tnonce: true,\n\t\tnoModule: true\n\t};\n\n\tfunction DOMEval( code, node, doc ) {\n\t\tdoc = doc || document;\n\n\t\tvar i, val,\n\t\t\tscript = doc.createElement( \"script\" );\n\n\t\tscript.text = code;\n\t\tif ( node ) {\n\t\t\tfor ( i in preservedScriptAttributes ) {\n\n\t\t\t\t// Support: Firefox 64+, Edge 18+\n\t\t\t\t// Some browsers don't support the \"nonce\" property on scripts.\n\t\t\t\t// On the other hand, just using `getAttribute` is not enough as\n\t\t\t\t// the `nonce` attribute is reset to an empty string whenever it\n\t\t\t\t// becomes browsing-context connected.\n\t\t\t\t// See https://github.com/whatwg/html/issues/2369\n\t\t\t\t// See https://html.spec.whatwg.org/#nonce-attributes\n\t\t\t\t// The `node.getAttribute` check was added for the sake of\n\t\t\t\t// `jQuery.globalEval` so that it can fake a nonce-containing node\n\t\t\t\t// via an object.\n\t\t\t\tval = node[ i ] || node.getAttribute && node.getAttribute( i );\n\t\t\t\tif ( val ) {\n\t\t\t\t\tscript.setAttribute( i, val );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t\tdoc.head.appendChild( script ).parentNode.removeChild( script );\n\t}\n\n\nfunction toType( obj ) {\n\tif ( obj == null ) {\n\t\treturn obj + \"\";\n\t}\n\n\t// Support: Android <=2.3 only (functionish RegExp)\n\treturn typeof obj === \"object\" || typeof obj === \"function\" ?\n\t\tclass2type[ toString.call( obj ) ] || \"object\" :\n\t\ttypeof obj;\n}\n/* global Symbol */\n// Defining this global in .eslintrc.json would create a danger of using the global\n// unguarded in another place, it seems safer to define global only for this module\n\n\n\nvar\n\tversion = \"3.5.1\",\n\n\t// Define a local copy of jQuery\n\tjQuery = function( selector, context ) {\n\n\t\t// The jQuery object is actually just the init constructor 'enhanced'\n\t\t// Need init if jQuery is called (just allow error to be thrown if not included)\n\t\treturn new jQuery.fn.init( selector, context );\n\t};\n\njQuery.fn = jQuery.prototype = {\n\n\t// The current version of jQuery being used\n\tjquery: version,\n\n\tconstructor: jQuery,\n\n\t// The default length of a jQuery object is 0\n\tlength: 0,\n\n\ttoArray: function() {\n\t\treturn slice.call( this );\n\t},\n\n\t// Get the Nth element in the matched element set OR\n\t// Get the whole matched element set as a clean array\n\tget: function( num ) {\n\n\t\t// Return all the elements in a clean array\n\t\tif ( num == null ) {\n\t\t\treturn slice.call( this );\n\t\t}\n\n\t\t// Return just the one element from the set\n\t\treturn num < 0 ? this[ num + this.length ] : this[ num ];\n\t},\n\n\t// Take an array of elements and push it onto the stack\n\t// (returning the new matched element set)\n\tpushStack: function( elems ) {\n\n\t\t// Build a new jQuery matched element set\n\t\tvar ret = jQuery.merge( this.constructor(), elems );\n\n\t\t// Add the old object onto the stack (as a reference)\n\t\tret.prevObject = this;\n\n\t\t// Return the newly-formed element set\n\t\treturn ret;\n\t},\n\n\t// Execute a callback for every element in the matched set.\n\teach: function( callback ) {\n\t\treturn jQuery.each( this, callback );\n\t},\n\n\tmap: function( callback ) {\n\t\treturn this.pushStack( jQuery.map( this, function( elem, i ) {\n\t\t\treturn callback.call( elem, i, elem );\n\t\t} ) );\n\t},\n\n\tslice: function() {\n\t\treturn this.pushStack( slice.apply( this, arguments ) );\n\t},\n\n\tfirst: function() {\n\t\treturn this.eq( 0 );\n\t},\n\n\tlast: function() {\n\t\treturn this.eq( -1 );\n\t},\n\n\teven: function() {\n\t\treturn this.pushStack( jQuery.grep( this, function( _elem, i ) {\n\t\t\treturn ( i + 1 ) % 2;\n\t\t} ) );\n\t},\n\n\todd: function() {\n\t\treturn this.pushStack( jQuery.grep( this, function( _elem, i ) {\n\t\t\treturn i % 2;\n\t\t} ) );\n\t},\n\n\teq: function( i ) {\n\t\tvar len = this.length,\n\t\t\tj = +i + ( i < 0 ? len : 0 );\n\t\treturn this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] );\n\t},\n\n\tend: function() {\n\t\treturn this.prevObject || this.constructor();\n\t},\n\n\t// For internal use only.\n\t// Behaves like an Array's method, not like a jQuery method.\n\tpush: push,\n\tsort: arr.sort,\n\tsplice: arr.splice\n};\n\njQuery.extend = jQuery.fn.extend = function() {\n\tvar options, name, src, copy, copyIsArray, clone,\n\t\ttarget = arguments[ 0 ] || {},\n\t\ti = 1,\n\t\tlength = arguments.length,\n\t\tdeep = false;\n\n\t// Handle a deep copy situation\n\tif ( typeof target === \"boolean\" ) {\n\t\tdeep = target;\n\n\t\t// Skip the boolean and the target\n\t\ttarget = arguments[ i ] || {};\n\t\ti++;\n\t}\n\n\t// Handle case when target is a string or something (possible in deep copy)\n\tif ( typeof target !== \"object\" && !isFunction( target ) ) {\n\t\ttarget = {};\n\t}\n\n\t// Extend jQuery itself if only one argument is passed\n\tif ( i === length ) {\n\t\ttarget = this;\n\t\ti--;\n\t}\n\n\tfor ( ; i < length; i++ ) {\n\n\t\t// Only deal with non-null/undefined values\n\t\tif ( ( options = arguments[ i ] ) != null ) {\n\n\t\t\t// Extend the base object\n\t\t\tfor ( name in options ) {\n\t\t\t\tcopy = options[ name ];\n\n\t\t\t\t// Prevent Object.prototype pollution\n\t\t\t\t// Prevent never-ending loop\n\t\t\t\tif ( name === \"__proto__\" || target === copy ) {\n\t\t\t\t\tcontinue;\n\t\t\t\t}\n\n\t\t\t\t// Recurse if we're merging plain objects or arrays\n\t\t\t\tif ( deep && copy && ( jQuery.isPlainObject( copy ) ||\n\t\t\t\t\t( copyIsArray = Array.isArray( copy ) ) ) ) {\n\t\t\t\t\tsrc = target[ name ];\n\n\t\t\t\t\t// Ensure proper type for the source value\n\t\t\t\t\tif ( copyIsArray && !Array.isArray( src ) ) {\n\t\t\t\t\t\tclone = [];\n\t\t\t\t\t} else if ( !copyIsArray && !jQuery.isPlainObject( src ) ) {\n\t\t\t\t\t\tclone = {};\n\t\t\t\t\t} else {\n\t\t\t\t\t\tclone = src;\n\t\t\t\t\t}\n\t\t\t\t\tcopyIsArray = false;\n\n\t\t\t\t\t// Never move original objects, clone them\n\t\t\t\t\ttarget[ name ] = jQuery.extend( deep, clone, copy );\n\n\t\t\t\t// Don't bring in undefined values\n\t\t\t\t} else if ( copy !== undefined ) {\n\t\t\t\t\ttarget[ name ] = copy;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\n\t// Return the modified object\n\treturn target;\n};\n\njQuery.extend( {\n\n\t// Unique for each copy of jQuery on the page\n\texpando: \"jQuery\" + ( version + Math.random() ).replace( /\\D/g, \"\" ),\n\n\t// Assume jQuery is ready without the ready module\n\tisReady: true,\n\n\terror: function( msg ) {\n\t\tthrow new Error( msg );\n\t},\n\n\tnoop: function() {},\n\n\tisPlainObject: function( obj ) {\n\t\tvar proto, Ctor;\n\n\t\t// Detect obvious negatives\n\t\t// Use toString instead of jQuery.type to catch host objects\n\t\tif ( !obj || toString.call( obj ) !== \"[object Object]\" ) {\n\t\t\treturn false;\n\t\t}\n\n\t\tproto = getProto( obj );\n\n\t\t// Objects with no prototype (e.g., `Object.create( null )`) are plain\n\t\tif ( !proto ) {\n\t\t\treturn true;\n\t\t}\n\n\t\t// Objects with prototype are plain iff they were constructed by a global Object function\n\t\tCtor = hasOwn.call( proto, \"constructor\" ) && proto.constructor;\n\t\treturn typeof Ctor === \"function\" && fnToString.call( Ctor ) === ObjectFunctionString;\n\t},\n\n\tisEmptyObject: function( obj ) {\n\t\tvar name;\n\n\t\tfor ( name in obj ) {\n\t\t\treturn false;\n\t\t}\n\t\treturn true;\n\t},\n\n\t// Evaluates a script in a provided context; falls back to the global one\n\t// if not specified.\n\tglobalEval: function( code, options, doc ) {\n\t\tDOMEval( code, { nonce: options && options.nonce }, doc );\n\t},\n\n\teach: function( obj, callback ) {\n\t\tvar length, i = 0;\n\n\t\tif ( isArrayLike( obj ) ) {\n\t\t\tlength = obj.length;\n\t\t\tfor ( ; i < length; i++ ) {\n\t\t\t\tif ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t}\n\t\t} else {\n\t\t\tfor ( i in obj ) {\n\t\t\t\tif ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn obj;\n\t},\n\n\t// results is for internal usage only\n\tmakeArray: function( arr, results ) {\n\t\tvar ret = results || [];\n\n\t\tif ( arr != null ) {\n\t\t\tif ( isArrayLike( Object( arr ) ) ) {\n\t\t\t\tjQuery.merge( ret,\n\t\t\t\t\ttypeof arr === \"string\" ?\n\t\t\t\t\t[ arr ] : arr\n\t\t\t\t);\n\t\t\t} else {\n\t\t\t\tpush.call( ret, arr );\n\t\t\t}\n\t\t}\n\n\t\treturn ret;\n\t},\n\n\tinArray: function( elem, arr, i ) {\n\t\treturn arr == null ? -1 : indexOf.call( arr, elem, i );\n\t},\n\n\t// Support: Android <=4.0 only, PhantomJS 1 only\n\t// push.apply(_, arraylike) throws on ancient WebKit\n\tmerge: function( first, second ) {\n\t\tvar len = +second.length,\n\t\t\tj = 0,\n\t\t\ti = first.length;\n\n\t\tfor ( ; j < len; j++ ) {\n\t\t\tfirst[ i++ ] = second[ j ];\n\t\t}\n\n\t\tfirst.length = i;\n\n\t\treturn first;\n\t},\n\n\tgrep: function( elems, callback, invert ) {\n\t\tvar callbackInverse,\n\t\t\tmatches = [],\n\t\t\ti = 0,\n\t\t\tlength = elems.length,\n\t\t\tcallbackExpect = !invert;\n\n\t\t// Go through the array, only saving the items\n\t\t// that pass the validator function\n\t\tfor ( ; i < length; i++ ) {\n\t\t\tcallbackInverse = !callback( elems[ i ], i );\n\t\t\tif ( callbackInverse !== callbackExpect ) {\n\t\t\t\tmatches.push( elems[ i ] );\n\t\t\t}\n\t\t}\n\n\t\treturn matches;\n\t},\n\n\t// arg is for internal usage only\n\tmap: function( elems, callback, arg ) {\n\t\tvar length, value,\n\t\t\ti = 0,\n\t\t\tret = [];\n\n\t\t// Go through the array, translating each of the items to their new values\n\t\tif ( isArrayLike( elems ) ) {\n\t\t\tlength = elems.length;\n\t\t\tfor ( ; i < length; i++ ) {\n\t\t\t\tvalue = callback( elems[ i ], i, arg );\n\n\t\t\t\tif ( value != null ) {\n\t\t\t\t\tret.push( value );\n\t\t\t\t}\n\t\t\t}\n\n\t\t// Go through every key on the object,\n\t\t} else {\n\t\t\tfor ( i in elems ) {\n\t\t\t\tvalue = callback( elems[ i ], i, arg );\n\n\t\t\t\tif ( value != null ) {\n\t\t\t\t\tret.push( value );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// Flatten any nested arrays\n\t\treturn flat( ret );\n\t},\n\n\t// A global GUID counter for objects\n\tguid: 1,\n\n\t// jQuery.support is not used in Core but other projects attach their\n\t// properties to it so it needs to exist.\n\tsupport: support\n} );\n\nif ( typeof Symbol === \"function\" ) {\n\tjQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ];\n}\n\n// Populate the class2type map\njQuery.each( \"Boolean Number String Function Array Date RegExp Object Error Symbol\".split( \" \" ),\nfunction( _i, name ) {\n\tclass2type[ \"[object \" + name + \"]\" ] = name.toLowerCase();\n} );\n\nfunction isArrayLike( obj ) {\n\n\t// Support: real iOS 8.2 only (not reproducible in simulator)\n\t// `in` check used to prevent JIT error (gh-2145)\n\t// hasOwn isn't used here due to false negatives\n\t// regarding Nodelist length in IE\n\tvar length = !!obj && \"length\" in obj && obj.length,\n\t\ttype = toType( obj );\n\n\tif ( isFunction( obj ) || isWindow( obj ) ) {\n\t\treturn false;\n\t}\n\n\treturn type === \"array\" || length === 0 ||\n\t\ttypeof length === \"number\" && length > 0 && ( length - 1 ) in obj;\n}\nvar Sizzle =\n/*!\n * Sizzle CSS Selector Engine v2.3.5\n * https://sizzlejs.com/\n *\n * Copyright JS Foundation and other contributors\n * Released under the MIT license\n * https://js.foundation/\n *\n * Date: 2020-03-14\n */\n( function( window ) {\nvar i,\n\tsupport,\n\tExpr,\n\tgetText,\n\tisXML,\n\ttokenize,\n\tcompile,\n\tselect,\n\toutermostContext,\n\tsortInput,\n\thasDuplicate,\n\n\t// Local document vars\n\tsetDocument,\n\tdocument,\n\tdocElem,\n\tdocumentIsHTML,\n\trbuggyQSA,\n\trbuggyMatches,\n\tmatches,\n\tcontains,\n\n\t// Instance-specific data\n\texpando = \"sizzle\" + 1 * new Date(),\n\tpreferredDoc = window.document,\n\tdirruns = 0,\n\tdone = 0,\n\tclassCache = createCache(),\n\ttokenCache = createCache(),\n\tcompilerCache = createCache(),\n\tnonnativeSelectorCache = createCache(),\n\tsortOrder = function( a, b ) {\n\t\tif ( a === b ) {\n\t\t\thasDuplicate = true;\n\t\t}\n\t\treturn 0;\n\t},\n\n\t// Instance methods\n\thasOwn = ( {} ).hasOwnProperty,\n\tarr = [],\n\tpop = arr.pop,\n\tpushNative = arr.push,\n\tpush = arr.push,\n\tslice = arr.slice,\n\n\t// Use a stripped-down indexOf as it's faster than native\n\t// https://jsperf.com/thor-indexof-vs-for/5\n\tindexOf = function( list, elem ) {\n\t\tvar i = 0,\n\t\t\tlen = list.length;\n\t\tfor ( ; i < len; i++ ) {\n\t\t\tif ( list[ i ] === elem ) {\n\t\t\t\treturn i;\n\t\t\t}\n\t\t}\n\t\treturn -1;\n\t},\n\n\tbooleans = \"checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|\" +\n\t\t\"ismap|loop|multiple|open|readonly|required|scoped\",\n\n\t// Regular expressions\n\n\t// http://www.w3.org/TR/css3-selectors/#whitespace\n\twhitespace = \"[\\\\x20\\\\t\\\\r\\\\n\\\\f]\",\n\n\t// https://www.w3.org/TR/css-syntax-3/#ident-token-diagram\n\tidentifier = \"(?:\\\\\\\\[\\\\da-fA-F]{1,6}\" + whitespace +\n\t\t\"?|\\\\\\\\[^\\\\r\\\\n\\\\f]|[\\\\w-]|[^\\0-\\\\x7f])+\",\n\n\t// Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors\n\tattributes = \"\\\\[\" + whitespace + \"*(\" + identifier + \")(?:\" + whitespace +\n\n\t\t// Operator (capture 2)\n\t\t\"*([*^$|!~]?=)\" + whitespace +\n\n\t\t// \"Attribute values must be CSS identifiers [capture 5]\n\t\t// or strings [capture 3 or capture 4]\"\n\t\t\"*(?:'((?:\\\\\\\\.|[^\\\\\\\\'])*)'|\\\"((?:\\\\\\\\.|[^\\\\\\\\\\\"])*)\\\"|(\" + identifier + \"))|)\" +\n\t\twhitespace + \"*\\\\]\",\n\n\tpseudos = \":(\" + identifier + \")(?:\\\\((\" +\n\n\t\t// To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:\n\t\t// 1. quoted (capture 3; capture 4 or capture 5)\n\t\t\"('((?:\\\\\\\\.|[^\\\\\\\\'])*)'|\\\"((?:\\\\\\\\.|[^\\\\\\\\\\\"])*)\\\")|\" +\n\n\t\t// 2. simple (capture 6)\n\t\t\"((?:\\\\\\\\.|[^\\\\\\\\()[\\\\]]|\" + attributes + \")*)|\" +\n\n\t\t// 3. anything else (capture 2)\n\t\t\".*\" +\n\t\t\")\\\\)|)\",\n\n\t// Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter\n\trwhitespace = new RegExp( whitespace + \"+\", \"g\" ),\n\trtrim = new RegExp( \"^\" + whitespace + \"+|((?:^|[^\\\\\\\\])(?:\\\\\\\\.)*)\" +\n\t\twhitespace + \"+$\", \"g\" ),\n\n\trcomma = new RegExp( \"^\" + whitespace + \"*,\" + whitespace + \"*\" ),\n\trcombinators = new RegExp( \"^\" + whitespace + \"*([>+~]|\" + whitespace + \")\" + whitespace +\n\t\t\"*\" ),\n\trdescend = new RegExp( whitespace + \"|>\" ),\n\n\trpseudo = new RegExp( pseudos ),\n\tridentifier = new RegExp( \"^\" + identifier + \"$\" ),\n\n\tmatchExpr = {\n\t\t\"ID\": new RegExp( \"^#(\" + identifier + \")\" ),\n\t\t\"CLASS\": new RegExp( \"^\\\\.(\" + identifier + \")\" ),\n\t\t\"TAG\": new RegExp( \"^(\" + identifier + \"|[*])\" ),\n\t\t\"ATTR\": new RegExp( \"^\" + attributes ),\n\t\t\"PSEUDO\": new RegExp( \"^\" + pseudos ),\n\t\t\"CHILD\": new RegExp( \"^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\\\(\" +\n\t\t\twhitespace + \"*(even|odd|(([+-]|)(\\\\d*)n|)\" + whitespace + \"*(?:([+-]|)\" +\n\t\t\twhitespace + \"*(\\\\d+)|))\" + whitespace + \"*\\\\)|)\", \"i\" ),\n\t\t\"bool\": new RegExp( \"^(?:\" + booleans + \")$\", \"i\" ),\n\n\t\t// For use in libraries implementing .is()\n\t\t// We use this for POS matching in `select`\n\t\t\"needsContext\": new RegExp( \"^\" + whitespace +\n\t\t\t\"*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\\\(\" + whitespace +\n\t\t\t\"*((?:-\\\\d)?\\\\d*)\" + whitespace + \"*\\\\)|)(?=[^-]|$)\", \"i\" )\n\t},\n\n\trhtml = /HTML$/i,\n\trinputs = /^(?:input|select|textarea|button)$/i,\n\trheader = /^h\\d$/i,\n\n\trnative = /^[^{]+\\{\\s*\\[native \\w/,\n\n\t// Easily-parseable/retrievable ID or TAG or CLASS selectors\n\trquickExpr = /^(?:#([\\w-]+)|(\\w+)|\\.([\\w-]+))$/,\n\n\trsibling = /[+~]/,\n\n\t// CSS escapes\n\t// http://www.w3.org/TR/CSS21/syndata.html#escaped-characters\n\trunescape = new RegExp( \"\\\\\\\\[\\\\da-fA-F]{1,6}\" + whitespace + \"?|\\\\\\\\([^\\\\r\\\\n\\\\f])\", \"g\" ),\n\tfunescape = function( escape, nonHex ) {\n\t\tvar high = \"0x\" + escape.slice( 1 ) - 0x10000;\n\n\t\treturn nonHex ?\n\n\t\t\t// Strip the backslash prefix from a non-hex escape sequence\n\t\t\tnonHex :\n\n\t\t\t// Replace a hexadecimal escape sequence with the encoded Unicode code point\n\t\t\t// Support: IE <=11+\n\t\t\t// For values outside the Basic Multilingual Plane (BMP), manually construct a\n\t\t\t// surrogate pair\n\t\t\thigh < 0 ?\n\t\t\t\tString.fromCharCode( high + 0x10000 ) :\n\t\t\t\tString.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );\n\t},\n\n\t// CSS string/identifier serialization\n\t// https://drafts.csswg.org/cssom/#common-serializing-idioms\n\trcssescape = /([\\0-\\x1f\\x7f]|^-?\\d)|^-$|[^\\0-\\x1f\\x7f-\\uFFFF\\w-]/g,\n\tfcssescape = function( ch, asCodePoint ) {\n\t\tif ( asCodePoint ) {\n\n\t\t\t// U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER\n\t\t\tif ( ch === \"\\0\" ) {\n\t\t\t\treturn \"\\uFFFD\";\n\t\t\t}\n\n\t\t\t// Control characters and (dependent upon position) numbers get escaped as code points\n\t\t\treturn ch.slice( 0, -1 ) + \"\\\\\" +\n\t\t\t\tch.charCodeAt( ch.length - 1 ).toString( 16 ) + \" \";\n\t\t}\n\n\t\t// Other potentially-special ASCII characters get backslash-escaped\n\t\treturn \"\\\\\" + ch;\n\t},\n\n\t// Used for iframes\n\t// See setDocument()\n\t// Removing the function wrapper causes a \"Permission Denied\"\n\t// error in IE\n\tunloadHandler = function() {\n\t\tsetDocument();\n\t},\n\n\tinDisabledFieldset = addCombinator(\n\t\tfunction( elem ) {\n\t\t\treturn elem.disabled === true && elem.nodeName.toLowerCase() === \"fieldset\";\n\t\t},\n\t\t{ dir: \"parentNode\", next: \"legend\" }\n\t);\n\n// Optimize for push.apply( _, NodeList )\ntry {\n\tpush.apply(\n\t\t( arr = slice.call( preferredDoc.childNodes ) ),\n\t\tpreferredDoc.childNodes\n\t);\n\n\t// Support: Android<4.0\n\t// Detect silently failing push.apply\n\t// eslint-disable-next-line no-unused-expressions\n\tarr[ preferredDoc.childNodes.length ].nodeType;\n} catch ( e ) {\n\tpush = { apply: arr.length ?\n\n\t\t// Leverage slice if possible\n\t\tfunction( target, els ) {\n\t\t\tpushNative.apply( target, slice.call( els ) );\n\t\t} :\n\n\t\t// Support: IE<9\n\t\t// Otherwise append directly\n\t\tfunction( target, els ) {\n\t\t\tvar j = target.length,\n\t\t\t\ti = 0;\n\n\t\t\t// Can't trust NodeList.length\n\t\t\twhile ( ( target[ j++ ] = els[ i++ ] ) ) {}\n\t\t\ttarget.length = j - 1;\n\t\t}\n\t};\n}\n\nfunction Sizzle( selector, context, results, seed ) {\n\tvar m, i, elem, nid, match, groups, newSelector,\n\t\tnewContext = context && context.ownerDocument,\n\n\t\t// nodeType defaults to 9, since context defaults to document\n\t\tnodeType = context ? context.nodeType : 9;\n\n\tresults = results || [];\n\n\t// Return early from calls with invalid selector or context\n\tif ( typeof selector !== \"string\" || !selector ||\n\t\tnodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) {\n\n\t\treturn results;\n\t}\n\n\t// Try to shortcut find operations (as opposed to filters) in HTML documents\n\tif ( !seed ) {\n\t\tsetDocument( context );\n\t\tcontext = context || document;\n\n\t\tif ( documentIsHTML ) {\n\n\t\t\t// If the selector is sufficiently simple, try using a \"get*By*\" DOM method\n\t\t\t// (excepting DocumentFragment context, where the methods don't exist)\n\t\t\tif ( nodeType !== 11 && ( match = rquickExpr.exec( selector ) ) ) {\n\n\t\t\t\t// ID selector\n\t\t\t\tif ( ( m = match[ 1 ] ) ) {\n\n\t\t\t\t\t// Document context\n\t\t\t\t\tif ( nodeType === 9 ) {\n\t\t\t\t\t\tif ( ( elem = context.getElementById( m ) ) ) {\n\n\t\t\t\t\t\t\t// Support: IE, Opera, Webkit\n\t\t\t\t\t\t\t// TODO: identify versions\n\t\t\t\t\t\t\t// getElementById can match elements by name instead of ID\n\t\t\t\t\t\t\tif ( elem.id === m ) {\n\t\t\t\t\t\t\t\tresults.push( elem );\n\t\t\t\t\t\t\t\treturn results;\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\treturn results;\n\t\t\t\t\t\t}\n\n\t\t\t\t\t// Element context\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\t// Support: IE, Opera, Webkit\n\t\t\t\t\t\t// TODO: identify versions\n\t\t\t\t\t\t// getElementById can match elements by name instead of ID\n\t\t\t\t\t\tif ( newContext && ( elem = newContext.getElementById( m ) ) &&\n\t\t\t\t\t\t\tcontains( context, elem ) &&\n\t\t\t\t\t\t\telem.id === m ) {\n\n\t\t\t\t\t\t\tresults.push( elem );\n\t\t\t\t\t\t\treturn results;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\n\t\t\t\t// Type selector\n\t\t\t\t} else if ( match[ 2 ] ) {\n\t\t\t\t\tpush.apply( results, context.getElementsByTagName( selector ) );\n\t\t\t\t\treturn results;\n\n\t\t\t\t// Class selector\n\t\t\t\t} else if ( ( m = match[ 3 ] ) && support.getElementsByClassName &&\n\t\t\t\t\tcontext.getElementsByClassName ) {\n\n\t\t\t\t\tpush.apply( results, context.getElementsByClassName( m ) );\n\t\t\t\t\treturn results;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// Take advantage of querySelectorAll\n\t\t\tif ( support.qsa &&\n\t\t\t\t!nonnativeSelectorCache[ selector + \" \" ] &&\n\t\t\t\t( !rbuggyQSA || !rbuggyQSA.test( selector ) ) &&\n\n\t\t\t\t// Support: IE 8 only\n\t\t\t\t// Exclude object elements\n\t\t\t\t( nodeType !== 1 || context.nodeName.toLowerCase() !== \"object\" ) ) {\n\n\t\t\t\tnewSelector = selector;\n\t\t\t\tnewContext = context;\n\n\t\t\t\t// qSA considers elements outside a scoping root when evaluating child or\n\t\t\t\t// descendant combinators, which is not what we want.\n\t\t\t\t// In such cases, we work around the behavior by prefixing every selector in the\n\t\t\t\t// list with an ID selector referencing the scope context.\n\t\t\t\t// The technique has to be used as well when a leading combinator is used\n\t\t\t\t// as such selectors are not recognized by querySelectorAll.\n\t\t\t\t// Thanks to Andrew Dupont for this technique.\n\t\t\t\tif ( nodeType === 1 &&\n\t\t\t\t\t( rdescend.test( selector ) || rcombinators.test( selector ) ) ) {\n\n\t\t\t\t\t// Expand context for sibling selectors\n\t\t\t\t\tnewContext = rsibling.test( selector ) && testContext( context.parentNode ) ||\n\t\t\t\t\t\tcontext;\n\n\t\t\t\t\t// We can use :scope instead of the ID hack if the browser\n\t\t\t\t\t// supports it & if we're not changing the context.\n\t\t\t\t\tif ( newContext !== context || !support.scope ) {\n\n\t\t\t\t\t\t// Capture the context ID, setting it first if necessary\n\t\t\t\t\t\tif ( ( nid = context.getAttribute( \"id\" ) ) ) {\n\t\t\t\t\t\t\tnid = nid.replace( rcssescape, fcssescape );\n\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\tcontext.setAttribute( \"id\", ( nid = expando ) );\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\n\t\t\t\t\t// Prefix every selector in the list\n\t\t\t\t\tgroups = tokenize( selector );\n\t\t\t\t\ti = groups.length;\n\t\t\t\t\twhile ( i-- ) {\n\t\t\t\t\t\tgroups[ i ] = ( nid ? \"#\" + nid : \":scope\" ) + \" \" +\n\t\t\t\t\t\t\ttoSelector( groups[ i ] );\n\t\t\t\t\t}\n\t\t\t\t\tnewSelector = groups.join( \",\" );\n\t\t\t\t}\n\n\t\t\t\ttry {\n\t\t\t\t\tpush.apply( results,\n\t\t\t\t\t\tnewContext.querySelectorAll( newSelector )\n\t\t\t\t\t);\n\t\t\t\t\treturn results;\n\t\t\t\t} catch ( qsaError ) {\n\t\t\t\t\tnonnativeSelectorCache( selector, true );\n\t\t\t\t} finally {\n\t\t\t\t\tif ( nid === expando ) {\n\t\t\t\t\t\tcontext.removeAttribute( \"id\" );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\n\t// All others\n\treturn select( selector.replace( rtrim, \"$1\" ), context, results, seed );\n}\n\n/**\n * Create key-value caches of limited size\n * @returns {function(string, object)} Returns the Object data after storing it on itself with\n *\tproperty name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)\n *\tdeleting the oldest entry\n */\nfunction createCache() {\n\tvar keys = [];\n\n\tfunction cache( key, value ) {\n\n\t\t// Use (key + \" \") to avoid collision with native prototype properties (see Issue #157)\n\t\tif ( keys.push( key + \" \" ) > Expr.cacheLength ) {\n\n\t\t\t// Only keep the most recent entries\n\t\t\tdelete cache[ keys.shift() ];\n\t\t}\n\t\treturn ( cache[ key + \" \" ] = value );\n\t}\n\treturn cache;\n}\n\n/**\n * Mark a function for special use by Sizzle\n * @param {Function} fn The function to mark\n */\nfunction markFunction( fn ) {\n\tfn[ expando ] = true;\n\treturn fn;\n}\n\n/**\n * Support testing using an element\n * @param {Function} fn Passed the created element and returns a boolean result\n */\nfunction assert( fn ) {\n\tvar el = document.createElement( \"fieldset\" );\n\n\ttry {\n\t\treturn !!fn( el );\n\t} catch ( e ) {\n\t\treturn false;\n\t} finally {\n\n\t\t// Remove from its parent by default\n\t\tif ( el.parentNode ) {\n\t\t\tel.parentNode.removeChild( el );\n\t\t}\n\n\t\t// release memory in IE\n\t\tel = null;\n\t}\n}\n\n/**\n * Adds the same handler for all of the specified attrs\n * @param {String} attrs Pipe-separated list of attributes\n * @param {Function} handler The method that will be applied\n */\nfunction addHandle( attrs, handler ) {\n\tvar arr = attrs.split( \"|\" ),\n\t\ti = arr.length;\n\n\twhile ( i-- ) {\n\t\tExpr.attrHandle[ arr[ i ] ] = handler;\n\t}\n}\n\n/**\n * Checks document order of two siblings\n * @param {Element} a\n * @param {Element} b\n * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b\n */\nfunction siblingCheck( a, b ) {\n\tvar cur = b && a,\n\t\tdiff = cur && a.nodeType === 1 && b.nodeType === 1 &&\n\t\t\ta.sourceIndex - b.sourceIndex;\n\n\t// Use IE sourceIndex if available on both nodes\n\tif ( diff ) {\n\t\treturn diff;\n\t}\n\n\t// Check if b follows a\n\tif ( cur ) {\n\t\twhile ( ( cur = cur.nextSibling ) ) {\n\t\t\tif ( cur === b ) {\n\t\t\t\treturn -1;\n\t\t\t}\n\t\t}\n\t}\n\n\treturn a ? 1 : -1;\n}\n\n/**\n * Returns a function to use in pseudos for input types\n * @param {String} type\n */\nfunction createInputPseudo( type ) {\n\treturn function( elem ) {\n\t\tvar name = elem.nodeName.toLowerCase();\n\t\treturn name === \"input\" && elem.type === type;\n\t};\n}\n\n/**\n * Returns a function to use in pseudos for buttons\n * @param {String} type\n */\nfunction createButtonPseudo( type ) {\n\treturn function( elem ) {\n\t\tvar name = elem.nodeName.toLowerCase();\n\t\treturn ( name === \"input\" || name === \"button\" ) && elem.type === type;\n\t};\n}\n\n/**\n * Returns a function to use in pseudos for :enabled/:disabled\n * @param {Boolean} disabled true for :disabled; false for :enabled\n */\nfunction createDisabledPseudo( disabled ) {\n\n\t// Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable\n\treturn function( elem ) {\n\n\t\t// Only certain elements can match :enabled or :disabled\n\t\t// https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled\n\t\t// https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled\n\t\tif ( \"form\" in elem ) {\n\n\t\t\t// Check for inherited disabledness on relevant non-disabled elements:\n\t\t\t// * listed form-associated elements in a disabled fieldset\n\t\t\t// https://html.spec.whatwg.org/multipage/forms.html#category-listed\n\t\t\t// https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled\n\t\t\t// * option elements in a disabled optgroup\n\t\t\t// https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled\n\t\t\t// All such elements have a \"form\" property.\n\t\t\tif ( elem.parentNode && elem.disabled === false ) {\n\n\t\t\t\t// Option elements defer to a parent optgroup if present\n\t\t\t\tif ( \"label\" in elem ) {\n\t\t\t\t\tif ( \"label\" in elem.parentNode ) {\n\t\t\t\t\t\treturn elem.parentNode.disabled === disabled;\n\t\t\t\t\t} else {\n\t\t\t\t\t\treturn elem.disabled === disabled;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\t// Support: IE 6 - 11\n\t\t\t\t// Use the isDisabled shortcut property to check for disabled fieldset ancestors\n\t\t\t\treturn elem.isDisabled === disabled ||\n\n\t\t\t\t\t// Where there is no isDisabled, check manually\n\t\t\t\t\t/* jshint -W018 */\n\t\t\t\t\telem.isDisabled !== !disabled &&\n\t\t\t\t\tinDisabledFieldset( elem ) === disabled;\n\t\t\t}\n\n\t\t\treturn elem.disabled === disabled;\n\n\t\t// Try to winnow out elements that can't be disabled before trusting the disabled property.\n\t\t// Some victims get caught in our net (label, legend, menu, track), but it shouldn't\n\t\t// even exist on them, let alone have a boolean value.\n\t\t} else if ( \"label\" in elem ) {\n\t\t\treturn elem.disabled === disabled;\n\t\t}\n\n\t\t// Remaining elements are neither :enabled nor :disabled\n\t\treturn false;\n\t};\n}\n\n/**\n * Returns a function to use in pseudos for positionals\n * @param {Function} fn\n */\nfunction createPositionalPseudo( fn ) {\n\treturn markFunction( function( argument ) {\n\t\targument = +argument;\n\t\treturn markFunction( function( seed, matches ) {\n\t\t\tvar j,\n\t\t\t\tmatchIndexes = fn( [], seed.length, argument ),\n\t\t\t\ti = matchIndexes.length;\n\n\t\t\t// Match elements found at the specified indexes\n\t\t\twhile ( i-- ) {\n\t\t\t\tif ( seed[ ( j = matchIndexes[ i ] ) ] ) {\n\t\t\t\t\tseed[ j ] = !( matches[ j ] = seed[ j ] );\n\t\t\t\t}\n\t\t\t}\n\t\t} );\n\t} );\n}\n\n/**\n * Checks a node for validity as a Sizzle context\n * @param {Element|Object=} context\n * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value\n */\nfunction testContext( context ) {\n\treturn context && typeof context.getElementsByTagName !== \"undefined\" && context;\n}\n\n// Expose support vars for convenience\nsupport = Sizzle.support = {};\n\n/**\n * Detects XML nodes\n * @param {Element|Object} elem An element or a document\n * @returns {Boolean} True iff elem is a non-HTML XML node\n */\nisXML = Sizzle.isXML = function( elem ) {\n\tvar namespace = elem.namespaceURI,\n\t\tdocElem = ( elem.ownerDocument || elem ).documentElement;\n\n\t// Support: IE <=8\n\t// Assume HTML when documentElement doesn't yet exist, such as inside loading iframes\n\t// https://bugs.jquery.com/ticket/4833\n\treturn !rhtml.test( namespace || docElem && docElem.nodeName || \"HTML\" );\n};\n\n/**\n * Sets document-related variables once based on the current document\n * @param {Element|Object} [doc] An element or document object to use to set the document\n * @returns {Object} Returns the current document\n */\nsetDocument = Sizzle.setDocument = function( node ) {\n\tvar hasCompare, subWindow,\n\t\tdoc = node ? node.ownerDocument || node : preferredDoc;\n\n\t// Return early if doc is invalid or already selected\n\t// Support: IE 11+, Edge 17 - 18+\n\t// IE/Edge sometimes throw a \"Permission denied\" error when strict-comparing\n\t// two documents; shallow comparisons work.\n\t// eslint-disable-next-line eqeqeq\n\tif ( doc == document || doc.nodeType !== 9 || !doc.documentElement ) {\n\t\treturn document;\n\t}\n\n\t// Update global variables\n\tdocument = doc;\n\tdocElem = document.documentElement;\n\tdocumentIsHTML = !isXML( document );\n\n\t// Support: IE 9 - 11+, Edge 12 - 18+\n\t// Accessing iframe documents after unload throws \"permission denied\" errors (jQuery #13936)\n\t// Support: IE 11+, Edge 17 - 18+\n\t// IE/Edge sometimes throw a \"Permission denied\" error when strict-comparing\n\t// two documents; shallow comparisons work.\n\t// eslint-disable-next-line eqeqeq\n\tif ( preferredDoc != document &&\n\t\t( subWindow = document.defaultView ) && subWindow.top !== subWindow ) {\n\n\t\t// Support: IE 11, Edge\n\t\tif ( subWindow.addEventListener ) {\n\t\t\tsubWindow.addEventListener( \"unload\", unloadHandler, false );\n\n\t\t// Support: IE 9 - 10 only\n\t\t} else if ( subWindow.attachEvent ) {\n\t\t\tsubWindow.attachEvent( \"onunload\", unloadHandler );\n\t\t}\n\t}\n\n\t// Support: IE 8 - 11+, Edge 12 - 18+, Chrome <=16 - 25 only, Firefox <=3.6 - 31 only,\n\t// Safari 4 - 5 only, Opera <=11.6 - 12.x only\n\t// IE/Edge & older browsers don't support the :scope pseudo-class.\n\t// Support: Safari 6.0 only\n\t// Safari 6.0 supports :scope but it's an alias of :root there.\n\tsupport.scope = assert( function( el ) {\n\t\tdocElem.appendChild( el ).appendChild( document.createElement( \"div\" ) );\n\t\treturn typeof el.querySelectorAll !== \"undefined\" &&\n\t\t\t!el.querySelectorAll( \":scope fieldset div\" ).length;\n\t} );\n\n\t/* Attributes\n\t---------------------------------------------------------------------- */\n\n\t// Support: IE<8\n\t// Verify that getAttribute really returns attributes and not properties\n\t// (excepting IE8 booleans)\n\tsupport.attributes = assert( function( el ) {\n\t\tel.className = \"i\";\n\t\treturn !el.getAttribute( \"className\" );\n\t} );\n\n\t/* getElement(s)By*\n\t---------------------------------------------------------------------- */\n\n\t// Check if getElementsByTagName(\"*\") returns only elements\n\tsupport.getElementsByTagName = assert( function( el ) {\n\t\tel.appendChild( document.createComment( \"\" ) );\n\t\treturn !el.getElementsByTagName( \"*\" ).length;\n\t} );\n\n\t// Support: IE<9\n\tsupport.getElementsByClassName = rnative.test( document.getElementsByClassName );\n\n\t// Support: IE<10\n\t// Check if getElementById returns elements by name\n\t// The broken getElementById methods don't pick up programmatically-set names,\n\t// so use a roundabout getElementsByName test\n\tsupport.getById = assert( function( el ) {\n\t\tdocElem.appendChild( el ).id = expando;\n\t\treturn !document.getElementsByName || !document.getElementsByName( expando ).length;\n\t} );\n\n\t// ID filter and find\n\tif ( support.getById ) {\n\t\tExpr.filter[ \"ID\" ] = function( id ) {\n\t\t\tvar attrId = id.replace( runescape, funescape );\n\t\t\treturn function( elem ) {\n\t\t\t\treturn elem.getAttribute( \"id\" ) === attrId;\n\t\t\t};\n\t\t};\n\t\tExpr.find[ \"ID\" ] = function( id, context ) {\n\t\t\tif ( typeof context.getElementById !== \"undefined\" && documentIsHTML ) {\n\t\t\t\tvar elem = context.getElementById( id );\n\t\t\t\treturn elem ? [ elem ] : [];\n\t\t\t}\n\t\t};\n\t} else {\n\t\tExpr.filter[ \"ID\" ] = function( id ) {\n\t\t\tvar attrId = id.replace( runescape, funescape );\n\t\t\treturn function( elem ) {\n\t\t\t\tvar node = typeof elem.getAttributeNode !== \"undefined\" &&\n\t\t\t\t\telem.getAttributeNode( \"id\" );\n\t\t\t\treturn node && node.value === attrId;\n\t\t\t};\n\t\t};\n\n\t\t// Support: IE 6 - 7 only\n\t\t// getElementById is not reliable as a find shortcut\n\t\tExpr.find[ \"ID\" ] = function( id, context ) {\n\t\t\tif ( typeof context.getElementById !== \"undefined\" && documentIsHTML ) {\n\t\t\t\tvar node, i, elems,\n\t\t\t\t\telem = context.getElementById( id );\n\n\t\t\t\tif ( elem ) {\n\n\t\t\t\t\t// Verify the id attribute\n\t\t\t\t\tnode = elem.getAttributeNode( \"id\" );\n\t\t\t\t\tif ( node && node.value === id ) {\n\t\t\t\t\t\treturn [ elem ];\n\t\t\t\t\t}\n\n\t\t\t\t\t// Fall back on getElementsByName\n\t\t\t\t\telems = context.getElementsByName( id );\n\t\t\t\t\ti = 0;\n\t\t\t\t\twhile ( ( elem = elems[ i++ ] ) ) {\n\t\t\t\t\t\tnode = elem.getAttributeNode( \"id\" );\n\t\t\t\t\t\tif ( node && node.value === id ) {\n\t\t\t\t\t\t\treturn [ elem ];\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\treturn [];\n\t\t\t}\n\t\t};\n\t}\n\n\t// Tag\n\tExpr.find[ \"TAG\" ] = support.getElementsByTagName ?\n\t\tfunction( tag, context ) {\n\t\t\tif ( typeof context.getElementsByTagName !== \"undefined\" ) {\n\t\t\t\treturn context.getElementsByTagName( tag );\n\n\t\t\t// DocumentFragment nodes don't have gEBTN\n\t\t\t} else if ( support.qsa ) {\n\t\t\t\treturn context.querySelectorAll( tag );\n\t\t\t}\n\t\t} :\n\n\t\tfunction( tag, context ) {\n\t\t\tvar elem,\n\t\t\t\ttmp = [],\n\t\t\t\ti = 0,\n\n\t\t\t\t// By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too\n\t\t\t\tresults = context.getElementsByTagName( tag );\n\n\t\t\t// Filter out possible comments\n\t\t\tif ( tag === \"*\" ) {\n\t\t\t\twhile ( ( elem = results[ i++ ] ) ) {\n\t\t\t\t\tif ( elem.nodeType === 1 ) {\n\t\t\t\t\t\ttmp.push( elem );\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\treturn tmp;\n\t\t\t}\n\t\t\treturn results;\n\t\t};\n\n\t// Class\n\tExpr.find[ \"CLASS\" ] = support.getElementsByClassName && function( className, context ) {\n\t\tif ( typeof context.getElementsByClassName !== \"undefined\" && documentIsHTML ) {\n\t\t\treturn context.getElementsByClassName( className );\n\t\t}\n\t};\n\n\t/* QSA/matchesSelector\n\t---------------------------------------------------------------------- */\n\n\t// QSA and matchesSelector support\n\n\t// matchesSelector(:active) reports false when true (IE9/Opera 11.5)\n\trbuggyMatches = [];\n\n\t// qSa(:focus) reports false when true (Chrome 21)\n\t// We allow this because of a bug in IE8/9 that throws an error\n\t// whenever `document.activeElement` is accessed on an iframe\n\t// So, we allow :focus to pass through QSA all the time to avoid the IE error\n\t// See https://bugs.jquery.com/ticket/13378\n\trbuggyQSA = [];\n\n\tif ( ( support.qsa = rnative.test( document.querySelectorAll ) ) ) {\n\n\t\t// Build QSA regex\n\t\t// Regex strategy adopted from Diego Perini\n\t\tassert( function( el ) {\n\n\t\t\tvar input;\n\n\t\t\t// Select is set to empty string on purpose\n\t\t\t// This is to test IE's treatment of not explicitly\n\t\t\t// setting a boolean content attribute,\n\t\t\t// since its presence should be enough\n\t\t\t// https://bugs.jquery.com/ticket/12359\n\t\t\tdocElem.appendChild( el ).innerHTML = \"\" +\n\t\t\t\t\"\";\n\n\t\t\t// Support: IE8, Opera 11-12.16\n\t\t\t// Nothing should be selected when empty strings follow ^= or $= or *=\n\t\t\t// The test attribute must be unknown in Opera but \"safe\" for WinRT\n\t\t\t// https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section\n\t\t\tif ( el.querySelectorAll( \"[msallowcapture^='']\" ).length ) {\n\t\t\t\trbuggyQSA.push( \"[*^$]=\" + whitespace + \"*(?:''|\\\"\\\")\" );\n\t\t\t}\n\n\t\t\t// Support: IE8\n\t\t\t// Boolean attributes and \"value\" are not treated correctly\n\t\t\tif ( !el.querySelectorAll( \"[selected]\" ).length ) {\n\t\t\t\trbuggyQSA.push( \"\\\\[\" + whitespace + \"*(?:value|\" + booleans + \")\" );\n\t\t\t}\n\n\t\t\t// Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+\n\t\t\tif ( !el.querySelectorAll( \"[id~=\" + expando + \"-]\" ).length ) {\n\t\t\t\trbuggyQSA.push( \"~=\" );\n\t\t\t}\n\n\t\t\t// Support: IE 11+, Edge 15 - 18+\n\t\t\t// IE 11/Edge don't find elements on a `[name='']` query in some cases.\n\t\t\t// Adding a temporary attribute to the document before the selection works\n\t\t\t// around the issue.\n\t\t\t// Interestingly, IE 10 & older don't seem to have the issue.\n\t\t\tinput = document.createElement( \"input\" );\n\t\t\tinput.setAttribute( \"name\", \"\" );\n\t\t\tel.appendChild( input );\n\t\t\tif ( !el.querySelectorAll( \"[name='']\" ).length ) {\n\t\t\t\trbuggyQSA.push( \"\\\\[\" + whitespace + \"*name\" + whitespace + \"*=\" +\n\t\t\t\t\twhitespace + \"*(?:''|\\\"\\\")\" );\n\t\t\t}\n\n\t\t\t// Webkit/Opera - :checked should return selected option elements\n\t\t\t// http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked\n\t\t\t// IE8 throws error here and will not see later tests\n\t\t\tif ( !el.querySelectorAll( \":checked\" ).length ) {\n\t\t\t\trbuggyQSA.push( \":checked\" );\n\t\t\t}\n\n\t\t\t// Support: Safari 8+, iOS 8+\n\t\t\t// https://bugs.webkit.org/show_bug.cgi?id=136851\n\t\t\t// In-page `selector#id sibling-combinator selector` fails\n\t\t\tif ( !el.querySelectorAll( \"a#\" + expando + \"+*\" ).length ) {\n\t\t\t\trbuggyQSA.push( \".#.+[+~]\" );\n\t\t\t}\n\n\t\t\t// Support: Firefox <=3.6 - 5 only\n\t\t\t// Old Firefox doesn't throw on a badly-escaped identifier.\n\t\t\tel.querySelectorAll( \"\\\\\\f\" );\n\t\t\trbuggyQSA.push( \"[\\\\r\\\\n\\\\f]\" );\n\t\t} );\n\n\t\tassert( function( el ) {\n\t\t\tel.innerHTML = \"\" +\n\t\t\t\t\"\";\n\n\t\t\t// Support: Windows 8 Native Apps\n\t\t\t// The type and name attributes are restricted during .innerHTML assignment\n\t\t\tvar input = document.createElement( \"input\" );\n\t\t\tinput.setAttribute( \"type\", \"hidden\" );\n\t\t\tel.appendChild( input ).setAttribute( \"name\", \"D\" );\n\n\t\t\t// Support: IE8\n\t\t\t// Enforce case-sensitivity of name attribute\n\t\t\tif ( el.querySelectorAll( \"[name=d]\" ).length ) {\n\t\t\t\trbuggyQSA.push( \"name\" + whitespace + \"*[*^$|!~]?=\" );\n\t\t\t}\n\n\t\t\t// FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)\n\t\t\t// IE8 throws error here and will not see later tests\n\t\t\tif ( el.querySelectorAll( \":enabled\" ).length !== 2 ) {\n\t\t\t\trbuggyQSA.push( \":enabled\", \":disabled\" );\n\t\t\t}\n\n\t\t\t// Support: IE9-11+\n\t\t\t// IE's :disabled selector does not pick up the children of disabled fieldsets\n\t\t\tdocElem.appendChild( el ).disabled = true;\n\t\t\tif ( el.querySelectorAll( \":disabled\" ).length !== 2 ) {\n\t\t\t\trbuggyQSA.push( \":enabled\", \":disabled\" );\n\t\t\t}\n\n\t\t\t// Support: Opera 10 - 11 only\n\t\t\t// Opera 10-11 does not throw on post-comma invalid pseudos\n\t\t\tel.querySelectorAll( \"*,:x\" );\n\t\t\trbuggyQSA.push( \",.*:\" );\n\t\t} );\n\t}\n\n\tif ( ( support.matchesSelector = rnative.test( ( matches = docElem.matches ||\n\t\tdocElem.webkitMatchesSelector ||\n\t\tdocElem.mozMatchesSelector ||\n\t\tdocElem.oMatchesSelector ||\n\t\tdocElem.msMatchesSelector ) ) ) ) {\n\n\t\tassert( function( el ) {\n\n\t\t\t// Check to see if it's possible to do matchesSelector\n\t\t\t// on a disconnected node (IE 9)\n\t\t\tsupport.disconnectedMatch = matches.call( el, \"*\" );\n\n\t\t\t// This should fail with an exception\n\t\t\t// Gecko does not error, returns false instead\n\t\t\tmatches.call( el, \"[s!='']:x\" );\n\t\t\trbuggyMatches.push( \"!=\", pseudos );\n\t\t} );\n\t}\n\n\trbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join( \"|\" ) );\n\trbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join( \"|\" ) );\n\n\t/* Contains\n\t---------------------------------------------------------------------- */\n\thasCompare = rnative.test( docElem.compareDocumentPosition );\n\n\t// Element contains another\n\t// Purposefully self-exclusive\n\t// As in, an element does not contain itself\n\tcontains = hasCompare || rnative.test( docElem.contains ) ?\n\t\tfunction( a, b ) {\n\t\t\tvar adown = a.nodeType === 9 ? a.documentElement : a,\n\t\t\t\tbup = b && b.parentNode;\n\t\t\treturn a === bup || !!( bup && bup.nodeType === 1 && (\n\t\t\t\tadown.contains ?\n\t\t\t\t\tadown.contains( bup ) :\n\t\t\t\t\ta.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16\n\t\t\t) );\n\t\t} :\n\t\tfunction( a, b ) {\n\t\t\tif ( b ) {\n\t\t\t\twhile ( ( b = b.parentNode ) ) {\n\t\t\t\t\tif ( b === a ) {\n\t\t\t\t\t\treturn true;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn false;\n\t\t};\n\n\t/* Sorting\n\t---------------------------------------------------------------------- */\n\n\t// Document order sorting\n\tsortOrder = hasCompare ?\n\tfunction( a, b ) {\n\n\t\t// Flag for duplicate removal\n\t\tif ( a === b ) {\n\t\t\thasDuplicate = true;\n\t\t\treturn 0;\n\t\t}\n\n\t\t// Sort on method existence if only one input has compareDocumentPosition\n\t\tvar compare = !a.compareDocumentPosition - !b.compareDocumentPosition;\n\t\tif ( compare ) {\n\t\t\treturn compare;\n\t\t}\n\n\t\t// Calculate position if both inputs belong to the same document\n\t\t// Support: IE 11+, Edge 17 - 18+\n\t\t// IE/Edge sometimes throw a \"Permission denied\" error when strict-comparing\n\t\t// two documents; shallow comparisons work.\n\t\t// eslint-disable-next-line eqeqeq\n\t\tcompare = ( a.ownerDocument || a ) == ( b.ownerDocument || b ) ?\n\t\t\ta.compareDocumentPosition( b ) :\n\n\t\t\t// Otherwise we know they are disconnected\n\t\t\t1;\n\n\t\t// Disconnected nodes\n\t\tif ( compare & 1 ||\n\t\t\t( !support.sortDetached && b.compareDocumentPosition( a ) === compare ) ) {\n\n\t\t\t// Choose the first element that is related to our preferred document\n\t\t\t// Support: IE 11+, Edge 17 - 18+\n\t\t\t// IE/Edge sometimes throw a \"Permission denied\" error when strict-comparing\n\t\t\t// two documents; shallow comparisons work.\n\t\t\t// eslint-disable-next-line eqeqeq\n\t\t\tif ( a == document || a.ownerDocument == preferredDoc &&\n\t\t\t\tcontains( preferredDoc, a ) ) {\n\t\t\t\treturn -1;\n\t\t\t}\n\n\t\t\t// Support: IE 11+, Edge 17 - 18+\n\t\t\t// IE/Edge sometimes throw a \"Permission denied\" error when strict-comparing\n\t\t\t// two documents; shallow comparisons work.\n\t\t\t// eslint-disable-next-line eqeqeq\n\t\t\tif ( b == document || b.ownerDocument == preferredDoc &&\n\t\t\t\tcontains( preferredDoc, b ) ) {\n\t\t\t\treturn 1;\n\t\t\t}\n\n\t\t\t// Maintain original order\n\t\t\treturn sortInput ?\n\t\t\t\t( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :\n\t\t\t\t0;\n\t\t}\n\n\t\treturn compare & 4 ? -1 : 1;\n\t} :\n\tfunction( a, b ) {\n\n\t\t// Exit early if the nodes are identical\n\t\tif ( a === b ) {\n\t\t\thasDuplicate = true;\n\t\t\treturn 0;\n\t\t}\n\n\t\tvar cur,\n\t\t\ti = 0,\n\t\t\taup = a.parentNode,\n\t\t\tbup = b.parentNode,\n\t\t\tap = [ a ],\n\t\t\tbp = [ b ];\n\n\t\t// Parentless nodes are either documents or disconnected\n\t\tif ( !aup || !bup ) {\n\n\t\t\t// Support: IE 11+, Edge 17 - 18+\n\t\t\t// IE/Edge sometimes throw a \"Permission denied\" error when strict-comparing\n\t\t\t// two documents; shallow comparisons work.\n\t\t\t/* eslint-disable eqeqeq */\n\t\t\treturn a == document ? -1 :\n\t\t\t\tb == document ? 1 :\n\t\t\t\t/* eslint-enable eqeqeq */\n\t\t\t\taup ? -1 :\n\t\t\t\tbup ? 1 :\n\t\t\t\tsortInput ?\n\t\t\t\t( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :\n\t\t\t\t0;\n\n\t\t// If the nodes are siblings, we can do a quick check\n\t\t} else if ( aup === bup ) {\n\t\t\treturn siblingCheck( a, b );\n\t\t}\n\n\t\t// Otherwise we need full lists of their ancestors for comparison\n\t\tcur = a;\n\t\twhile ( ( cur = cur.parentNode ) ) {\n\t\t\tap.unshift( cur );\n\t\t}\n\t\tcur = b;\n\t\twhile ( ( cur = cur.parentNode ) ) {\n\t\t\tbp.unshift( cur );\n\t\t}\n\n\t\t// Walk down the tree looking for a discrepancy\n\t\twhile ( ap[ i ] === bp[ i ] ) {\n\t\t\ti++;\n\t\t}\n\n\t\treturn i ?\n\n\t\t\t// Do a sibling check if the nodes have a common ancestor\n\t\t\tsiblingCheck( ap[ i ], bp[ i ] ) :\n\n\t\t\t// Otherwise nodes in our document sort first\n\t\t\t// Support: IE 11+, Edge 17 - 18+\n\t\t\t// IE/Edge sometimes throw a \"Permission denied\" error when strict-comparing\n\t\t\t// two documents; shallow comparisons work.\n\t\t\t/* eslint-disable eqeqeq */\n\t\t\tap[ i ] == preferredDoc ? -1 :\n\t\t\tbp[ i ] == preferredDoc ? 1 :\n\t\t\t/* eslint-enable eqeqeq */\n\t\t\t0;\n\t};\n\n\treturn document;\n};\n\nSizzle.matches = function( expr, elements ) {\n\treturn Sizzle( expr, null, null, elements );\n};\n\nSizzle.matchesSelector = function( elem, expr ) {\n\tsetDocument( elem );\n\n\tif ( support.matchesSelector && documentIsHTML &&\n\t\t!nonnativeSelectorCache[ expr + \" \" ] &&\n\t\t( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&\n\t\t( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) {\n\n\t\ttry {\n\t\t\tvar ret = matches.call( elem, expr );\n\n\t\t\t// IE 9's matchesSelector returns false on disconnected nodes\n\t\t\tif ( ret || support.disconnectedMatch ||\n\n\t\t\t\t// As well, disconnected nodes are said to be in a document\n\t\t\t\t// fragment in IE 9\n\t\t\t\telem.document && elem.document.nodeType !== 11 ) {\n\t\t\t\treturn ret;\n\t\t\t}\n\t\t} catch ( e ) {\n\t\t\tnonnativeSelectorCache( expr, true );\n\t\t}\n\t}\n\n\treturn Sizzle( expr, document, null, [ elem ] ).length > 0;\n};\n\nSizzle.contains = function( context, elem ) {\n\n\t// Set document vars if needed\n\t// Support: IE 11+, Edge 17 - 18+\n\t// IE/Edge sometimes throw a \"Permission denied\" error when strict-comparing\n\t// two documents; shallow comparisons work.\n\t// eslint-disable-next-line eqeqeq\n\tif ( ( context.ownerDocument || context ) != document ) {\n\t\tsetDocument( context );\n\t}\n\treturn contains( context, elem );\n};\n\nSizzle.attr = function( elem, name ) {\n\n\t// Set document vars if needed\n\t// Support: IE 11+, Edge 17 - 18+\n\t// IE/Edge sometimes throw a \"Permission denied\" error when strict-comparing\n\t// two documents; shallow comparisons work.\n\t// eslint-disable-next-line eqeqeq\n\tif ( ( elem.ownerDocument || elem ) != document ) {\n\t\tsetDocument( elem );\n\t}\n\n\tvar fn = Expr.attrHandle[ name.toLowerCase() ],\n\n\t\t// Don't get fooled by Object.prototype properties (jQuery #13807)\n\t\tval = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?\n\t\t\tfn( elem, name, !documentIsHTML ) :\n\t\t\tundefined;\n\n\treturn val !== undefined ?\n\t\tval :\n\t\tsupport.attributes || !documentIsHTML ?\n\t\t\telem.getAttribute( name ) :\n\t\t\t( val = elem.getAttributeNode( name ) ) && val.specified ?\n\t\t\t\tval.value :\n\t\t\t\tnull;\n};\n\nSizzle.escape = function( sel ) {\n\treturn ( sel + \"\" ).replace( rcssescape, fcssescape );\n};\n\nSizzle.error = function( msg ) {\n\tthrow new Error( \"Syntax error, unrecognized expression: \" + msg );\n};\n\n/**\n * Document sorting and removing duplicates\n * @param {ArrayLike} results\n */\nSizzle.uniqueSort = function( results ) {\n\tvar elem,\n\t\tduplicates = [],\n\t\tj = 0,\n\t\ti = 0;\n\n\t// Unless we *know* we can detect duplicates, assume their presence\n\thasDuplicate = !support.detectDuplicates;\n\tsortInput = !support.sortStable && results.slice( 0 );\n\tresults.sort( sortOrder );\n\n\tif ( hasDuplicate ) {\n\t\twhile ( ( elem = results[ i++ ] ) ) {\n\t\t\tif ( elem === results[ i ] ) {\n\t\t\t\tj = duplicates.push( i );\n\t\t\t}\n\t\t}\n\t\twhile ( j-- ) {\n\t\t\tresults.splice( duplicates[ j ], 1 );\n\t\t}\n\t}\n\n\t// Clear input after sorting to release objects\n\t// See https://github.com/jquery/sizzle/pull/225\n\tsortInput = null;\n\n\treturn results;\n};\n\n/**\n * Utility function for retrieving the text value of an array of DOM nodes\n * @param {Array|Element} elem\n */\ngetText = Sizzle.getText = function( elem ) {\n\tvar node,\n\t\tret = \"\",\n\t\ti = 0,\n\t\tnodeType = elem.nodeType;\n\n\tif ( !nodeType ) {\n\n\t\t// If no nodeType, this is expected to be an array\n\t\twhile ( ( node = elem[ i++ ] ) ) {\n\n\t\t\t// Do not traverse comment nodes\n\t\t\tret += getText( node );\n\t\t}\n\t} else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {\n\n\t\t// Use textContent for elements\n\t\t// innerText usage removed for consistency of new lines (jQuery #11153)\n\t\tif ( typeof elem.textContent === \"string\" ) {\n\t\t\treturn elem.textContent;\n\t\t} else {\n\n\t\t\t// Traverse its children\n\t\t\tfor ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {\n\t\t\t\tret += getText( elem );\n\t\t\t}\n\t\t}\n\t} else if ( nodeType === 3 || nodeType === 4 ) {\n\t\treturn elem.nodeValue;\n\t}\n\n\t// Do not include comment or processing instruction nodes\n\n\treturn ret;\n};\n\nExpr = Sizzle.selectors = {\n\n\t// Can be adjusted by the user\n\tcacheLength: 50,\n\n\tcreatePseudo: markFunction,\n\n\tmatch: matchExpr,\n\n\tattrHandle: {},\n\n\tfind: {},\n\n\trelative: {\n\t\t\">\": { dir: \"parentNode\", first: true },\n\t\t\" \": { dir: \"parentNode\" },\n\t\t\"+\": { dir: \"previousSibling\", first: true },\n\t\t\"~\": { dir: \"previousSibling\" }\n\t},\n\n\tpreFilter: {\n\t\t\"ATTR\": function( match ) {\n\t\t\tmatch[ 1 ] = match[ 1 ].replace( runescape, funescape );\n\n\t\t\t// Move the given value to match[3] whether quoted or unquoted\n\t\t\tmatch[ 3 ] = ( match[ 3 ] || match[ 4 ] ||\n\t\t\t\tmatch[ 5 ] || \"\" ).replace( runescape, funescape );\n\n\t\t\tif ( match[ 2 ] === \"~=\" ) {\n\t\t\t\tmatch[ 3 ] = \" \" + match[ 3 ] + \" \";\n\t\t\t}\n\n\t\t\treturn match.slice( 0, 4 );\n\t\t},\n\n\t\t\"CHILD\": function( match ) {\n\n\t\t\t/* matches from matchExpr[\"CHILD\"]\n\t\t\t\t1 type (only|nth|...)\n\t\t\t\t2 what (child|of-type)\n\t\t\t\t3 argument (even|odd|\\d*|\\d*n([+-]\\d+)?|...)\n\t\t\t\t4 xn-component of xn+y argument ([+-]?\\d*n|)\n\t\t\t\t5 sign of xn-component\n\t\t\t\t6 x of xn-component\n\t\t\t\t7 sign of y-component\n\t\t\t\t8 y of y-component\n\t\t\t*/\n\t\t\tmatch[ 1 ] = match[ 1 ].toLowerCase();\n\n\t\t\tif ( match[ 1 ].slice( 0, 3 ) === \"nth\" ) {\n\n\t\t\t\t// nth-* requires argument\n\t\t\t\tif ( !match[ 3 ] ) {\n\t\t\t\t\tSizzle.error( match[ 0 ] );\n\t\t\t\t}\n\n\t\t\t\t// numeric x and y parameters for Expr.filter.CHILD\n\t\t\t\t// remember that false/true cast respectively to 0/1\n\t\t\t\tmatch[ 4 ] = +( match[ 4 ] ?\n\t\t\t\t\tmatch[ 5 ] + ( match[ 6 ] || 1 ) :\n\t\t\t\t\t2 * ( match[ 3 ] === \"even\" || match[ 3 ] === \"odd\" ) );\n\t\t\t\tmatch[ 5 ] = +( ( match[ 7 ] + match[ 8 ] ) || match[ 3 ] === \"odd\" );\n\n\t\t\t\t// other types prohibit arguments\n\t\t\t} else if ( match[ 3 ] ) {\n\t\t\t\tSizzle.error( match[ 0 ] );\n\t\t\t}\n\n\t\t\treturn match;\n\t\t},\n\n\t\t\"PSEUDO\": function( match ) {\n\t\t\tvar excess,\n\t\t\t\tunquoted = !match[ 6 ] && match[ 2 ];\n\n\t\t\tif ( matchExpr[ \"CHILD\" ].test( match[ 0 ] ) ) {\n\t\t\t\treturn null;\n\t\t\t}\n\n\t\t\t// Accept quoted arguments as-is\n\t\t\tif ( match[ 3 ] ) {\n\t\t\t\tmatch[ 2 ] = match[ 4 ] || match[ 5 ] || \"\";\n\n\t\t\t// Strip excess characters from unquoted arguments\n\t\t\t} else if ( unquoted && rpseudo.test( unquoted ) &&\n\n\t\t\t\t// Get excess from tokenize (recursively)\n\t\t\t\t( excess = tokenize( unquoted, true ) ) &&\n\n\t\t\t\t// advance to the next closing parenthesis\n\t\t\t\t( excess = unquoted.indexOf( \")\", unquoted.length - excess ) - unquoted.length ) ) {\n\n\t\t\t\t// excess is a negative index\n\t\t\t\tmatch[ 0 ] = match[ 0 ].slice( 0, excess );\n\t\t\t\tmatch[ 2 ] = unquoted.slice( 0, excess );\n\t\t\t}\n\n\t\t\t// Return only captures needed by the pseudo filter method (type and argument)\n\t\t\treturn match.slice( 0, 3 );\n\t\t}\n\t},\n\n\tfilter: {\n\n\t\t\"TAG\": function( nodeNameSelector ) {\n\t\t\tvar nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();\n\t\t\treturn nodeNameSelector === \"*\" ?\n\t\t\t\tfunction() {\n\t\t\t\t\treturn true;\n\t\t\t\t} :\n\t\t\t\tfunction( elem ) {\n\t\t\t\t\treturn elem.nodeName && elem.nodeName.toLowerCase() === nodeName;\n\t\t\t\t};\n\t\t},\n\n\t\t\"CLASS\": function( className ) {\n\t\t\tvar pattern = classCache[ className + \" \" ];\n\n\t\t\treturn pattern ||\n\t\t\t\t( pattern = new RegExp( \"(^|\" + whitespace +\n\t\t\t\t\t\")\" + className + \"(\" + whitespace + \"|$)\" ) ) && classCache(\n\t\t\t\t\t\tclassName, function( elem ) {\n\t\t\t\t\t\t\treturn pattern.test(\n\t\t\t\t\t\t\t\ttypeof elem.className === \"string\" && elem.className ||\n\t\t\t\t\t\t\t\ttypeof elem.getAttribute !== \"undefined\" &&\n\t\t\t\t\t\t\t\t\telem.getAttribute( \"class\" ) ||\n\t\t\t\t\t\t\t\t\"\"\n\t\t\t\t\t\t\t);\n\t\t\t\t} );\n\t\t},\n\n\t\t\"ATTR\": function( name, operator, check ) {\n\t\t\treturn function( elem ) {\n\t\t\t\tvar result = Sizzle.attr( elem, name );\n\n\t\t\t\tif ( result == null ) {\n\t\t\t\t\treturn operator === \"!=\";\n\t\t\t\t}\n\t\t\t\tif ( !operator ) {\n\t\t\t\t\treturn true;\n\t\t\t\t}\n\n\t\t\t\tresult += \"\";\n\n\t\t\t\t/* eslint-disable max-len */\n\n\t\t\t\treturn operator === \"=\" ? result === check :\n\t\t\t\t\toperator === \"!=\" ? result !== check :\n\t\t\t\t\toperator === \"^=\" ? check && result.indexOf( check ) === 0 :\n\t\t\t\t\toperator === \"*=\" ? check && result.indexOf( check ) > -1 :\n\t\t\t\t\toperator === \"$=\" ? check && result.slice( -check.length ) === check :\n\t\t\t\t\toperator === \"~=\" ? ( \" \" + result.replace( rwhitespace, \" \" ) + \" \" ).indexOf( check ) > -1 :\n\t\t\t\t\toperator === \"|=\" ? result === check || result.slice( 0, check.length + 1 ) === check + \"-\" :\n\t\t\t\t\tfalse;\n\t\t\t\t/* eslint-enable max-len */\n\n\t\t\t};\n\t\t},\n\n\t\t\"CHILD\": function( type, what, _argument, first, last ) {\n\t\t\tvar simple = type.slice( 0, 3 ) !== \"nth\",\n\t\t\t\tforward = type.slice( -4 ) !== \"last\",\n\t\t\t\tofType = what === \"of-type\";\n\n\t\t\treturn first === 1 && last === 0 ?\n\n\t\t\t\t// Shortcut for :nth-*(n)\n\t\t\t\tfunction( elem ) {\n\t\t\t\t\treturn !!elem.parentNode;\n\t\t\t\t} :\n\n\t\t\t\tfunction( elem, _context, xml ) {\n\t\t\t\t\tvar cache, uniqueCache, outerCache, node, nodeIndex, start,\n\t\t\t\t\t\tdir = simple !== forward ? \"nextSibling\" : \"previousSibling\",\n\t\t\t\t\t\tparent = elem.parentNode,\n\t\t\t\t\t\tname = ofType && elem.nodeName.toLowerCase(),\n\t\t\t\t\t\tuseCache = !xml && !ofType,\n\t\t\t\t\t\tdiff = false;\n\n\t\t\t\t\tif ( parent ) {\n\n\t\t\t\t\t\t// :(first|last|only)-(child|of-type)\n\t\t\t\t\t\tif ( simple ) {\n\t\t\t\t\t\t\twhile ( dir ) {\n\t\t\t\t\t\t\t\tnode = elem;\n\t\t\t\t\t\t\t\twhile ( ( node = node[ dir ] ) ) {\n\t\t\t\t\t\t\t\t\tif ( ofType ?\n\t\t\t\t\t\t\t\t\t\tnode.nodeName.toLowerCase() === name :\n\t\t\t\t\t\t\t\t\t\tnode.nodeType === 1 ) {\n\n\t\t\t\t\t\t\t\t\t\treturn false;\n\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t\t// Reverse direction for :only-* (if we haven't yet done so)\n\t\t\t\t\t\t\t\tstart = dir = type === \"only\" && !start && \"nextSibling\";\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\treturn true;\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tstart = [ forward ? parent.firstChild : parent.lastChild ];\n\n\t\t\t\t\t\t// non-xml :nth-child(...) stores cache data on `parent`\n\t\t\t\t\t\tif ( forward && useCache ) {\n\n\t\t\t\t\t\t\t// Seek `elem` from a previously-cached index\n\n\t\t\t\t\t\t\t// ...in a gzip-friendly way\n\t\t\t\t\t\t\tnode = parent;\n\t\t\t\t\t\t\touterCache = node[ expando ] || ( node[ expando ] = {} );\n\n\t\t\t\t\t\t\t// Support: IE <9 only\n\t\t\t\t\t\t\t// Defend against cloned attroperties (jQuery gh-1709)\n\t\t\t\t\t\t\tuniqueCache = outerCache[ node.uniqueID ] ||\n\t\t\t\t\t\t\t\t( outerCache[ node.uniqueID ] = {} );\n\n\t\t\t\t\t\t\tcache = uniqueCache[ type ] || [];\n\t\t\t\t\t\t\tnodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];\n\t\t\t\t\t\t\tdiff = nodeIndex && cache[ 2 ];\n\t\t\t\t\t\t\tnode = nodeIndex && parent.childNodes[ nodeIndex ];\n\n\t\t\t\t\t\t\twhile ( ( node = ++nodeIndex && node && node[ dir ] ||\n\n\t\t\t\t\t\t\t\t// Fallback to seeking `elem` from the start\n\t\t\t\t\t\t\t\t( diff = nodeIndex = 0 ) || start.pop() ) ) {\n\n\t\t\t\t\t\t\t\t// When found, cache indexes on `parent` and break\n\t\t\t\t\t\t\t\tif ( node.nodeType === 1 && ++diff && node === elem ) {\n\t\t\t\t\t\t\t\t\tuniqueCache[ type ] = [ dirruns, nodeIndex, diff ];\n\t\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\t// Use previously-cached element index if available\n\t\t\t\t\t\t\tif ( useCache ) {\n\n\t\t\t\t\t\t\t\t// ...in a gzip-friendly way\n\t\t\t\t\t\t\t\tnode = elem;\n\t\t\t\t\t\t\t\touterCache = node[ expando ] || ( node[ expando ] = {} );\n\n\t\t\t\t\t\t\t\t// Support: IE <9 only\n\t\t\t\t\t\t\t\t// Defend against cloned attroperties (jQuery gh-1709)\n\t\t\t\t\t\t\t\tuniqueCache = outerCache[ node.uniqueID ] ||\n\t\t\t\t\t\t\t\t\t( outerCache[ node.uniqueID ] = {} );\n\n\t\t\t\t\t\t\t\tcache = uniqueCache[ type ] || [];\n\t\t\t\t\t\t\t\tnodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];\n\t\t\t\t\t\t\t\tdiff = nodeIndex;\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t// xml :nth-child(...)\n\t\t\t\t\t\t\t// or :nth-last-child(...) or :nth(-last)?-of-type(...)\n\t\t\t\t\t\t\tif ( diff === false ) {\n\n\t\t\t\t\t\t\t\t// Use the same loop as above to seek `elem` from the start\n\t\t\t\t\t\t\t\twhile ( ( node = ++nodeIndex && node && node[ dir ] ||\n\t\t\t\t\t\t\t\t\t( diff = nodeIndex = 0 ) || start.pop() ) ) {\n\n\t\t\t\t\t\t\t\t\tif ( ( ofType ?\n\t\t\t\t\t\t\t\t\t\tnode.nodeName.toLowerCase() === name :\n\t\t\t\t\t\t\t\t\t\tnode.nodeType === 1 ) &&\n\t\t\t\t\t\t\t\t\t\t++diff ) {\n\n\t\t\t\t\t\t\t\t\t\t// Cache the index of each encountered element\n\t\t\t\t\t\t\t\t\t\tif ( useCache ) {\n\t\t\t\t\t\t\t\t\t\t\touterCache = node[ expando ] ||\n\t\t\t\t\t\t\t\t\t\t\t\t( node[ expando ] = {} );\n\n\t\t\t\t\t\t\t\t\t\t\t// Support: IE <9 only\n\t\t\t\t\t\t\t\t\t\t\t// Defend against cloned attroperties (jQuery gh-1709)\n\t\t\t\t\t\t\t\t\t\t\tuniqueCache = outerCache[ node.uniqueID ] ||\n\t\t\t\t\t\t\t\t\t\t\t\t( outerCache[ node.uniqueID ] = {} );\n\n\t\t\t\t\t\t\t\t\t\t\tuniqueCache[ type ] = [ dirruns, diff ];\n\t\t\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t\t\t\tif ( node === elem ) {\n\t\t\t\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// Incorporate the offset, then check against cycle size\n\t\t\t\t\t\tdiff -= last;\n\t\t\t\t\t\treturn diff === first || ( diff % first === 0 && diff / first >= 0 );\n\t\t\t\t\t}\n\t\t\t\t};\n\t\t},\n\n\t\t\"PSEUDO\": function( pseudo, argument ) {\n\n\t\t\t// pseudo-class names are case-insensitive\n\t\t\t// http://www.w3.org/TR/selectors/#pseudo-classes\n\t\t\t// Prioritize by case sensitivity in case custom pseudos are added with uppercase letters\n\t\t\t// Remember that setFilters inherits from pseudos\n\t\t\tvar args,\n\t\t\t\tfn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||\n\t\t\t\t\tSizzle.error( \"unsupported pseudo: \" + pseudo );\n\n\t\t\t// The user may use createPseudo to indicate that\n\t\t\t// arguments are needed to create the filter function\n\t\t\t// just as Sizzle does\n\t\t\tif ( fn[ expando ] ) {\n\t\t\t\treturn fn( argument );\n\t\t\t}\n\n\t\t\t// But maintain support for old signatures\n\t\t\tif ( fn.length > 1 ) {\n\t\t\t\targs = [ pseudo, pseudo, \"\", argument ];\n\t\t\t\treturn Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?\n\t\t\t\t\tmarkFunction( function( seed, matches ) {\n\t\t\t\t\t\tvar idx,\n\t\t\t\t\t\t\tmatched = fn( seed, argument ),\n\t\t\t\t\t\t\ti = matched.length;\n\t\t\t\t\t\twhile ( i-- ) {\n\t\t\t\t\t\t\tidx = indexOf( seed, matched[ i ] );\n\t\t\t\t\t\t\tseed[ idx ] = !( matches[ idx ] = matched[ i ] );\n\t\t\t\t\t\t}\n\t\t\t\t\t} ) :\n\t\t\t\t\tfunction( elem ) {\n\t\t\t\t\t\treturn fn( elem, 0, args );\n\t\t\t\t\t};\n\t\t\t}\n\n\t\t\treturn fn;\n\t\t}\n\t},\n\n\tpseudos: {\n\n\t\t// Potentially complex pseudos\n\t\t\"not\": markFunction( function( selector ) {\n\n\t\t\t// Trim the selector passed to compile\n\t\t\t// to avoid treating leading and trailing\n\t\t\t// spaces as combinators\n\t\t\tvar input = [],\n\t\t\t\tresults = [],\n\t\t\t\tmatcher = compile( selector.replace( rtrim, \"$1\" ) );\n\n\t\t\treturn matcher[ expando ] ?\n\t\t\t\tmarkFunction( function( seed, matches, _context, xml ) {\n\t\t\t\t\tvar elem,\n\t\t\t\t\t\tunmatched = matcher( seed, null, xml, [] ),\n\t\t\t\t\t\ti = seed.length;\n\n\t\t\t\t\t// Match elements unmatched by `matcher`\n\t\t\t\t\twhile ( i-- ) {\n\t\t\t\t\t\tif ( ( elem = unmatched[ i ] ) ) {\n\t\t\t\t\t\t\tseed[ i ] = !( matches[ i ] = elem );\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t} ) :\n\t\t\t\tfunction( elem, _context, xml ) {\n\t\t\t\t\tinput[ 0 ] = elem;\n\t\t\t\t\tmatcher( input, null, xml, results );\n\n\t\t\t\t\t// Don't keep the element (issue #299)\n\t\t\t\t\tinput[ 0 ] = null;\n\t\t\t\t\treturn !results.pop();\n\t\t\t\t};\n\t\t} ),\n\n\t\t\"has\": markFunction( function( selector ) {\n\t\t\treturn function( elem ) {\n\t\t\t\treturn Sizzle( selector, elem ).length > 0;\n\t\t\t};\n\t\t} ),\n\n\t\t\"contains\": markFunction( function( text ) {\n\t\t\ttext = text.replace( runescape, funescape );\n\t\t\treturn function( elem ) {\n\t\t\t\treturn ( elem.textContent || getText( elem ) ).indexOf( text ) > -1;\n\t\t\t};\n\t\t} ),\n\n\t\t// \"Whether an element is represented by a :lang() selector\n\t\t// is based solely on the element's language value\n\t\t// being equal to the identifier C,\n\t\t// or beginning with the identifier C immediately followed by \"-\".\n\t\t// The matching of C against the element's language value is performed case-insensitively.\n\t\t// The identifier C does not have to be a valid language name.\"\n\t\t// http://www.w3.org/TR/selectors/#lang-pseudo\n\t\t\"lang\": markFunction( function( lang ) {\n\n\t\t\t// lang value must be a valid identifier\n\t\t\tif ( !ridentifier.test( lang || \"\" ) ) {\n\t\t\t\tSizzle.error( \"unsupported lang: \" + lang );\n\t\t\t}\n\t\t\tlang = lang.replace( runescape, funescape ).toLowerCase();\n\t\t\treturn function( elem ) {\n\t\t\t\tvar elemLang;\n\t\t\t\tdo {\n\t\t\t\t\tif ( ( elemLang = documentIsHTML ?\n\t\t\t\t\t\telem.lang :\n\t\t\t\t\t\telem.getAttribute( \"xml:lang\" ) || elem.getAttribute( \"lang\" ) ) ) {\n\n\t\t\t\t\t\telemLang = elemLang.toLowerCase();\n\t\t\t\t\t\treturn elemLang === lang || elemLang.indexOf( lang + \"-\" ) === 0;\n\t\t\t\t\t}\n\t\t\t\t} while ( ( elem = elem.parentNode ) && elem.nodeType === 1 );\n\t\t\t\treturn false;\n\t\t\t};\n\t\t} ),\n\n\t\t// Miscellaneous\n\t\t\"target\": function( elem ) {\n\t\t\tvar hash = window.location && window.location.hash;\n\t\t\treturn hash && hash.slice( 1 ) === elem.id;\n\t\t},\n\n\t\t\"root\": function( elem ) {\n\t\t\treturn elem === docElem;\n\t\t},\n\n\t\t\"focus\": function( elem ) {\n\t\t\treturn elem === document.activeElement &&\n\t\t\t\t( !document.hasFocus || document.hasFocus() ) &&\n\t\t\t\t!!( elem.type || elem.href || ~elem.tabIndex );\n\t\t},\n\n\t\t// Boolean properties\n\t\t\"enabled\": createDisabledPseudo( false ),\n\t\t\"disabled\": createDisabledPseudo( true ),\n\n\t\t\"checked\": function( elem ) {\n\n\t\t\t// In CSS3, :checked should return both checked and selected elements\n\t\t\t// http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked\n\t\t\tvar nodeName = elem.nodeName.toLowerCase();\n\t\t\treturn ( nodeName === \"input\" && !!elem.checked ) ||\n\t\t\t\t( nodeName === \"option\" && !!elem.selected );\n\t\t},\n\n\t\t\"selected\": function( elem ) {\n\n\t\t\t// Accessing this property makes selected-by-default\n\t\t\t// options in Safari work properly\n\t\t\tif ( elem.parentNode ) {\n\t\t\t\t// eslint-disable-next-line no-unused-expressions\n\t\t\t\telem.parentNode.selectedIndex;\n\t\t\t}\n\n\t\t\treturn elem.selected === true;\n\t\t},\n\n\t\t// Contents\n\t\t\"empty\": function( elem ) {\n\n\t\t\t// http://www.w3.org/TR/selectors/#empty-pseudo\n\t\t\t// :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),\n\t\t\t// but not by others (comment: 8; processing instruction: 7; etc.)\n\t\t\t// nodeType < 6 works because attributes (2) do not appear as children\n\t\t\tfor ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {\n\t\t\t\tif ( elem.nodeType < 6 ) {\n\t\t\t\t\treturn false;\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn true;\n\t\t},\n\n\t\t\"parent\": function( elem ) {\n\t\t\treturn !Expr.pseudos[ \"empty\" ]( elem );\n\t\t},\n\n\t\t// Element/input types\n\t\t\"header\": function( elem ) {\n\t\t\treturn rheader.test( elem.nodeName );\n\t\t},\n\n\t\t\"input\": function( elem ) {\n\t\t\treturn rinputs.test( elem.nodeName );\n\t\t},\n\n\t\t\"button\": function( elem ) {\n\t\t\tvar name = elem.nodeName.toLowerCase();\n\t\t\treturn name === \"input\" && elem.type === \"button\" || name === \"button\";\n\t\t},\n\n\t\t\"text\": function( elem ) {\n\t\t\tvar attr;\n\t\t\treturn elem.nodeName.toLowerCase() === \"input\" &&\n\t\t\t\telem.type === \"text\" &&\n\n\t\t\t\t// Support: IE<8\n\t\t\t\t// New HTML5 attribute values (e.g., \"search\") appear with elem.type === \"text\"\n\t\t\t\t( ( attr = elem.getAttribute( \"type\" ) ) == null ||\n\t\t\t\t\tattr.toLowerCase() === \"text\" );\n\t\t},\n\n\t\t// Position-in-collection\n\t\t\"first\": createPositionalPseudo( function() {\n\t\t\treturn [ 0 ];\n\t\t} ),\n\n\t\t\"last\": createPositionalPseudo( function( _matchIndexes, length ) {\n\t\t\treturn [ length - 1 ];\n\t\t} ),\n\n\t\t\"eq\": createPositionalPseudo( function( _matchIndexes, length, argument ) {\n\t\t\treturn [ argument < 0 ? argument + length : argument ];\n\t\t} ),\n\n\t\t\"even\": createPositionalPseudo( function( matchIndexes, length ) {\n\t\t\tvar i = 0;\n\t\t\tfor ( ; i < length; i += 2 ) {\n\t\t\t\tmatchIndexes.push( i );\n\t\t\t}\n\t\t\treturn matchIndexes;\n\t\t} ),\n\n\t\t\"odd\": createPositionalPseudo( function( matchIndexes, length ) {\n\t\t\tvar i = 1;\n\t\t\tfor ( ; i < length; i += 2 ) {\n\t\t\t\tmatchIndexes.push( i );\n\t\t\t}\n\t\t\treturn matchIndexes;\n\t\t} ),\n\n\t\t\"lt\": createPositionalPseudo( function( matchIndexes, length, argument ) {\n\t\t\tvar i = argument < 0 ?\n\t\t\t\targument + length :\n\t\t\t\targument > length ?\n\t\t\t\t\tlength :\n\t\t\t\t\targument;\n\t\t\tfor ( ; --i >= 0; ) {\n\t\t\t\tmatchIndexes.push( i );\n\t\t\t}\n\t\t\treturn matchIndexes;\n\t\t} ),\n\n\t\t\"gt\": createPositionalPseudo( function( matchIndexes, length, argument ) {\n\t\t\tvar i = argument < 0 ? argument + length : argument;\n\t\t\tfor ( ; ++i < length; ) {\n\t\t\t\tmatchIndexes.push( i );\n\t\t\t}\n\t\t\treturn matchIndexes;\n\t\t} )\n\t}\n};\n\nExpr.pseudos[ \"nth\" ] = Expr.pseudos[ \"eq\" ];\n\n// Add button/input type pseudos\nfor ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {\n\tExpr.pseudos[ i ] = createInputPseudo( i );\n}\nfor ( i in { submit: true, reset: true } ) {\n\tExpr.pseudos[ i ] = createButtonPseudo( i );\n}\n\n// Easy API for creating new setFilters\nfunction setFilters() {}\nsetFilters.prototype = Expr.filters = Expr.pseudos;\nExpr.setFilters = new setFilters();\n\ntokenize = Sizzle.tokenize = function( selector, parseOnly ) {\n\tvar matched, match, tokens, type,\n\t\tsoFar, groups, preFilters,\n\t\tcached = tokenCache[ selector + \" \" ];\n\n\tif ( cached ) {\n\t\treturn parseOnly ? 0 : cached.slice( 0 );\n\t}\n\n\tsoFar = selector;\n\tgroups = [];\n\tpreFilters = Expr.preFilter;\n\n\twhile ( soFar ) {\n\n\t\t// Comma and first run\n\t\tif ( !matched || ( match = rcomma.exec( soFar ) ) ) {\n\t\t\tif ( match ) {\n\n\t\t\t\t// Don't consume trailing commas as valid\n\t\t\t\tsoFar = soFar.slice( match[ 0 ].length ) || soFar;\n\t\t\t}\n\t\t\tgroups.push( ( tokens = [] ) );\n\t\t}\n\n\t\tmatched = false;\n\n\t\t// Combinators\n\t\tif ( ( match = rcombinators.exec( soFar ) ) ) {\n\t\t\tmatched = match.shift();\n\t\t\ttokens.push( {\n\t\t\t\tvalue: matched,\n\n\t\t\t\t// Cast descendant combinators to space\n\t\t\t\ttype: match[ 0 ].replace( rtrim, \" \" )\n\t\t\t} );\n\t\t\tsoFar = soFar.slice( matched.length );\n\t\t}\n\n\t\t// Filters\n\t\tfor ( type in Expr.filter ) {\n\t\t\tif ( ( match = matchExpr[ type ].exec( soFar ) ) && ( !preFilters[ type ] ||\n\t\t\t\t( match = preFilters[ type ]( match ) ) ) ) {\n\t\t\t\tmatched = match.shift();\n\t\t\t\ttokens.push( {\n\t\t\t\t\tvalue: matched,\n\t\t\t\t\ttype: type,\n\t\t\t\t\tmatches: match\n\t\t\t\t} );\n\t\t\t\tsoFar = soFar.slice( matched.length );\n\t\t\t}\n\t\t}\n\n\t\tif ( !matched ) {\n\t\t\tbreak;\n\t\t}\n\t}\n\n\t// Return the length of the invalid excess\n\t// if we're just parsing\n\t// Otherwise, throw an error or return tokens\n\treturn parseOnly ?\n\t\tsoFar.length :\n\t\tsoFar ?\n\t\t\tSizzle.error( selector ) :\n\n\t\t\t// Cache the tokens\n\t\t\ttokenCache( selector, groups ).slice( 0 );\n};\n\nfunction toSelector( tokens ) {\n\tvar i = 0,\n\t\tlen = tokens.length,\n\t\tselector = \"\";\n\tfor ( ; i < len; i++ ) {\n\t\tselector += tokens[ i ].value;\n\t}\n\treturn selector;\n}\n\nfunction addCombinator( matcher, combinator, base ) {\n\tvar dir = combinator.dir,\n\t\tskip = combinator.next,\n\t\tkey = skip || dir,\n\t\tcheckNonElements = base && key === \"parentNode\",\n\t\tdoneName = done++;\n\n\treturn combinator.first ?\n\n\t\t// Check against closest ancestor/preceding element\n\t\tfunction( elem, context, xml ) {\n\t\t\twhile ( ( elem = elem[ dir ] ) ) {\n\t\t\t\tif ( elem.nodeType === 1 || checkNonElements ) {\n\t\t\t\t\treturn matcher( elem, context, xml );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn false;\n\t\t} :\n\n\t\t// Check against all ancestor/preceding elements\n\t\tfunction( elem, context, xml ) {\n\t\t\tvar oldCache, uniqueCache, outerCache,\n\t\t\t\tnewCache = [ dirruns, doneName ];\n\n\t\t\t// We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching\n\t\t\tif ( xml ) {\n\t\t\t\twhile ( ( elem = elem[ dir ] ) ) {\n\t\t\t\t\tif ( elem.nodeType === 1 || checkNonElements ) {\n\t\t\t\t\t\tif ( matcher( elem, context, xml ) ) {\n\t\t\t\t\t\t\treturn true;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\twhile ( ( elem = elem[ dir ] ) ) {\n\t\t\t\t\tif ( elem.nodeType === 1 || checkNonElements ) {\n\t\t\t\t\t\touterCache = elem[ expando ] || ( elem[ expando ] = {} );\n\n\t\t\t\t\t\t// Support: IE <9 only\n\t\t\t\t\t\t// Defend against cloned attroperties (jQuery gh-1709)\n\t\t\t\t\t\tuniqueCache = outerCache[ elem.uniqueID ] ||\n\t\t\t\t\t\t\t( outerCache[ elem.uniqueID ] = {} );\n\n\t\t\t\t\t\tif ( skip && skip === elem.nodeName.toLowerCase() ) {\n\t\t\t\t\t\t\telem = elem[ dir ] || elem;\n\t\t\t\t\t\t} else if ( ( oldCache = uniqueCache[ key ] ) &&\n\t\t\t\t\t\t\toldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) {\n\n\t\t\t\t\t\t\t// Assign to newCache so results back-propagate to previous elements\n\t\t\t\t\t\t\treturn ( newCache[ 2 ] = oldCache[ 2 ] );\n\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\t// Reuse newcache so results back-propagate to previous elements\n\t\t\t\t\t\t\tuniqueCache[ key ] = newCache;\n\n\t\t\t\t\t\t\t// A match means we're done; a fail means we have to keep checking\n\t\t\t\t\t\t\tif ( ( newCache[ 2 ] = matcher( elem, context, xml ) ) ) {\n\t\t\t\t\t\t\t\treturn true;\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn false;\n\t\t};\n}\n\nfunction elementMatcher( matchers ) {\n\treturn matchers.length > 1 ?\n\t\tfunction( elem, context, xml ) {\n\t\t\tvar i = matchers.length;\n\t\t\twhile ( i-- ) {\n\t\t\t\tif ( !matchers[ i ]( elem, context, xml ) ) {\n\t\t\t\t\treturn false;\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn true;\n\t\t} :\n\t\tmatchers[ 0 ];\n}\n\nfunction multipleContexts( selector, contexts, results ) {\n\tvar i = 0,\n\t\tlen = contexts.length;\n\tfor ( ; i < len; i++ ) {\n\t\tSizzle( selector, contexts[ i ], results );\n\t}\n\treturn results;\n}\n\nfunction condense( unmatched, map, filter, context, xml ) {\n\tvar elem,\n\t\tnewUnmatched = [],\n\t\ti = 0,\n\t\tlen = unmatched.length,\n\t\tmapped = map != null;\n\n\tfor ( ; i < len; i++ ) {\n\t\tif ( ( elem = unmatched[ i ] ) ) {\n\t\t\tif ( !filter || filter( elem, context, xml ) ) {\n\t\t\t\tnewUnmatched.push( elem );\n\t\t\t\tif ( mapped ) {\n\t\t\t\t\tmap.push( i );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\n\treturn newUnmatched;\n}\n\nfunction setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {\n\tif ( postFilter && !postFilter[ expando ] ) {\n\t\tpostFilter = setMatcher( postFilter );\n\t}\n\tif ( postFinder && !postFinder[ expando ] ) {\n\t\tpostFinder = setMatcher( postFinder, postSelector );\n\t}\n\treturn markFunction( function( seed, results, context, xml ) {\n\t\tvar temp, i, elem,\n\t\t\tpreMap = [],\n\t\t\tpostMap = [],\n\t\t\tpreexisting = results.length,\n\n\t\t\t// Get initial elements from seed or context\n\t\t\telems = seed || multipleContexts(\n\t\t\t\tselector || \"*\",\n\t\t\t\tcontext.nodeType ? [ context ] : context,\n\t\t\t\t[]\n\t\t\t),\n\n\t\t\t// Prefilter to get matcher input, preserving a map for seed-results synchronization\n\t\t\tmatcherIn = preFilter && ( seed || !selector ) ?\n\t\t\t\tcondense( elems, preMap, preFilter, context, xml ) :\n\t\t\t\telems,\n\n\t\t\tmatcherOut = matcher ?\n\n\t\t\t\t// If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,\n\t\t\t\tpostFinder || ( seed ? preFilter : preexisting || postFilter ) ?\n\n\t\t\t\t\t// ...intermediate processing is necessary\n\t\t\t\t\t[] :\n\n\t\t\t\t\t// ...otherwise use results directly\n\t\t\t\t\tresults :\n\t\t\t\tmatcherIn;\n\n\t\t// Find primary matches\n\t\tif ( matcher ) {\n\t\t\tmatcher( matcherIn, matcherOut, context, xml );\n\t\t}\n\n\t\t// Apply postFilter\n\t\tif ( postFilter ) {\n\t\t\ttemp = condense( matcherOut, postMap );\n\t\t\tpostFilter( temp, [], context, xml );\n\n\t\t\t// Un-match failing elements by moving them back to matcherIn\n\t\t\ti = temp.length;\n\t\t\twhile ( i-- ) {\n\t\t\t\tif ( ( elem = temp[ i ] ) ) {\n\t\t\t\t\tmatcherOut[ postMap[ i ] ] = !( matcherIn[ postMap[ i ] ] = elem );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\tif ( seed ) {\n\t\t\tif ( postFinder || preFilter ) {\n\t\t\t\tif ( postFinder ) {\n\n\t\t\t\t\t// Get the final matcherOut by condensing this intermediate into postFinder contexts\n\t\t\t\t\ttemp = [];\n\t\t\t\t\ti = matcherOut.length;\n\t\t\t\t\twhile ( i-- ) {\n\t\t\t\t\t\tif ( ( elem = matcherOut[ i ] ) ) {\n\n\t\t\t\t\t\t\t// Restore matcherIn since elem is not yet a final match\n\t\t\t\t\t\t\ttemp.push( ( matcherIn[ i ] = elem ) );\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\tpostFinder( null, ( matcherOut = [] ), temp, xml );\n\t\t\t\t}\n\n\t\t\t\t// Move matched elements from seed to results to keep them synchronized\n\t\t\t\ti = matcherOut.length;\n\t\t\t\twhile ( i-- ) {\n\t\t\t\t\tif ( ( elem = matcherOut[ i ] ) &&\n\t\t\t\t\t\t( temp = postFinder ? indexOf( seed, elem ) : preMap[ i ] ) > -1 ) {\n\n\t\t\t\t\t\tseed[ temp ] = !( results[ temp ] = elem );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t// Add elements to results, through postFinder if defined\n\t\t} else {\n\t\t\tmatcherOut = condense(\n\t\t\t\tmatcherOut === results ?\n\t\t\t\t\tmatcherOut.splice( preexisting, matcherOut.length ) :\n\t\t\t\t\tmatcherOut\n\t\t\t);\n\t\t\tif ( postFinder ) {\n\t\t\t\tpostFinder( null, results, matcherOut, xml );\n\t\t\t} else {\n\t\t\t\tpush.apply( results, matcherOut );\n\t\t\t}\n\t\t}\n\t} );\n}\n\nfunction matcherFromTokens( tokens ) {\n\tvar checkContext, matcher, j,\n\t\tlen = tokens.length,\n\t\tleadingRelative = Expr.relative[ tokens[ 0 ].type ],\n\t\timplicitRelative = leadingRelative || Expr.relative[ \" \" ],\n\t\ti = leadingRelative ? 1 : 0,\n\n\t\t// The foundational matcher ensures that elements are reachable from top-level context(s)\n\t\tmatchContext = addCombinator( function( elem ) {\n\t\t\treturn elem === checkContext;\n\t\t}, implicitRelative, true ),\n\t\tmatchAnyContext = addCombinator( function( elem ) {\n\t\t\treturn indexOf( checkContext, elem ) > -1;\n\t\t}, implicitRelative, true ),\n\t\tmatchers = [ function( elem, context, xml ) {\n\t\t\tvar ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || (\n\t\t\t\t( checkContext = context ).nodeType ?\n\t\t\t\t\tmatchContext( elem, context, xml ) :\n\t\t\t\t\tmatchAnyContext( elem, context, xml ) );\n\n\t\t\t// Avoid hanging onto element (issue #299)\n\t\t\tcheckContext = null;\n\t\t\treturn ret;\n\t\t} ];\n\n\tfor ( ; i < len; i++ ) {\n\t\tif ( ( matcher = Expr.relative[ tokens[ i ].type ] ) ) {\n\t\t\tmatchers = [ addCombinator( elementMatcher( matchers ), matcher ) ];\n\t\t} else {\n\t\t\tmatcher = Expr.filter[ tokens[ i ].type ].apply( null, tokens[ i ].matches );\n\n\t\t\t// Return special upon seeing a positional matcher\n\t\t\tif ( matcher[ expando ] ) {\n\n\t\t\t\t// Find the next relative operator (if any) for proper handling\n\t\t\t\tj = ++i;\n\t\t\t\tfor ( ; j < len; j++ ) {\n\t\t\t\t\tif ( Expr.relative[ tokens[ j ].type ] ) {\n\t\t\t\t\t\tbreak;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t\treturn setMatcher(\n\t\t\t\t\ti > 1 && elementMatcher( matchers ),\n\t\t\t\t\ti > 1 && toSelector(\n\n\t\t\t\t\t// If the preceding token was a descendant combinator, insert an implicit any-element `*`\n\t\t\t\t\ttokens\n\t\t\t\t\t\t.slice( 0, i - 1 )\n\t\t\t\t\t\t.concat( { value: tokens[ i - 2 ].type === \" \" ? \"*\" : \"\" } )\n\t\t\t\t\t).replace( rtrim, \"$1\" ),\n\t\t\t\t\tmatcher,\n\t\t\t\t\ti < j && matcherFromTokens( tokens.slice( i, j ) ),\n\t\t\t\t\tj < len && matcherFromTokens( ( tokens = tokens.slice( j ) ) ),\n\t\t\t\t\tj < len && toSelector( tokens )\n\t\t\t\t);\n\t\t\t}\n\t\t\tmatchers.push( matcher );\n\t\t}\n\t}\n\n\treturn elementMatcher( matchers );\n}\n\nfunction matcherFromGroupMatchers( elementMatchers, setMatchers ) {\n\tvar bySet = setMatchers.length > 0,\n\t\tbyElement = elementMatchers.length > 0,\n\t\tsuperMatcher = function( seed, context, xml, results, outermost ) {\n\t\t\tvar elem, j, matcher,\n\t\t\t\tmatchedCount = 0,\n\t\t\t\ti = \"0\",\n\t\t\t\tunmatched = seed && [],\n\t\t\t\tsetMatched = [],\n\t\t\t\tcontextBackup = outermostContext,\n\n\t\t\t\t// We must always have either seed elements or outermost context\n\t\t\t\telems = seed || byElement && Expr.find[ \"TAG\" ]( \"*\", outermost ),\n\n\t\t\t\t// Use integer dirruns iff this is the outermost matcher\n\t\t\t\tdirrunsUnique = ( dirruns += contextBackup == null ? 1 : Math.random() || 0.1 ),\n\t\t\t\tlen = elems.length;\n\n\t\t\tif ( outermost ) {\n\n\t\t\t\t// Support: IE 11+, Edge 17 - 18+\n\t\t\t\t// IE/Edge sometimes throw a \"Permission denied\" error when strict-comparing\n\t\t\t\t// two documents; shallow comparisons work.\n\t\t\t\t// eslint-disable-next-line eqeqeq\n\t\t\t\toutermostContext = context == document || context || outermost;\n\t\t\t}\n\n\t\t\t// Add elements passing elementMatchers directly to results\n\t\t\t// Support: IE<9, Safari\n\t\t\t// Tolerate NodeList properties (IE: \"length\"; Safari: ) matching elements by id\n\t\t\tfor ( ; i !== len && ( elem = elems[ i ] ) != null; i++ ) {\n\t\t\t\tif ( byElement && elem ) {\n\t\t\t\t\tj = 0;\n\n\t\t\t\t\t// Support: IE 11+, Edge 17 - 18+\n\t\t\t\t\t// IE/Edge sometimes throw a \"Permission denied\" error when strict-comparing\n\t\t\t\t\t// two documents; shallow comparisons work.\n\t\t\t\t\t// eslint-disable-next-line eqeqeq\n\t\t\t\t\tif ( !context && elem.ownerDocument != document ) {\n\t\t\t\t\t\tsetDocument( elem );\n\t\t\t\t\t\txml = !documentIsHTML;\n\t\t\t\t\t}\n\t\t\t\t\twhile ( ( matcher = elementMatchers[ j++ ] ) ) {\n\t\t\t\t\t\tif ( matcher( elem, context || document, xml ) ) {\n\t\t\t\t\t\t\tresults.push( elem );\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\tif ( outermost ) {\n\t\t\t\t\t\tdirruns = dirrunsUnique;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\t// Track unmatched elements for set filters\n\t\t\t\tif ( bySet ) {\n\n\t\t\t\t\t// They will have gone through all possible matchers\n\t\t\t\t\tif ( ( elem = !matcher && elem ) ) {\n\t\t\t\t\t\tmatchedCount--;\n\t\t\t\t\t}\n\n\t\t\t\t\t// Lengthen the array for every element, matched or not\n\t\t\t\t\tif ( seed ) {\n\t\t\t\t\t\tunmatched.push( elem );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// `i` is now the count of elements visited above, and adding it to `matchedCount`\n\t\t\t// makes the latter nonnegative.\n\t\t\tmatchedCount += i;\n\n\t\t\t// Apply set filters to unmatched elements\n\t\t\t// NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount`\n\t\t\t// equals `i`), unless we didn't visit _any_ elements in the above loop because we have\n\t\t\t// no element matchers and no seed.\n\t\t\t// Incrementing an initially-string \"0\" `i` allows `i` to remain a string only in that\n\t\t\t// case, which will result in a \"00\" `matchedCount` that differs from `i` but is also\n\t\t\t// numerically zero.\n\t\t\tif ( bySet && i !== matchedCount ) {\n\t\t\t\tj = 0;\n\t\t\t\twhile ( ( matcher = setMatchers[ j++ ] ) ) {\n\t\t\t\t\tmatcher( unmatched, setMatched, context, xml );\n\t\t\t\t}\n\n\t\t\t\tif ( seed ) {\n\n\t\t\t\t\t// Reintegrate element matches to eliminate the need for sorting\n\t\t\t\t\tif ( matchedCount > 0 ) {\n\t\t\t\t\t\twhile ( i-- ) {\n\t\t\t\t\t\t\tif ( !( unmatched[ i ] || setMatched[ i ] ) ) {\n\t\t\t\t\t\t\t\tsetMatched[ i ] = pop.call( results );\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\n\t\t\t\t\t// Discard index placeholder values to get only actual matches\n\t\t\t\t\tsetMatched = condense( setMatched );\n\t\t\t\t}\n\n\t\t\t\t// Add matches to results\n\t\t\t\tpush.apply( results, setMatched );\n\n\t\t\t\t// Seedless set matches succeeding multiple successful matchers stipulate sorting\n\t\t\t\tif ( outermost && !seed && setMatched.length > 0 &&\n\t\t\t\t\t( matchedCount + setMatchers.length ) > 1 ) {\n\n\t\t\t\t\tSizzle.uniqueSort( results );\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// Override manipulation of globals by nested matchers\n\t\t\tif ( outermost ) {\n\t\t\t\tdirruns = dirrunsUnique;\n\t\t\t\toutermostContext = contextBackup;\n\t\t\t}\n\n\t\t\treturn unmatched;\n\t\t};\n\n\treturn bySet ?\n\t\tmarkFunction( superMatcher ) :\n\t\tsuperMatcher;\n}\n\ncompile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) {\n\tvar i,\n\t\tsetMatchers = [],\n\t\telementMatchers = [],\n\t\tcached = compilerCache[ selector + \" \" ];\n\n\tif ( !cached ) {\n\n\t\t// Generate a function of recursive functions that can be used to check each element\n\t\tif ( !match ) {\n\t\t\tmatch = tokenize( selector );\n\t\t}\n\t\ti = match.length;\n\t\twhile ( i-- ) {\n\t\t\tcached = matcherFromTokens( match[ i ] );\n\t\t\tif ( cached[ expando ] ) {\n\t\t\t\tsetMatchers.push( cached );\n\t\t\t} else {\n\t\t\t\telementMatchers.push( cached );\n\t\t\t}\n\t\t}\n\n\t\t// Cache the compiled function\n\t\tcached = compilerCache(\n\t\t\tselector,\n\t\t\tmatcherFromGroupMatchers( elementMatchers, setMatchers )\n\t\t);\n\n\t\t// Save selector and tokenization\n\t\tcached.selector = selector;\n\t}\n\treturn cached;\n};\n\n/**\n * A low-level selection function that works with Sizzle's compiled\n * selector functions\n * @param {String|Function} selector A selector or a pre-compiled\n * selector function built with Sizzle.compile\n * @param {Element} context\n * @param {Array} [results]\n * @param {Array} [seed] A set of elements to match against\n */\nselect = Sizzle.select = function( selector, context, results, seed ) {\n\tvar i, tokens, token, type, find,\n\t\tcompiled = typeof selector === \"function\" && selector,\n\t\tmatch = !seed && tokenize( ( selector = compiled.selector || selector ) );\n\n\tresults = results || [];\n\n\t// Try to minimize operations if there is only one selector in the list and no seed\n\t// (the latter of which guarantees us context)\n\tif ( match.length === 1 ) {\n\n\t\t// Reduce context if the leading compound selector is an ID\n\t\ttokens = match[ 0 ] = match[ 0 ].slice( 0 );\n\t\tif ( tokens.length > 2 && ( token = tokens[ 0 ] ).type === \"ID\" &&\n\t\t\tcontext.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[ 1 ].type ] ) {\n\n\t\t\tcontext = ( Expr.find[ \"ID\" ]( token.matches[ 0 ]\n\t\t\t\t.replace( runescape, funescape ), context ) || [] )[ 0 ];\n\t\t\tif ( !context ) {\n\t\t\t\treturn results;\n\n\t\t\t// Precompiled matchers will still verify ancestry, so step up a level\n\t\t\t} else if ( compiled ) {\n\t\t\t\tcontext = context.parentNode;\n\t\t\t}\n\n\t\t\tselector = selector.slice( tokens.shift().value.length );\n\t\t}\n\n\t\t// Fetch a seed set for right-to-left matching\n\t\ti = matchExpr[ \"needsContext\" ].test( selector ) ? 0 : tokens.length;\n\t\twhile ( i-- ) {\n\t\t\ttoken = tokens[ i ];\n\n\t\t\t// Abort if we hit a combinator\n\t\t\tif ( Expr.relative[ ( type = token.type ) ] ) {\n\t\t\t\tbreak;\n\t\t\t}\n\t\t\tif ( ( find = Expr.find[ type ] ) ) {\n\n\t\t\t\t// Search, expanding context for leading sibling combinators\n\t\t\t\tif ( ( seed = find(\n\t\t\t\t\ttoken.matches[ 0 ].replace( runescape, funescape ),\n\t\t\t\t\trsibling.test( tokens[ 0 ].type ) && testContext( context.parentNode ) ||\n\t\t\t\t\t\tcontext\n\t\t\t\t) ) ) {\n\n\t\t\t\t\t// If seed is empty or no tokens remain, we can return early\n\t\t\t\t\ttokens.splice( i, 1 );\n\t\t\t\t\tselector = seed.length && toSelector( tokens );\n\t\t\t\t\tif ( !selector ) {\n\t\t\t\t\t\tpush.apply( results, seed );\n\t\t\t\t\t\treturn results;\n\t\t\t\t\t}\n\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\n\t// Compile and execute a filtering function if one is not provided\n\t// Provide `match` to avoid retokenization if we modified the selector above\n\t( compiled || compile( selector, match ) )(\n\t\tseed,\n\t\tcontext,\n\t\t!documentIsHTML,\n\t\tresults,\n\t\t!context || rsibling.test( selector ) && testContext( context.parentNode ) || context\n\t);\n\treturn results;\n};\n\n// One-time assignments\n\n// Sort stability\nsupport.sortStable = expando.split( \"\" ).sort( sortOrder ).join( \"\" ) === expando;\n\n// Support: Chrome 14-35+\n// Always assume duplicates if they aren't passed to the comparison function\nsupport.detectDuplicates = !!hasDuplicate;\n\n// Initialize against the default document\nsetDocument();\n\n// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)\n// Detached nodes confoundingly follow *each other*\nsupport.sortDetached = assert( function( el ) {\n\n\t// Should return 1, but returns 4 (following)\n\treturn el.compareDocumentPosition( document.createElement( \"fieldset\" ) ) & 1;\n} );\n\n// Support: IE<8\n// Prevent attribute/property \"interpolation\"\n// https://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx\nif ( !assert( function( el ) {\n\tel.innerHTML = \"\";\n\treturn el.firstChild.getAttribute( \"href\" ) === \"#\";\n} ) ) {\n\taddHandle( \"type|href|height|width\", function( elem, name, isXML ) {\n\t\tif ( !isXML ) {\n\t\t\treturn elem.getAttribute( name, name.toLowerCase() === \"type\" ? 1 : 2 );\n\t\t}\n\t} );\n}\n\n// Support: IE<9\n// Use defaultValue in place of getAttribute(\"value\")\nif ( !support.attributes || !assert( function( el ) {\n\tel.innerHTML = \"\";\n\tel.firstChild.setAttribute( \"value\", \"\" );\n\treturn el.firstChild.getAttribute( \"value\" ) === \"\";\n} ) ) {\n\taddHandle( \"value\", function( elem, _name, isXML ) {\n\t\tif ( !isXML && elem.nodeName.toLowerCase() === \"input\" ) {\n\t\t\treturn elem.defaultValue;\n\t\t}\n\t} );\n}\n\n// Support: IE<9\n// Use getAttributeNode to fetch booleans when getAttribute lies\nif ( !assert( function( el ) {\n\treturn el.getAttribute( \"disabled\" ) == null;\n} ) ) {\n\taddHandle( booleans, function( elem, name, isXML ) {\n\t\tvar val;\n\t\tif ( !isXML ) {\n\t\t\treturn elem[ name ] === true ? name.toLowerCase() :\n\t\t\t\t( val = elem.getAttributeNode( name ) ) && val.specified ?\n\t\t\t\t\tval.value :\n\t\t\t\t\tnull;\n\t\t}\n\t} );\n}\n\nreturn Sizzle;\n\n} )( window );\n\n\n\njQuery.find = Sizzle;\njQuery.expr = Sizzle.selectors;\n\n// Deprecated\njQuery.expr[ \":\" ] = jQuery.expr.pseudos;\njQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort;\njQuery.text = Sizzle.getText;\njQuery.isXMLDoc = Sizzle.isXML;\njQuery.contains = Sizzle.contains;\njQuery.escapeSelector = Sizzle.escape;\n\n\n\n\nvar dir = function( elem, dir, until ) {\n\tvar matched = [],\n\t\ttruncate = until !== undefined;\n\n\twhile ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) {\n\t\tif ( elem.nodeType === 1 ) {\n\t\t\tif ( truncate && jQuery( elem ).is( until ) ) {\n\t\t\t\tbreak;\n\t\t\t}\n\t\t\tmatched.push( elem );\n\t\t}\n\t}\n\treturn matched;\n};\n\n\nvar siblings = function( n, elem ) {\n\tvar matched = [];\n\n\tfor ( ; n; n = n.nextSibling ) {\n\t\tif ( n.nodeType === 1 && n !== elem ) {\n\t\t\tmatched.push( n );\n\t\t}\n\t}\n\n\treturn matched;\n};\n\n\nvar rneedsContext = jQuery.expr.match.needsContext;\n\n\n\nfunction nodeName( elem, name ) {\n\n return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();\n\n};\nvar rsingleTag = ( /^<([a-z][^\\/\\0>:\\x20\\t\\r\\n\\f]*)[\\x20\\t\\r\\n\\f]*\\/?>(?:<\\/\\1>|)$/i );\n\n\n\n// Implement the identical functionality for filter and not\nfunction winnow( elements, qualifier, not ) {\n\tif ( isFunction( qualifier ) ) {\n\t\treturn jQuery.grep( elements, function( elem, i ) {\n\t\t\treturn !!qualifier.call( elem, i, elem ) !== not;\n\t\t} );\n\t}\n\n\t// Single element\n\tif ( qualifier.nodeType ) {\n\t\treturn jQuery.grep( elements, function( elem ) {\n\t\t\treturn ( elem === qualifier ) !== not;\n\t\t} );\n\t}\n\n\t// Arraylike of elements (jQuery, arguments, Array)\n\tif ( typeof qualifier !== \"string\" ) {\n\t\treturn jQuery.grep( elements, function( elem ) {\n\t\t\treturn ( indexOf.call( qualifier, elem ) > -1 ) !== not;\n\t\t} );\n\t}\n\n\t// Filtered directly for both simple and complex selectors\n\treturn jQuery.filter( qualifier, elements, not );\n}\n\njQuery.filter = function( expr, elems, not ) {\n\tvar elem = elems[ 0 ];\n\n\tif ( not ) {\n\t\texpr = \":not(\" + expr + \")\";\n\t}\n\n\tif ( elems.length === 1 && elem.nodeType === 1 ) {\n\t\treturn jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [];\n\t}\n\n\treturn jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {\n\t\treturn elem.nodeType === 1;\n\t} ) );\n};\n\njQuery.fn.extend( {\n\tfind: function( selector ) {\n\t\tvar i, ret,\n\t\t\tlen = this.length,\n\t\t\tself = this;\n\n\t\tif ( typeof selector !== \"string\" ) {\n\t\t\treturn this.pushStack( jQuery( selector ).filter( function() {\n\t\t\t\tfor ( i = 0; i < len; i++ ) {\n\t\t\t\t\tif ( jQuery.contains( self[ i ], this ) ) {\n\t\t\t\t\t\treturn true;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t} ) );\n\t\t}\n\n\t\tret = this.pushStack( [] );\n\n\t\tfor ( i = 0; i < len; i++ ) {\n\t\t\tjQuery.find( selector, self[ i ], ret );\n\t\t}\n\n\t\treturn len > 1 ? jQuery.uniqueSort( ret ) : ret;\n\t},\n\tfilter: function( selector ) {\n\t\treturn this.pushStack( winnow( this, selector || [], false ) );\n\t},\n\tnot: function( selector ) {\n\t\treturn this.pushStack( winnow( this, selector || [], true ) );\n\t},\n\tis: function( selector ) {\n\t\treturn !!winnow(\n\t\t\tthis,\n\n\t\t\t// If this is a positional/relative selector, check membership in the returned set\n\t\t\t// so $(\"p:first\").is(\"p:last\") won't return true for a doc with two \"p\".\n\t\t\ttypeof selector === \"string\" && rneedsContext.test( selector ) ?\n\t\t\t\tjQuery( selector ) :\n\t\t\t\tselector || [],\n\t\t\tfalse\n\t\t).length;\n\t}\n} );\n\n\n// Initialize a jQuery object\n\n\n// A central reference to the root jQuery(document)\nvar rootjQuery,\n\n\t// A simple way to check for HTML strings\n\t// Prioritize #id over to avoid XSS via location.hash (#9521)\n\t// Strict HTML recognition (#11290: must start with <)\n\t// Shortcut simple #id case for speed\n\trquickExpr = /^(?:\\s*(<[\\w\\W]+>)[^>]*|#([\\w-]+))$/,\n\n\tinit = jQuery.fn.init = function( selector, context, root ) {\n\t\tvar match, elem;\n\n\t\t// HANDLE: $(\"\"), $(null), $(undefined), $(false)\n\t\tif ( !selector ) {\n\t\t\treturn this;\n\t\t}\n\n\t\t// Method init() accepts an alternate rootjQuery\n\t\t// so migrate can support jQuery.sub (gh-2101)\n\t\troot = root || rootjQuery;\n\n\t\t// Handle HTML strings\n\t\tif ( typeof selector === \"string\" ) {\n\t\t\tif ( selector[ 0 ] === \"<\" &&\n\t\t\t\tselector[ selector.length - 1 ] === \">\" &&\n\t\t\t\tselector.length >= 3 ) {\n\n\t\t\t\t// Assume that strings that start and end with <> are HTML and skip the regex check\n\t\t\t\tmatch = [ null, selector, null ];\n\n\t\t\t} else {\n\t\t\t\tmatch = rquickExpr.exec( selector );\n\t\t\t}\n\n\t\t\t// Match html or make sure no context is specified for #id\n\t\t\tif ( match && ( match[ 1 ] || !context ) ) {\n\n\t\t\t\t// HANDLE: $(html) -> $(array)\n\t\t\t\tif ( match[ 1 ] ) {\n\t\t\t\t\tcontext = context instanceof jQuery ? context[ 0 ] : context;\n\n\t\t\t\t\t// Option to run scripts is true for back-compat\n\t\t\t\t\t// Intentionally let the error be thrown if parseHTML is not present\n\t\t\t\t\tjQuery.merge( this, jQuery.parseHTML(\n\t\t\t\t\t\tmatch[ 1 ],\n\t\t\t\t\t\tcontext && context.nodeType ? context.ownerDocument || context : document,\n\t\t\t\t\t\ttrue\n\t\t\t\t\t) );\n\n\t\t\t\t\t// HANDLE: $(html, props)\n\t\t\t\t\tif ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) {\n\t\t\t\t\t\tfor ( match in context ) {\n\n\t\t\t\t\t\t\t// Properties of context are called as methods if possible\n\t\t\t\t\t\t\tif ( isFunction( this[ match ] ) ) {\n\t\t\t\t\t\t\t\tthis[ match ]( context[ match ] );\n\n\t\t\t\t\t\t\t// ...and otherwise set as attributes\n\t\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\t\tthis.attr( match, context[ match ] );\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\n\t\t\t\t\treturn this;\n\n\t\t\t\t// HANDLE: $(#id)\n\t\t\t\t} else {\n\t\t\t\t\telem = document.getElementById( match[ 2 ] );\n\n\t\t\t\t\tif ( elem ) {\n\n\t\t\t\t\t\t// Inject the element directly into the jQuery object\n\t\t\t\t\t\tthis[ 0 ] = elem;\n\t\t\t\t\t\tthis.length = 1;\n\t\t\t\t\t}\n\t\t\t\t\treturn this;\n\t\t\t\t}\n\n\t\t\t// HANDLE: $(expr, $(...))\n\t\t\t} else if ( !context || context.jquery ) {\n\t\t\t\treturn ( context || root ).find( selector );\n\n\t\t\t// HANDLE: $(expr, context)\n\t\t\t// (which is just equivalent to: $(context).find(expr)\n\t\t\t} else {\n\t\t\t\treturn this.constructor( context ).find( selector );\n\t\t\t}\n\n\t\t// HANDLE: $(DOMElement)\n\t\t} else if ( selector.nodeType ) {\n\t\t\tthis[ 0 ] = selector;\n\t\t\tthis.length = 1;\n\t\t\treturn this;\n\n\t\t// HANDLE: $(function)\n\t\t// Shortcut for document ready\n\t\t} else if ( isFunction( selector ) ) {\n\t\t\treturn root.ready !== undefined ?\n\t\t\t\troot.ready( selector ) :\n\n\t\t\t\t// Execute immediately if ready is not present\n\t\t\t\tselector( jQuery );\n\t\t}\n\n\t\treturn jQuery.makeArray( selector, this );\n\t};\n\n// Give the init function the jQuery prototype for later instantiation\ninit.prototype = jQuery.fn;\n\n// Initialize central reference\nrootjQuery = jQuery( document );\n\n\nvar rparentsprev = /^(?:parents|prev(?:Until|All))/,\n\n\t// Methods guaranteed to produce a unique set when starting from a unique set\n\tguaranteedUnique = {\n\t\tchildren: true,\n\t\tcontents: true,\n\t\tnext: true,\n\t\tprev: true\n\t};\n\njQuery.fn.extend( {\n\thas: function( target ) {\n\t\tvar targets = jQuery( target, this ),\n\t\t\tl = targets.length;\n\n\t\treturn this.filter( function() {\n\t\t\tvar i = 0;\n\t\t\tfor ( ; i < l; i++ ) {\n\t\t\t\tif ( jQuery.contains( this, targets[ i ] ) ) {\n\t\t\t\t\treturn true;\n\t\t\t\t}\n\t\t\t}\n\t\t} );\n\t},\n\n\tclosest: function( selectors, context ) {\n\t\tvar cur,\n\t\t\ti = 0,\n\t\t\tl = this.length,\n\t\t\tmatched = [],\n\t\t\ttargets = typeof selectors !== \"string\" && jQuery( selectors );\n\n\t\t// Positional selectors never match, since there's no _selection_ context\n\t\tif ( !rneedsContext.test( selectors ) ) {\n\t\t\tfor ( ; i < l; i++ ) {\n\t\t\t\tfor ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) {\n\n\t\t\t\t\t// Always skip document fragments\n\t\t\t\t\tif ( cur.nodeType < 11 && ( targets ?\n\t\t\t\t\t\ttargets.index( cur ) > -1 :\n\n\t\t\t\t\t\t// Don't pass non-elements to Sizzle\n\t\t\t\t\t\tcur.nodeType === 1 &&\n\t\t\t\t\t\t\tjQuery.find.matchesSelector( cur, selectors ) ) ) {\n\n\t\t\t\t\t\tmatched.push( cur );\n\t\t\t\t\t\tbreak;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched );\n\t},\n\n\t// Determine the position of an element within the set\n\tindex: function( elem ) {\n\n\t\t// No argument, return index in parent\n\t\tif ( !elem ) {\n\t\t\treturn ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1;\n\t\t}\n\n\t\t// Index in selector\n\t\tif ( typeof elem === \"string\" ) {\n\t\t\treturn indexOf.call( jQuery( elem ), this[ 0 ] );\n\t\t}\n\n\t\t// Locate the position of the desired element\n\t\treturn indexOf.call( this,\n\n\t\t\t// If it receives a jQuery object, the first element is used\n\t\t\telem.jquery ? elem[ 0 ] : elem\n\t\t);\n\t},\n\n\tadd: function( selector, context ) {\n\t\treturn this.pushStack(\n\t\t\tjQuery.uniqueSort(\n\t\t\t\tjQuery.merge( this.get(), jQuery( selector, context ) )\n\t\t\t)\n\t\t);\n\t},\n\n\taddBack: function( selector ) {\n\t\treturn this.add( selector == null ?\n\t\t\tthis.prevObject : this.prevObject.filter( selector )\n\t\t);\n\t}\n} );\n\nfunction sibling( cur, dir ) {\n\twhile ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {}\n\treturn cur;\n}\n\njQuery.each( {\n\tparent: function( elem ) {\n\t\tvar parent = elem.parentNode;\n\t\treturn parent && parent.nodeType !== 11 ? parent : null;\n\t},\n\tparents: function( elem ) {\n\t\treturn dir( elem, \"parentNode\" );\n\t},\n\tparentsUntil: function( elem, _i, until ) {\n\t\treturn dir( elem, \"parentNode\", until );\n\t},\n\tnext: function( elem ) {\n\t\treturn sibling( elem, \"nextSibling\" );\n\t},\n\tprev: function( elem ) {\n\t\treturn sibling( elem, \"previousSibling\" );\n\t},\n\tnextAll: function( elem ) {\n\t\treturn dir( elem, \"nextSibling\" );\n\t},\n\tprevAll: function( elem ) {\n\t\treturn dir( elem, \"previousSibling\" );\n\t},\n\tnextUntil: function( elem, _i, until ) {\n\t\treturn dir( elem, \"nextSibling\", until );\n\t},\n\tprevUntil: function( elem, _i, until ) {\n\t\treturn dir( elem, \"previousSibling\", until );\n\t},\n\tsiblings: function( elem ) {\n\t\treturn siblings( ( elem.parentNode || {} ).firstChild, elem );\n\t},\n\tchildren: function( elem ) {\n\t\treturn siblings( elem.firstChild );\n\t},\n\tcontents: function( elem ) {\n\t\tif ( elem.contentDocument != null &&\n\n\t\t\t// Support: IE 11+\n\t\t\t// elements with no `data` attribute has an object\n\t\t\t// `contentDocument` with a `null` prototype.\n\t\t\tgetProto( elem.contentDocument ) ) {\n\n\t\t\treturn elem.contentDocument;\n\t\t}\n\n\t\t// Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only\n\t\t// Treat the template element as a regular one in browsers that\n\t\t// don't support it.\n\t\tif ( nodeName( elem, \"template\" ) ) {\n\t\t\telem = elem.content || elem;\n\t\t}\n\n\t\treturn jQuery.merge( [], elem.childNodes );\n\t}\n}, function( name, fn ) {\n\tjQuery.fn[ name ] = function( until, selector ) {\n\t\tvar matched = jQuery.map( this, fn, until );\n\n\t\tif ( name.slice( -5 ) !== \"Until\" ) {\n\t\t\tselector = until;\n\t\t}\n\n\t\tif ( selector && typeof selector === \"string\" ) {\n\t\t\tmatched = jQuery.filter( selector, matched );\n\t\t}\n\n\t\tif ( this.length > 1 ) {\n\n\t\t\t// Remove duplicates\n\t\t\tif ( !guaranteedUnique[ name ] ) {\n\t\t\t\tjQuery.uniqueSort( matched );\n\t\t\t}\n\n\t\t\t// Reverse order for parents* and prev-derivatives\n\t\t\tif ( rparentsprev.test( name ) ) {\n\t\t\t\tmatched.reverse();\n\t\t\t}\n\t\t}\n\n\t\treturn this.pushStack( matched );\n\t};\n} );\nvar rnothtmlwhite = ( /[^\\x20\\t\\r\\n\\f]+/g );\n\n\n\n// Convert String-formatted options into Object-formatted ones\nfunction createOptions( options ) {\n\tvar object = {};\n\tjQuery.each( options.match( rnothtmlwhite ) || [], function( _, flag ) {\n\t\tobject[ flag ] = true;\n\t} );\n\treturn object;\n}\n\n/*\n * Create a callback list using the following parameters:\n *\n *\toptions: an optional list of space-separated options that will change how\n *\t\t\tthe callback list behaves or a more traditional option object\n *\n * By default a callback list will act like an event callback list and can be\n * \"fired\" multiple times.\n *\n * Possible options:\n *\n *\tonce:\t\t\twill ensure the callback list can only be fired once (like a Deferred)\n *\n *\tmemory:\t\t\twill keep track of previous values and will call any callback added\n *\t\t\t\t\tafter the list has been fired right away with the latest \"memorized\"\n *\t\t\t\t\tvalues (like a Deferred)\n *\n *\tunique:\t\t\twill ensure a callback can only be added once (no duplicate in the list)\n *\n *\tstopOnFalse:\tinterrupt callings when a callback returns false\n *\n */\njQuery.Callbacks = function( options ) {\n\n\t// Convert options from String-formatted to Object-formatted if needed\n\t// (we check in cache first)\n\toptions = typeof options === \"string\" ?\n\t\tcreateOptions( options ) :\n\t\tjQuery.extend( {}, options );\n\n\tvar // Flag to know if list is currently firing\n\t\tfiring,\n\n\t\t// Last fire value for non-forgettable lists\n\t\tmemory,\n\n\t\t// Flag to know if list was already fired\n\t\tfired,\n\n\t\t// Flag to prevent firing\n\t\tlocked,\n\n\t\t// Actual callback list\n\t\tlist = [],\n\n\t\t// Queue of execution data for repeatable lists\n\t\tqueue = [],\n\n\t\t// Index of currently firing callback (modified by add/remove as needed)\n\t\tfiringIndex = -1,\n\n\t\t// Fire callbacks\n\t\tfire = function() {\n\n\t\t\t// Enforce single-firing\n\t\t\tlocked = locked || options.once;\n\n\t\t\t// Execute callbacks for all pending executions,\n\t\t\t// respecting firingIndex overrides and runtime changes\n\t\t\tfired = firing = true;\n\t\t\tfor ( ; queue.length; firingIndex = -1 ) {\n\t\t\t\tmemory = queue.shift();\n\t\t\t\twhile ( ++firingIndex < list.length ) {\n\n\t\t\t\t\t// Run callback and check for early termination\n\t\t\t\t\tif ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false &&\n\t\t\t\t\t\toptions.stopOnFalse ) {\n\n\t\t\t\t\t\t// Jump to end and forget the data so .add doesn't re-fire\n\t\t\t\t\t\tfiringIndex = list.length;\n\t\t\t\t\t\tmemory = false;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// Forget the data if we're done with it\n\t\t\tif ( !options.memory ) {\n\t\t\t\tmemory = false;\n\t\t\t}\n\n\t\t\tfiring = false;\n\n\t\t\t// Clean up if we're done firing for good\n\t\t\tif ( locked ) {\n\n\t\t\t\t// Keep an empty list if we have data for future add calls\n\t\t\t\tif ( memory ) {\n\t\t\t\t\tlist = [];\n\n\t\t\t\t// Otherwise, this object is spent\n\t\t\t\t} else {\n\t\t\t\t\tlist = \"\";\n\t\t\t\t}\n\t\t\t}\n\t\t},\n\n\t\t// Actual Callbacks object\n\t\tself = {\n\n\t\t\t// Add a callback or a collection of callbacks to the list\n\t\t\tadd: function() {\n\t\t\t\tif ( list ) {\n\n\t\t\t\t\t// If we have memory from a past run, we should fire after adding\n\t\t\t\t\tif ( memory && !firing ) {\n\t\t\t\t\t\tfiringIndex = list.length - 1;\n\t\t\t\t\t\tqueue.push( memory );\n\t\t\t\t\t}\n\n\t\t\t\t\t( function add( args ) {\n\t\t\t\t\t\tjQuery.each( args, function( _, arg ) {\n\t\t\t\t\t\t\tif ( isFunction( arg ) ) {\n\t\t\t\t\t\t\t\tif ( !options.unique || !self.has( arg ) ) {\n\t\t\t\t\t\t\t\t\tlist.push( arg );\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t} else if ( arg && arg.length && toType( arg ) !== \"string\" ) {\n\n\t\t\t\t\t\t\t\t// Inspect recursively\n\t\t\t\t\t\t\t\tadd( arg );\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t} );\n\t\t\t\t\t} )( arguments );\n\n\t\t\t\t\tif ( memory && !firing ) {\n\t\t\t\t\t\tfire();\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t\treturn this;\n\t\t\t},\n\n\t\t\t// Remove a callback from the list\n\t\t\tremove: function() {\n\t\t\t\tjQuery.each( arguments, function( _, arg ) {\n\t\t\t\t\tvar index;\n\t\t\t\t\twhile ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {\n\t\t\t\t\t\tlist.splice( index, 1 );\n\n\t\t\t\t\t\t// Handle firing indexes\n\t\t\t\t\t\tif ( index <= firingIndex ) {\n\t\t\t\t\t\t\tfiringIndex--;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t} );\n\t\t\t\treturn this;\n\t\t\t},\n\n\t\t\t// Check if a given callback is in the list.\n\t\t\t// If no argument is given, return whether or not list has callbacks attached.\n\t\t\thas: function( fn ) {\n\t\t\t\treturn fn ?\n\t\t\t\t\tjQuery.inArray( fn, list ) > -1 :\n\t\t\t\t\tlist.length > 0;\n\t\t\t},\n\n\t\t\t// Remove all callbacks from the list\n\t\t\tempty: function() {\n\t\t\t\tif ( list ) {\n\t\t\t\t\tlist = [];\n\t\t\t\t}\n\t\t\t\treturn this;\n\t\t\t},\n\n\t\t\t// Disable .fire and .add\n\t\t\t// Abort any current/pending executions\n\t\t\t// Clear all callbacks and values\n\t\t\tdisable: function() {\n\t\t\t\tlocked = queue = [];\n\t\t\t\tlist = memory = \"\";\n\t\t\t\treturn this;\n\t\t\t},\n\t\t\tdisabled: function() {\n\t\t\t\treturn !list;\n\t\t\t},\n\n\t\t\t// Disable .fire\n\t\t\t// Also disable .add unless we have memory (since it would have no effect)\n\t\t\t// Abort any pending executions\n\t\t\tlock: function() {\n\t\t\t\tlocked = queue = [];\n\t\t\t\tif ( !memory && !firing ) {\n\t\t\t\t\tlist = memory = \"\";\n\t\t\t\t}\n\t\t\t\treturn this;\n\t\t\t},\n\t\t\tlocked: function() {\n\t\t\t\treturn !!locked;\n\t\t\t},\n\n\t\t\t// Call all callbacks with the given context and arguments\n\t\t\tfireWith: function( context, args ) {\n\t\t\t\tif ( !locked ) {\n\t\t\t\t\targs = args || [];\n\t\t\t\t\targs = [ context, args.slice ? args.slice() : args ];\n\t\t\t\t\tqueue.push( args );\n\t\t\t\t\tif ( !firing ) {\n\t\t\t\t\t\tfire();\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t\treturn this;\n\t\t\t},\n\n\t\t\t// Call all the callbacks with the given arguments\n\t\t\tfire: function() {\n\t\t\t\tself.fireWith( this, arguments );\n\t\t\t\treturn this;\n\t\t\t},\n\n\t\t\t// To know if the callbacks have already been called at least once\n\t\t\tfired: function() {\n\t\t\t\treturn !!fired;\n\t\t\t}\n\t\t};\n\n\treturn self;\n};\n\n\nfunction Identity( v ) {\n\treturn v;\n}\nfunction Thrower( ex ) {\n\tthrow ex;\n}\n\nfunction adoptValue( value, resolve, reject, noValue ) {\n\tvar method;\n\n\ttry {\n\n\t\t// Check for promise aspect first to privilege synchronous behavior\n\t\tif ( value && isFunction( ( method = value.promise ) ) ) {\n\t\t\tmethod.call( value ).done( resolve ).fail( reject );\n\n\t\t// Other thenables\n\t\t} else if ( value && isFunction( ( method = value.then ) ) ) {\n\t\t\tmethod.call( value, resolve, reject );\n\n\t\t// Other non-thenables\n\t\t} else {\n\n\t\t\t// Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer:\n\t\t\t// * false: [ value ].slice( 0 ) => resolve( value )\n\t\t\t// * true: [ value ].slice( 1 ) => resolve()\n\t\t\tresolve.apply( undefined, [ value ].slice( noValue ) );\n\t\t}\n\n\t// For Promises/A+, convert exceptions into rejections\n\t// Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in\n\t// Deferred#then to conditionally suppress rejection.\n\t} catch ( value ) {\n\n\t\t// Support: Android 4.0 only\n\t\t// Strict mode functions invoked without .call/.apply get global-object context\n\t\treject.apply( undefined, [ value ] );\n\t}\n}\n\njQuery.extend( {\n\n\tDeferred: function( func ) {\n\t\tvar tuples = [\n\n\t\t\t\t// action, add listener, callbacks,\n\t\t\t\t// ... .then handlers, argument index, [final state]\n\t\t\t\t[ \"notify\", \"progress\", jQuery.Callbacks( \"memory\" ),\n\t\t\t\t\tjQuery.Callbacks( \"memory\" ), 2 ],\n\t\t\t\t[ \"resolve\", \"done\", jQuery.Callbacks( \"once memory\" ),\n\t\t\t\t\tjQuery.Callbacks( \"once memory\" ), 0, \"resolved\" ],\n\t\t\t\t[ \"reject\", \"fail\", jQuery.Callbacks( \"once memory\" ),\n\t\t\t\t\tjQuery.Callbacks( \"once memory\" ), 1, \"rejected\" ]\n\t\t\t],\n\t\t\tstate = \"pending\",\n\t\t\tpromise = {\n\t\t\t\tstate: function() {\n\t\t\t\t\treturn state;\n\t\t\t\t},\n\t\t\t\talways: function() {\n\t\t\t\t\tdeferred.done( arguments ).fail( arguments );\n\t\t\t\t\treturn this;\n\t\t\t\t},\n\t\t\t\t\"catch\": function( fn ) {\n\t\t\t\t\treturn promise.then( null, fn );\n\t\t\t\t},\n\n\t\t\t\t// Keep pipe for back-compat\n\t\t\t\tpipe: function( /* fnDone, fnFail, fnProgress */ ) {\n\t\t\t\t\tvar fns = arguments;\n\n\t\t\t\t\treturn jQuery.Deferred( function( newDefer ) {\n\t\t\t\t\t\tjQuery.each( tuples, function( _i, tuple ) {\n\n\t\t\t\t\t\t\t// Map tuples (progress, done, fail) to arguments (done, fail, progress)\n\t\t\t\t\t\t\tvar fn = isFunction( fns[ tuple[ 4 ] ] ) && fns[ tuple[ 4 ] ];\n\n\t\t\t\t\t\t\t// deferred.progress(function() { bind to newDefer or newDefer.notify })\n\t\t\t\t\t\t\t// deferred.done(function() { bind to newDefer or newDefer.resolve })\n\t\t\t\t\t\t\t// deferred.fail(function() { bind to newDefer or newDefer.reject })\n\t\t\t\t\t\t\tdeferred[ tuple[ 1 ] ]( function() {\n\t\t\t\t\t\t\t\tvar returned = fn && fn.apply( this, arguments );\n\t\t\t\t\t\t\t\tif ( returned && isFunction( returned.promise ) ) {\n\t\t\t\t\t\t\t\t\treturned.promise()\n\t\t\t\t\t\t\t\t\t\t.progress( newDefer.notify )\n\t\t\t\t\t\t\t\t\t\t.done( newDefer.resolve )\n\t\t\t\t\t\t\t\t\t\t.fail( newDefer.reject );\n\t\t\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\t\t\tnewDefer[ tuple[ 0 ] + \"With\" ](\n\t\t\t\t\t\t\t\t\t\tthis,\n\t\t\t\t\t\t\t\t\t\tfn ? [ returned ] : arguments\n\t\t\t\t\t\t\t\t\t);\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t} );\n\t\t\t\t\t\t} );\n\t\t\t\t\t\tfns = null;\n\t\t\t\t\t} ).promise();\n\t\t\t\t},\n\t\t\t\tthen: function( onFulfilled, onRejected, onProgress ) {\n\t\t\t\t\tvar maxDepth = 0;\n\t\t\t\t\tfunction resolve( depth, deferred, handler, special ) {\n\t\t\t\t\t\treturn function() {\n\t\t\t\t\t\t\tvar that = this,\n\t\t\t\t\t\t\t\targs = arguments,\n\t\t\t\t\t\t\t\tmightThrow = function() {\n\t\t\t\t\t\t\t\t\tvar returned, then;\n\n\t\t\t\t\t\t\t\t\t// Support: Promises/A+ section 2.3.3.3.3\n\t\t\t\t\t\t\t\t\t// https://promisesaplus.com/#point-59\n\t\t\t\t\t\t\t\t\t// Ignore double-resolution attempts\n\t\t\t\t\t\t\t\t\tif ( depth < maxDepth ) {\n\t\t\t\t\t\t\t\t\t\treturn;\n\t\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t\t\treturned = handler.apply( that, args );\n\n\t\t\t\t\t\t\t\t\t// Support: Promises/A+ section 2.3.1\n\t\t\t\t\t\t\t\t\t// https://promisesaplus.com/#point-48\n\t\t\t\t\t\t\t\t\tif ( returned === deferred.promise() ) {\n\t\t\t\t\t\t\t\t\t\tthrow new TypeError( \"Thenable self-resolution\" );\n\t\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t\t\t// Support: Promises/A+ sections 2.3.3.1, 3.5\n\t\t\t\t\t\t\t\t\t// https://promisesaplus.com/#point-54\n\t\t\t\t\t\t\t\t\t// https://promisesaplus.com/#point-75\n\t\t\t\t\t\t\t\t\t// Retrieve `then` only once\n\t\t\t\t\t\t\t\t\tthen = returned &&\n\n\t\t\t\t\t\t\t\t\t\t// Support: Promises/A+ section 2.3.4\n\t\t\t\t\t\t\t\t\t\t// https://promisesaplus.com/#point-64\n\t\t\t\t\t\t\t\t\t\t// Only check objects and functions for thenability\n\t\t\t\t\t\t\t\t\t\t( typeof returned === \"object\" ||\n\t\t\t\t\t\t\t\t\t\t\ttypeof returned === \"function\" ) &&\n\t\t\t\t\t\t\t\t\t\treturned.then;\n\n\t\t\t\t\t\t\t\t\t// Handle a returned thenable\n\t\t\t\t\t\t\t\t\tif ( isFunction( then ) ) {\n\n\t\t\t\t\t\t\t\t\t\t// Special processors (notify) just wait for resolution\n\t\t\t\t\t\t\t\t\t\tif ( special ) {\n\t\t\t\t\t\t\t\t\t\t\tthen.call(\n\t\t\t\t\t\t\t\t\t\t\t\treturned,\n\t\t\t\t\t\t\t\t\t\t\t\tresolve( maxDepth, deferred, Identity, special ),\n\t\t\t\t\t\t\t\t\t\t\t\tresolve( maxDepth, deferred, Thrower, special )\n\t\t\t\t\t\t\t\t\t\t\t);\n\n\t\t\t\t\t\t\t\t\t\t// Normal processors (resolve) also hook into progress\n\t\t\t\t\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\t\t\t\t\t// ...and disregard older resolution values\n\t\t\t\t\t\t\t\t\t\t\tmaxDepth++;\n\n\t\t\t\t\t\t\t\t\t\t\tthen.call(\n\t\t\t\t\t\t\t\t\t\t\t\treturned,\n\t\t\t\t\t\t\t\t\t\t\t\tresolve( maxDepth, deferred, Identity, special ),\n\t\t\t\t\t\t\t\t\t\t\t\tresolve( maxDepth, deferred, Thrower, special ),\n\t\t\t\t\t\t\t\t\t\t\t\tresolve( maxDepth, deferred, Identity,\n\t\t\t\t\t\t\t\t\t\t\t\t\tdeferred.notifyWith )\n\t\t\t\t\t\t\t\t\t\t\t);\n\t\t\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t\t\t// Handle all other returned values\n\t\t\t\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\t\t\t\t// Only substitute handlers pass on context\n\t\t\t\t\t\t\t\t\t\t// and multiple values (non-spec behavior)\n\t\t\t\t\t\t\t\t\t\tif ( handler !== Identity ) {\n\t\t\t\t\t\t\t\t\t\t\tthat = undefined;\n\t\t\t\t\t\t\t\t\t\t\targs = [ returned ];\n\t\t\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t\t\t\t// Process the value(s)\n\t\t\t\t\t\t\t\t\t\t// Default process is resolve\n\t\t\t\t\t\t\t\t\t\t( special || deferred.resolveWith )( that, args );\n\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t},\n\n\t\t\t\t\t\t\t\t// Only normal processors (resolve) catch and reject exceptions\n\t\t\t\t\t\t\t\tprocess = special ?\n\t\t\t\t\t\t\t\t\tmightThrow :\n\t\t\t\t\t\t\t\t\tfunction() {\n\t\t\t\t\t\t\t\t\t\ttry {\n\t\t\t\t\t\t\t\t\t\t\tmightThrow();\n\t\t\t\t\t\t\t\t\t\t} catch ( e ) {\n\n\t\t\t\t\t\t\t\t\t\t\tif ( jQuery.Deferred.exceptionHook ) {\n\t\t\t\t\t\t\t\t\t\t\t\tjQuery.Deferred.exceptionHook( e,\n\t\t\t\t\t\t\t\t\t\t\t\t\tprocess.stackTrace );\n\t\t\t\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t\t\t\t\t// Support: Promises/A+ section 2.3.3.3.4.1\n\t\t\t\t\t\t\t\t\t\t\t// https://promisesaplus.com/#point-61\n\t\t\t\t\t\t\t\t\t\t\t// Ignore post-resolution exceptions\n\t\t\t\t\t\t\t\t\t\t\tif ( depth + 1 >= maxDepth ) {\n\n\t\t\t\t\t\t\t\t\t\t\t\t// Only substitute handlers pass on context\n\t\t\t\t\t\t\t\t\t\t\t\t// and multiple values (non-spec behavior)\n\t\t\t\t\t\t\t\t\t\t\t\tif ( handler !== Thrower ) {\n\t\t\t\t\t\t\t\t\t\t\t\t\tthat = undefined;\n\t\t\t\t\t\t\t\t\t\t\t\t\targs = [ e ];\n\t\t\t\t\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t\t\t\t\t\tdeferred.rejectWith( that, args );\n\t\t\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t\t};\n\n\t\t\t\t\t\t\t// Support: Promises/A+ section 2.3.3.3.1\n\t\t\t\t\t\t\t// https://promisesaplus.com/#point-57\n\t\t\t\t\t\t\t// Re-resolve promises immediately to dodge false rejection from\n\t\t\t\t\t\t\t// subsequent errors\n\t\t\t\t\t\t\tif ( depth ) {\n\t\t\t\t\t\t\t\tprocess();\n\t\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\t\t// Call an optional hook to record the stack, in case of exception\n\t\t\t\t\t\t\t\t// since it's otherwise lost when execution goes async\n\t\t\t\t\t\t\t\tif ( jQuery.Deferred.getStackHook ) {\n\t\t\t\t\t\t\t\t\tprocess.stackTrace = jQuery.Deferred.getStackHook();\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\twindow.setTimeout( process );\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t};\n\t\t\t\t\t}\n\n\t\t\t\t\treturn jQuery.Deferred( function( newDefer ) {\n\n\t\t\t\t\t\t// progress_handlers.add( ... )\n\t\t\t\t\t\ttuples[ 0 ][ 3 ].add(\n\t\t\t\t\t\t\tresolve(\n\t\t\t\t\t\t\t\t0,\n\t\t\t\t\t\t\t\tnewDefer,\n\t\t\t\t\t\t\t\tisFunction( onProgress ) ?\n\t\t\t\t\t\t\t\t\tonProgress :\n\t\t\t\t\t\t\t\t\tIdentity,\n\t\t\t\t\t\t\t\tnewDefer.notifyWith\n\t\t\t\t\t\t\t)\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\t// fulfilled_handlers.add( ... )\n\t\t\t\t\t\ttuples[ 1 ][ 3 ].add(\n\t\t\t\t\t\t\tresolve(\n\t\t\t\t\t\t\t\t0,\n\t\t\t\t\t\t\t\tnewDefer,\n\t\t\t\t\t\t\t\tisFunction( onFulfilled ) ?\n\t\t\t\t\t\t\t\t\tonFulfilled :\n\t\t\t\t\t\t\t\t\tIdentity\n\t\t\t\t\t\t\t)\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\t// rejected_handlers.add( ... )\n\t\t\t\t\t\ttuples[ 2 ][ 3 ].add(\n\t\t\t\t\t\t\tresolve(\n\t\t\t\t\t\t\t\t0,\n\t\t\t\t\t\t\t\tnewDefer,\n\t\t\t\t\t\t\t\tisFunction( onRejected ) ?\n\t\t\t\t\t\t\t\t\tonRejected :\n\t\t\t\t\t\t\t\t\tThrower\n\t\t\t\t\t\t\t)\n\t\t\t\t\t\t);\n\t\t\t\t\t} ).promise();\n\t\t\t\t},\n\n\t\t\t\t// Get a promise for this deferred\n\t\t\t\t// If obj is provided, the promise aspect is added to the object\n\t\t\t\tpromise: function( obj ) {\n\t\t\t\t\treturn obj != null ? jQuery.extend( obj, promise ) : promise;\n\t\t\t\t}\n\t\t\t},\n\t\t\tdeferred = {};\n\n\t\t// Add list-specific methods\n\t\tjQuery.each( tuples, function( i, tuple ) {\n\t\t\tvar list = tuple[ 2 ],\n\t\t\t\tstateString = tuple[ 5 ];\n\n\t\t\t// promise.progress = list.add\n\t\t\t// promise.done = list.add\n\t\t\t// promise.fail = list.add\n\t\t\tpromise[ tuple[ 1 ] ] = list.add;\n\n\t\t\t// Handle state\n\t\t\tif ( stateString ) {\n\t\t\t\tlist.add(\n\t\t\t\t\tfunction() {\n\n\t\t\t\t\t\t// state = \"resolved\" (i.e., fulfilled)\n\t\t\t\t\t\t// state = \"rejected\"\n\t\t\t\t\t\tstate = stateString;\n\t\t\t\t\t},\n\n\t\t\t\t\t// rejected_callbacks.disable\n\t\t\t\t\t// fulfilled_callbacks.disable\n\t\t\t\t\ttuples[ 3 - i ][ 2 ].disable,\n\n\t\t\t\t\t// rejected_handlers.disable\n\t\t\t\t\t// fulfilled_handlers.disable\n\t\t\t\t\ttuples[ 3 - i ][ 3 ].disable,\n\n\t\t\t\t\t// progress_callbacks.lock\n\t\t\t\t\ttuples[ 0 ][ 2 ].lock,\n\n\t\t\t\t\t// progress_handlers.lock\n\t\t\t\t\ttuples[ 0 ][ 3 ].lock\n\t\t\t\t);\n\t\t\t}\n\n\t\t\t// progress_handlers.fire\n\t\t\t// fulfilled_handlers.fire\n\t\t\t// rejected_handlers.fire\n\t\t\tlist.add( tuple[ 3 ].fire );\n\n\t\t\t// deferred.notify = function() { deferred.notifyWith(...) }\n\t\t\t// deferred.resolve = function() { deferred.resolveWith(...) }\n\t\t\t// deferred.reject = function() { deferred.rejectWith(...) }\n\t\t\tdeferred[ tuple[ 0 ] ] = function() {\n\t\t\t\tdeferred[ tuple[ 0 ] + \"With\" ]( this === deferred ? undefined : this, arguments );\n\t\t\t\treturn this;\n\t\t\t};\n\n\t\t\t// deferred.notifyWith = list.fireWith\n\t\t\t// deferred.resolveWith = list.fireWith\n\t\t\t// deferred.rejectWith = list.fireWith\n\t\t\tdeferred[ tuple[ 0 ] + \"With\" ] = list.fireWith;\n\t\t} );\n\n\t\t// Make the deferred a promise\n\t\tpromise.promise( deferred );\n\n\t\t// Call given func if any\n\t\tif ( func ) {\n\t\t\tfunc.call( deferred, deferred );\n\t\t}\n\n\t\t// All done!\n\t\treturn deferred;\n\t},\n\n\t// Deferred helper\n\twhen: function( singleValue ) {\n\t\tvar\n\n\t\t\t// count of uncompleted subordinates\n\t\t\tremaining = arguments.length,\n\n\t\t\t// count of unprocessed arguments\n\t\t\ti = remaining,\n\n\t\t\t// subordinate fulfillment data\n\t\t\tresolveContexts = Array( i ),\n\t\t\tresolveValues = slice.call( arguments ),\n\n\t\t\t// the master Deferred\n\t\t\tmaster = jQuery.Deferred(),\n\n\t\t\t// subordinate callback factory\n\t\t\tupdateFunc = function( i ) {\n\t\t\t\treturn function( value ) {\n\t\t\t\t\tresolveContexts[ i ] = this;\n\t\t\t\t\tresolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value;\n\t\t\t\t\tif ( !( --remaining ) ) {\n\t\t\t\t\t\tmaster.resolveWith( resolveContexts, resolveValues );\n\t\t\t\t\t}\n\t\t\t\t};\n\t\t\t};\n\n\t\t// Single- and empty arguments are adopted like Promise.resolve\n\t\tif ( remaining <= 1 ) {\n\t\t\tadoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject,\n\t\t\t\t!remaining );\n\n\t\t\t// Use .then() to unwrap secondary thenables (cf. gh-3000)\n\t\t\tif ( master.state() === \"pending\" ||\n\t\t\t\tisFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) {\n\n\t\t\t\treturn master.then();\n\t\t\t}\n\t\t}\n\n\t\t// Multiple arguments are aggregated like Promise.all array elements\n\t\twhile ( i-- ) {\n\t\t\tadoptValue( resolveValues[ i ], updateFunc( i ), master.reject );\n\t\t}\n\n\t\treturn master.promise();\n\t}\n} );\n\n\n// These usually indicate a programmer mistake during development,\n// warn about them ASAP rather than swallowing them by default.\nvar rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/;\n\njQuery.Deferred.exceptionHook = function( error, stack ) {\n\n\t// Support: IE 8 - 9 only\n\t// Console exists when dev tools are open, which can happen at any time\n\tif ( window.console && window.console.warn && error && rerrorNames.test( error.name ) ) {\n\t\twindow.console.warn( \"jQuery.Deferred exception: \" + error.message, error.stack, stack );\n\t}\n};\n\n\n\n\njQuery.readyException = function( error ) {\n\twindow.setTimeout( function() {\n\t\tthrow error;\n\t} );\n};\n\n\n\n\n// The deferred used on DOM ready\nvar readyList = jQuery.Deferred();\n\njQuery.fn.ready = function( fn ) {\n\n\treadyList\n\t\t.then( fn )\n\n\t\t// Wrap jQuery.readyException in a function so that the lookup\n\t\t// happens at the time of error handling instead of callback\n\t\t// registration.\n\t\t.catch( function( error ) {\n\t\t\tjQuery.readyException( error );\n\t\t} );\n\n\treturn this;\n};\n\njQuery.extend( {\n\n\t// Is the DOM ready to be used? Set to true once it occurs.\n\tisReady: false,\n\n\t// A counter to track how many items to wait for before\n\t// the ready event fires. See #6781\n\treadyWait: 1,\n\n\t// Handle when the DOM is ready\n\tready: function( wait ) {\n\n\t\t// Abort if there are pending holds or we're already ready\n\t\tif ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// Remember that the DOM is ready\n\t\tjQuery.isReady = true;\n\n\t\t// If a normal DOM Ready event fired, decrement, and wait if need be\n\t\tif ( wait !== true && --jQuery.readyWait > 0 ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// If there are functions bound, to execute\n\t\treadyList.resolveWith( document, [ jQuery ] );\n\t}\n} );\n\njQuery.ready.then = readyList.then;\n\n// The ready event handler and self cleanup method\nfunction completed() {\n\tdocument.removeEventListener( \"DOMContentLoaded\", completed );\n\twindow.removeEventListener( \"load\", completed );\n\tjQuery.ready();\n}\n\n// Catch cases where $(document).ready() is called\n// after the browser event has already occurred.\n// Support: IE <=9 - 10 only\n// Older IE sometimes signals \"interactive\" too soon\nif ( document.readyState === \"complete\" ||\n\t( document.readyState !== \"loading\" && !document.documentElement.doScroll ) ) {\n\n\t// Handle it asynchronously to allow scripts the opportunity to delay ready\n\twindow.setTimeout( jQuery.ready );\n\n} else {\n\n\t// Use the handy event callback\n\tdocument.addEventListener( \"DOMContentLoaded\", completed );\n\n\t// A fallback to window.onload, that will always work\n\twindow.addEventListener( \"load\", completed );\n}\n\n\n\n\n// Multifunctional method to get and set values of a collection\n// The value/s can optionally be executed if it's a function\nvar access = function( elems, fn, key, value, chainable, emptyGet, raw ) {\n\tvar i = 0,\n\t\tlen = elems.length,\n\t\tbulk = key == null;\n\n\t// Sets many values\n\tif ( toType( key ) === \"object\" ) {\n\t\tchainable = true;\n\t\tfor ( i in key ) {\n\t\t\taccess( elems, fn, i, key[ i ], true, emptyGet, raw );\n\t\t}\n\n\t// Sets one value\n\t} else if ( value !== undefined ) {\n\t\tchainable = true;\n\n\t\tif ( !isFunction( value ) ) {\n\t\t\traw = true;\n\t\t}\n\n\t\tif ( bulk ) {\n\n\t\t\t// Bulk operations run against the entire set\n\t\t\tif ( raw ) {\n\t\t\t\tfn.call( elems, value );\n\t\t\t\tfn = null;\n\n\t\t\t// ...except when executing function values\n\t\t\t} else {\n\t\t\t\tbulk = fn;\n\t\t\t\tfn = function( elem, _key, value ) {\n\t\t\t\t\treturn bulk.call( jQuery( elem ), value );\n\t\t\t\t};\n\t\t\t}\n\t\t}\n\n\t\tif ( fn ) {\n\t\t\tfor ( ; i < len; i++ ) {\n\t\t\t\tfn(\n\t\t\t\t\telems[ i ], key, raw ?\n\t\t\t\t\tvalue :\n\t\t\t\t\tvalue.call( elems[ i ], i, fn( elems[ i ], key ) )\n\t\t\t\t);\n\t\t\t}\n\t\t}\n\t}\n\n\tif ( chainable ) {\n\t\treturn elems;\n\t}\n\n\t// Gets\n\tif ( bulk ) {\n\t\treturn fn.call( elems );\n\t}\n\n\treturn len ? fn( elems[ 0 ], key ) : emptyGet;\n};\n\n\n// Matches dashed string for camelizing\nvar rmsPrefix = /^-ms-/,\n\trdashAlpha = /-([a-z])/g;\n\n// Used by camelCase as callback to replace()\nfunction fcamelCase( _all, letter ) {\n\treturn letter.toUpperCase();\n}\n\n// Convert dashed to camelCase; used by the css and data modules\n// Support: IE <=9 - 11, Edge 12 - 15\n// Microsoft forgot to hump their vendor prefix (#9572)\nfunction camelCase( string ) {\n\treturn string.replace( rmsPrefix, \"ms-\" ).replace( rdashAlpha, fcamelCase );\n}\nvar acceptData = function( owner ) {\n\n\t// Accepts only:\n\t// - Node\n\t// - Node.ELEMENT_NODE\n\t// - Node.DOCUMENT_NODE\n\t// - Object\n\t// - Any\n\treturn owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType );\n};\n\n\n\n\nfunction Data() {\n\tthis.expando = jQuery.expando + Data.uid++;\n}\n\nData.uid = 1;\n\nData.prototype = {\n\n\tcache: function( owner ) {\n\n\t\t// Check if the owner object already has a cache\n\t\tvar value = owner[ this.expando ];\n\n\t\t// If not, create one\n\t\tif ( !value ) {\n\t\t\tvalue = {};\n\n\t\t\t// We can accept data for non-element nodes in modern browsers,\n\t\t\t// but we should not, see #8335.\n\t\t\t// Always return an empty object.\n\t\t\tif ( acceptData( owner ) ) {\n\n\t\t\t\t// If it is a node unlikely to be stringify-ed or looped over\n\t\t\t\t// use plain assignment\n\t\t\t\tif ( owner.nodeType ) {\n\t\t\t\t\towner[ this.expando ] = value;\n\n\t\t\t\t// Otherwise secure it in a non-enumerable property\n\t\t\t\t// configurable must be true to allow the property to be\n\t\t\t\t// deleted when data is removed\n\t\t\t\t} else {\n\t\t\t\t\tObject.defineProperty( owner, this.expando, {\n\t\t\t\t\t\tvalue: value,\n\t\t\t\t\t\tconfigurable: true\n\t\t\t\t\t} );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn value;\n\t},\n\tset: function( owner, data, value ) {\n\t\tvar prop,\n\t\t\tcache = this.cache( owner );\n\n\t\t// Handle: [ owner, key, value ] args\n\t\t// Always use camelCase key (gh-2257)\n\t\tif ( typeof data === \"string\" ) {\n\t\t\tcache[ camelCase( data ) ] = value;\n\n\t\t// Handle: [ owner, { properties } ] args\n\t\t} else {\n\n\t\t\t// Copy the properties one-by-one to the cache object\n\t\t\tfor ( prop in data ) {\n\t\t\t\tcache[ camelCase( prop ) ] = data[ prop ];\n\t\t\t}\n\t\t}\n\t\treturn cache;\n\t},\n\tget: function( owner, key ) {\n\t\treturn key === undefined ?\n\t\t\tthis.cache( owner ) :\n\n\t\t\t// Always use camelCase key (gh-2257)\n\t\t\towner[ this.expando ] && owner[ this.expando ][ camelCase( key ) ];\n\t},\n\taccess: function( owner, key, value ) {\n\n\t\t// In cases where either:\n\t\t//\n\t\t// 1. No key was specified\n\t\t// 2. A string key was specified, but no value provided\n\t\t//\n\t\t// Take the \"read\" path and allow the get method to determine\n\t\t// which value to return, respectively either:\n\t\t//\n\t\t// 1. The entire cache object\n\t\t// 2. The data stored at the key\n\t\t//\n\t\tif ( key === undefined ||\n\t\t\t\t( ( key && typeof key === \"string\" ) && value === undefined ) ) {\n\n\t\t\treturn this.get( owner, key );\n\t\t}\n\n\t\t// When the key is not a string, or both a key and value\n\t\t// are specified, set or extend (existing objects) with either:\n\t\t//\n\t\t// 1. An object of properties\n\t\t// 2. A key and value\n\t\t//\n\t\tthis.set( owner, key, value );\n\n\t\t// Since the \"set\" path can have two possible entry points\n\t\t// return the expected data based on which path was taken[*]\n\t\treturn value !== undefined ? value : key;\n\t},\n\tremove: function( owner, key ) {\n\t\tvar i,\n\t\t\tcache = owner[ this.expando ];\n\n\t\tif ( cache === undefined ) {\n\t\t\treturn;\n\t\t}\n\n\t\tif ( key !== undefined ) {\n\n\t\t\t// Support array or space separated string of keys\n\t\t\tif ( Array.isArray( key ) ) {\n\n\t\t\t\t// If key is an array of keys...\n\t\t\t\t// We always set camelCase keys, so remove that.\n\t\t\t\tkey = key.map( camelCase );\n\t\t\t} else {\n\t\t\t\tkey = camelCase( key );\n\n\t\t\t\t// If a key with the spaces exists, use it.\n\t\t\t\t// Otherwise, create an array by matching non-whitespace\n\t\t\t\tkey = key in cache ?\n\t\t\t\t\t[ key ] :\n\t\t\t\t\t( key.match( rnothtmlwhite ) || [] );\n\t\t\t}\n\n\t\t\ti = key.length;\n\n\t\t\twhile ( i-- ) {\n\t\t\t\tdelete cache[ key[ i ] ];\n\t\t\t}\n\t\t}\n\n\t\t// Remove the expando if there's no more data\n\t\tif ( key === undefined || jQuery.isEmptyObject( cache ) ) {\n\n\t\t\t// Support: Chrome <=35 - 45\n\t\t\t// Webkit & Blink performance suffers when deleting properties\n\t\t\t// from DOM nodes, so set to undefined instead\n\t\t\t// https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted)\n\t\t\tif ( owner.nodeType ) {\n\t\t\t\towner[ this.expando ] = undefined;\n\t\t\t} else {\n\t\t\t\tdelete owner[ this.expando ];\n\t\t\t}\n\t\t}\n\t},\n\thasData: function( owner ) {\n\t\tvar cache = owner[ this.expando ];\n\t\treturn cache !== undefined && !jQuery.isEmptyObject( cache );\n\t}\n};\nvar dataPriv = new Data();\n\nvar dataUser = new Data();\n\n\n\n//\tImplementation Summary\n//\n//\t1. Enforce API surface and semantic compatibility with 1.9.x branch\n//\t2. Improve the module's maintainability by reducing the storage\n//\t\tpaths to a single mechanism.\n//\t3. Use the same single mechanism to support \"private\" and \"user\" data.\n//\t4. _Never_ expose \"private\" data to user code (TODO: Drop _data, _removeData)\n//\t5. Avoid exposing implementation details on user objects (eg. expando properties)\n//\t6. Provide a clear path for implementation upgrade to WeakMap in 2014\n\nvar rbrace = /^(?:\\{[\\w\\W]*\\}|\\[[\\w\\W]*\\])$/,\n\trmultiDash = /[A-Z]/g;\n\nfunction getData( data ) {\n\tif ( data === \"true\" ) {\n\t\treturn true;\n\t}\n\n\tif ( data === \"false\" ) {\n\t\treturn false;\n\t}\n\n\tif ( data === \"null\" ) {\n\t\treturn null;\n\t}\n\n\t// Only convert to a number if it doesn't change the string\n\tif ( data === +data + \"\" ) {\n\t\treturn +data;\n\t}\n\n\tif ( rbrace.test( data ) ) {\n\t\treturn JSON.parse( data );\n\t}\n\n\treturn data;\n}\n\nfunction dataAttr( elem, key, data ) {\n\tvar name;\n\n\t// If nothing was found internally, try to fetch any\n\t// data from the HTML5 data-* attribute\n\tif ( data === undefined && elem.nodeType === 1 ) {\n\t\tname = \"data-\" + key.replace( rmultiDash, \"-$&\" ).toLowerCase();\n\t\tdata = elem.getAttribute( name );\n\n\t\tif ( typeof data === \"string\" ) {\n\t\t\ttry {\n\t\t\t\tdata = getData( data );\n\t\t\t} catch ( e ) {}\n\n\t\t\t// Make sure we set the data so it isn't changed later\n\t\t\tdataUser.set( elem, key, data );\n\t\t} else {\n\t\t\tdata = undefined;\n\t\t}\n\t}\n\treturn data;\n}\n\njQuery.extend( {\n\thasData: function( elem ) {\n\t\treturn dataUser.hasData( elem ) || dataPriv.hasData( elem );\n\t},\n\n\tdata: function( elem, name, data ) {\n\t\treturn dataUser.access( elem, name, data );\n\t},\n\n\tremoveData: function( elem, name ) {\n\t\tdataUser.remove( elem, name );\n\t},\n\n\t// TODO: Now that all calls to _data and _removeData have been replaced\n\t// with direct calls to dataPriv methods, these can be deprecated.\n\t_data: function( elem, name, data ) {\n\t\treturn dataPriv.access( elem, name, data );\n\t},\n\n\t_removeData: function( elem, name ) {\n\t\tdataPriv.remove( elem, name );\n\t}\n} );\n\njQuery.fn.extend( {\n\tdata: function( key, value ) {\n\t\tvar i, name, data,\n\t\t\telem = this[ 0 ],\n\t\t\tattrs = elem && elem.attributes;\n\n\t\t// Gets all values\n\t\tif ( key === undefined ) {\n\t\t\tif ( this.length ) {\n\t\t\t\tdata = dataUser.get( elem );\n\n\t\t\t\tif ( elem.nodeType === 1 && !dataPriv.get( elem, \"hasDataAttrs\" ) ) {\n\t\t\t\t\ti = attrs.length;\n\t\t\t\t\twhile ( i-- ) {\n\n\t\t\t\t\t\t// Support: IE 11 only\n\t\t\t\t\t\t// The attrs elements can be null (#14894)\n\t\t\t\t\t\tif ( attrs[ i ] ) {\n\t\t\t\t\t\t\tname = attrs[ i ].name;\n\t\t\t\t\t\t\tif ( name.indexOf( \"data-\" ) === 0 ) {\n\t\t\t\t\t\t\t\tname = camelCase( name.slice( 5 ) );\n\t\t\t\t\t\t\t\tdataAttr( elem, name, data[ name ] );\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\tdataPriv.set( elem, \"hasDataAttrs\", true );\n\t\t\t\t}\n\t\t\t}\n\n\t\t\treturn data;\n\t\t}\n\n\t\t// Sets multiple values\n\t\tif ( typeof key === \"object\" ) {\n\t\t\treturn this.each( function() {\n\t\t\t\tdataUser.set( this, key );\n\t\t\t} );\n\t\t}\n\n\t\treturn access( this, function( value ) {\n\t\t\tvar data;\n\n\t\t\t// The calling jQuery object (element matches) is not empty\n\t\t\t// (and therefore has an element appears at this[ 0 ]) and the\n\t\t\t// `value` parameter was not undefined. An empty jQuery object\n\t\t\t// will result in `undefined` for elem = this[ 0 ] which will\n\t\t\t// throw an exception if an attempt to read a data cache is made.\n\t\t\tif ( elem && value === undefined ) {\n\n\t\t\t\t// Attempt to get data from the cache\n\t\t\t\t// The key will always be camelCased in Data\n\t\t\t\tdata = dataUser.get( elem, key );\n\t\t\t\tif ( data !== undefined ) {\n\t\t\t\t\treturn data;\n\t\t\t\t}\n\n\t\t\t\t// Attempt to \"discover\" the data in\n\t\t\t\t// HTML5 custom data-* attrs\n\t\t\t\tdata = dataAttr( elem, key );\n\t\t\t\tif ( data !== undefined ) {\n\t\t\t\t\treturn data;\n\t\t\t\t}\n\n\t\t\t\t// We tried really hard, but the data doesn't exist.\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\t// Set the data...\n\t\t\tthis.each( function() {\n\n\t\t\t\t// We always store the camelCased key\n\t\t\t\tdataUser.set( this, key, value );\n\t\t\t} );\n\t\t}, null, value, arguments.length > 1, null, true );\n\t},\n\n\tremoveData: function( key ) {\n\t\treturn this.each( function() {\n\t\t\tdataUser.remove( this, key );\n\t\t} );\n\t}\n} );\n\n\njQuery.extend( {\n\tqueue: function( elem, type, data ) {\n\t\tvar queue;\n\n\t\tif ( elem ) {\n\t\t\ttype = ( type || \"fx\" ) + \"queue\";\n\t\t\tqueue = dataPriv.get( elem, type );\n\n\t\t\t// Speed up dequeue by getting out quickly if this is just a lookup\n\t\t\tif ( data ) {\n\t\t\t\tif ( !queue || Array.isArray( data ) ) {\n\t\t\t\t\tqueue = dataPriv.access( elem, type, jQuery.makeArray( data ) );\n\t\t\t\t} else {\n\t\t\t\t\tqueue.push( data );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn queue || [];\n\t\t}\n\t},\n\n\tdequeue: function( elem, type ) {\n\t\ttype = type || \"fx\";\n\n\t\tvar queue = jQuery.queue( elem, type ),\n\t\t\tstartLength = queue.length,\n\t\t\tfn = queue.shift(),\n\t\t\thooks = jQuery._queueHooks( elem, type ),\n\t\t\tnext = function() {\n\t\t\t\tjQuery.dequeue( elem, type );\n\t\t\t};\n\n\t\t// If the fx queue is dequeued, always remove the progress sentinel\n\t\tif ( fn === \"inprogress\" ) {\n\t\t\tfn = queue.shift();\n\t\t\tstartLength--;\n\t\t}\n\n\t\tif ( fn ) {\n\n\t\t\t// Add a progress sentinel to prevent the fx queue from being\n\t\t\t// automatically dequeued\n\t\t\tif ( type === \"fx\" ) {\n\t\t\t\tqueue.unshift( \"inprogress\" );\n\t\t\t}\n\n\t\t\t// Clear up the last queue stop function\n\t\t\tdelete hooks.stop;\n\t\t\tfn.call( elem, next, hooks );\n\t\t}\n\n\t\tif ( !startLength && hooks ) {\n\t\t\thooks.empty.fire();\n\t\t}\n\t},\n\n\t// Not public - generate a queueHooks object, or return the current one\n\t_queueHooks: function( elem, type ) {\n\t\tvar key = type + \"queueHooks\";\n\t\treturn dataPriv.get( elem, key ) || dataPriv.access( elem, key, {\n\t\t\tempty: jQuery.Callbacks( \"once memory\" ).add( function() {\n\t\t\t\tdataPriv.remove( elem, [ type + \"queue\", key ] );\n\t\t\t} )\n\t\t} );\n\t}\n} );\n\njQuery.fn.extend( {\n\tqueue: function( type, data ) {\n\t\tvar setter = 2;\n\n\t\tif ( typeof type !== \"string\" ) {\n\t\t\tdata = type;\n\t\t\ttype = \"fx\";\n\t\t\tsetter--;\n\t\t}\n\n\t\tif ( arguments.length < setter ) {\n\t\t\treturn jQuery.queue( this[ 0 ], type );\n\t\t}\n\n\t\treturn data === undefined ?\n\t\t\tthis :\n\t\t\tthis.each( function() {\n\t\t\t\tvar queue = jQuery.queue( this, type, data );\n\n\t\t\t\t// Ensure a hooks for this queue\n\t\t\t\tjQuery._queueHooks( this, type );\n\n\t\t\t\tif ( type === \"fx\" && queue[ 0 ] !== \"inprogress\" ) {\n\t\t\t\t\tjQuery.dequeue( this, type );\n\t\t\t\t}\n\t\t\t} );\n\t},\n\tdequeue: function( type ) {\n\t\treturn this.each( function() {\n\t\t\tjQuery.dequeue( this, type );\n\t\t} );\n\t},\n\tclearQueue: function( type ) {\n\t\treturn this.queue( type || \"fx\", [] );\n\t},\n\n\t// Get a promise resolved when queues of a certain type\n\t// are emptied (fx is the type by default)\n\tpromise: function( type, obj ) {\n\t\tvar tmp,\n\t\t\tcount = 1,\n\t\t\tdefer = jQuery.Deferred(),\n\t\t\telements = this,\n\t\t\ti = this.length,\n\t\t\tresolve = function() {\n\t\t\t\tif ( !( --count ) ) {\n\t\t\t\t\tdefer.resolveWith( elements, [ elements ] );\n\t\t\t\t}\n\t\t\t};\n\n\t\tif ( typeof type !== \"string\" ) {\n\t\t\tobj = type;\n\t\t\ttype = undefined;\n\t\t}\n\t\ttype = type || \"fx\";\n\n\t\twhile ( i-- ) {\n\t\t\ttmp = dataPriv.get( elements[ i ], type + \"queueHooks\" );\n\t\t\tif ( tmp && tmp.empty ) {\n\t\t\t\tcount++;\n\t\t\t\ttmp.empty.add( resolve );\n\t\t\t}\n\t\t}\n\t\tresolve();\n\t\treturn defer.promise( obj );\n\t}\n} );\nvar pnum = ( /[+-]?(?:\\d*\\.|)\\d+(?:[eE][+-]?\\d+|)/ ).source;\n\nvar rcssNum = new RegExp( \"^(?:([+-])=|)(\" + pnum + \")([a-z%]*)$\", \"i\" );\n\n\nvar cssExpand = [ \"Top\", \"Right\", \"Bottom\", \"Left\" ];\n\nvar documentElement = document.documentElement;\n\n\n\n\tvar isAttached = function( elem ) {\n\t\t\treturn jQuery.contains( elem.ownerDocument, elem );\n\t\t},\n\t\tcomposed = { composed: true };\n\n\t// Support: IE 9 - 11+, Edge 12 - 18+, iOS 10.0 - 10.2 only\n\t// Check attachment across shadow DOM boundaries when possible (gh-3504)\n\t// Support: iOS 10.0-10.2 only\n\t// Early iOS 10 versions support `attachShadow` but not `getRootNode`,\n\t// leading to errors. We need to check for `getRootNode`.\n\tif ( documentElement.getRootNode ) {\n\t\tisAttached = function( elem ) {\n\t\t\treturn jQuery.contains( elem.ownerDocument, elem ) ||\n\t\t\t\telem.getRootNode( composed ) === elem.ownerDocument;\n\t\t};\n\t}\nvar isHiddenWithinTree = function( elem, el ) {\n\n\t\t// isHiddenWithinTree might be called from jQuery#filter function;\n\t\t// in that case, element will be second argument\n\t\telem = el || elem;\n\n\t\t// Inline style trumps all\n\t\treturn elem.style.display === \"none\" ||\n\t\t\telem.style.display === \"\" &&\n\n\t\t\t// Otherwise, check computed style\n\t\t\t// Support: Firefox <=43 - 45\n\t\t\t// Disconnected elements can have computed display: none, so first confirm that elem is\n\t\t\t// in the document.\n\t\t\tisAttached( elem ) &&\n\n\t\t\tjQuery.css( elem, \"display\" ) === \"none\";\n\t};\n\n\n\nfunction adjustCSS( elem, prop, valueParts, tween ) {\n\tvar adjusted, scale,\n\t\tmaxIterations = 20,\n\t\tcurrentValue = tween ?\n\t\t\tfunction() {\n\t\t\t\treturn tween.cur();\n\t\t\t} :\n\t\t\tfunction() {\n\t\t\t\treturn jQuery.css( elem, prop, \"\" );\n\t\t\t},\n\t\tinitial = currentValue(),\n\t\tunit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? \"\" : \"px\" ),\n\n\t\t// Starting value computation is required for potential unit mismatches\n\t\tinitialInUnit = elem.nodeType &&\n\t\t\t( jQuery.cssNumber[ prop ] || unit !== \"px\" && +initial ) &&\n\t\t\trcssNum.exec( jQuery.css( elem, prop ) );\n\n\tif ( initialInUnit && initialInUnit[ 3 ] !== unit ) {\n\n\t\t// Support: Firefox <=54\n\t\t// Halve the iteration target value to prevent interference from CSS upper bounds (gh-2144)\n\t\tinitial = initial / 2;\n\n\t\t// Trust units reported by jQuery.css\n\t\tunit = unit || initialInUnit[ 3 ];\n\n\t\t// Iteratively approximate from a nonzero starting point\n\t\tinitialInUnit = +initial || 1;\n\n\t\twhile ( maxIterations-- ) {\n\n\t\t\t// Evaluate and update our best guess (doubling guesses that zero out).\n\t\t\t// Finish if the scale equals or crosses 1 (making the old*new product non-positive).\n\t\t\tjQuery.style( elem, prop, initialInUnit + unit );\n\t\t\tif ( ( 1 - scale ) * ( 1 - ( scale = currentValue() / initial || 0.5 ) ) <= 0 ) {\n\t\t\t\tmaxIterations = 0;\n\t\t\t}\n\t\t\tinitialInUnit = initialInUnit / scale;\n\n\t\t}\n\n\t\tinitialInUnit = initialInUnit * 2;\n\t\tjQuery.style( elem, prop, initialInUnit + unit );\n\n\t\t// Make sure we update the tween properties later on\n\t\tvalueParts = valueParts || [];\n\t}\n\n\tif ( valueParts ) {\n\t\tinitialInUnit = +initialInUnit || +initial || 0;\n\n\t\t// Apply relative offset (+=/-=) if specified\n\t\tadjusted = valueParts[ 1 ] ?\n\t\t\tinitialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] :\n\t\t\t+valueParts[ 2 ];\n\t\tif ( tween ) {\n\t\t\ttween.unit = unit;\n\t\t\ttween.start = initialInUnit;\n\t\t\ttween.end = adjusted;\n\t\t}\n\t}\n\treturn adjusted;\n}\n\n\nvar defaultDisplayMap = {};\n\nfunction getDefaultDisplay( elem ) {\n\tvar temp,\n\t\tdoc = elem.ownerDocument,\n\t\tnodeName = elem.nodeName,\n\t\tdisplay = defaultDisplayMap[ nodeName ];\n\n\tif ( display ) {\n\t\treturn display;\n\t}\n\n\ttemp = doc.body.appendChild( doc.createElement( nodeName ) );\n\tdisplay = jQuery.css( temp, \"display\" );\n\n\ttemp.parentNode.removeChild( temp );\n\n\tif ( display === \"none\" ) {\n\t\tdisplay = \"block\";\n\t}\n\tdefaultDisplayMap[ nodeName ] = display;\n\n\treturn display;\n}\n\nfunction showHide( elements, show ) {\n\tvar display, elem,\n\t\tvalues = [],\n\t\tindex = 0,\n\t\tlength = elements.length;\n\n\t// Determine new display value for elements that need to change\n\tfor ( ; index < length; index++ ) {\n\t\telem = elements[ index ];\n\t\tif ( !elem.style ) {\n\t\t\tcontinue;\n\t\t}\n\n\t\tdisplay = elem.style.display;\n\t\tif ( show ) {\n\n\t\t\t// Since we force visibility upon cascade-hidden elements, an immediate (and slow)\n\t\t\t// check is required in this first loop unless we have a nonempty display value (either\n\t\t\t// inline or about-to-be-restored)\n\t\t\tif ( display === \"none\" ) {\n\t\t\t\tvalues[ index ] = dataPriv.get( elem, \"display\" ) || null;\n\t\t\t\tif ( !values[ index ] ) {\n\t\t\t\t\telem.style.display = \"\";\n\t\t\t\t}\n\t\t\t}\n\t\t\tif ( elem.style.display === \"\" && isHiddenWithinTree( elem ) ) {\n\t\t\t\tvalues[ index ] = getDefaultDisplay( elem );\n\t\t\t}\n\t\t} else {\n\t\t\tif ( display !== \"none\" ) {\n\t\t\t\tvalues[ index ] = \"none\";\n\n\t\t\t\t// Remember what we're overwriting\n\t\t\t\tdataPriv.set( elem, \"display\", display );\n\t\t\t}\n\t\t}\n\t}\n\n\t// Set the display of the elements in a second loop to avoid constant reflow\n\tfor ( index = 0; index < length; index++ ) {\n\t\tif ( values[ index ] != null ) {\n\t\t\telements[ index ].style.display = values[ index ];\n\t\t}\n\t}\n\n\treturn elements;\n}\n\njQuery.fn.extend( {\n\tshow: function() {\n\t\treturn showHide( this, true );\n\t},\n\thide: function() {\n\t\treturn showHide( this );\n\t},\n\ttoggle: function( state ) {\n\t\tif ( typeof state === \"boolean\" ) {\n\t\t\treturn state ? this.show() : this.hide();\n\t\t}\n\n\t\treturn this.each( function() {\n\t\t\tif ( isHiddenWithinTree( this ) ) {\n\t\t\t\tjQuery( this ).show();\n\t\t\t} else {\n\t\t\t\tjQuery( this ).hide();\n\t\t\t}\n\t\t} );\n\t}\n} );\nvar rcheckableType = ( /^(?:checkbox|radio)$/i );\n\nvar rtagName = ( /<([a-z][^\\/\\0>\\x20\\t\\r\\n\\f]*)/i );\n\nvar rscriptType = ( /^$|^module$|\\/(?:java|ecma)script/i );\n\n\n\n( function() {\n\tvar fragment = document.createDocumentFragment(),\n\t\tdiv = fragment.appendChild( document.createElement( \"div\" ) ),\n\t\tinput = document.createElement( \"input\" );\n\n\t// Support: Android 4.0 - 4.3 only\n\t// Check state lost if the name is set (#11217)\n\t// Support: Windows Web Apps (WWA)\n\t// `name` and `type` must use .setAttribute for WWA (#14901)\n\tinput.setAttribute( \"type\", \"radio\" );\n\tinput.setAttribute( \"checked\", \"checked\" );\n\tinput.setAttribute( \"name\", \"t\" );\n\n\tdiv.appendChild( input );\n\n\t// Support: Android <=4.1 only\n\t// Older WebKit doesn't clone checked state correctly in fragments\n\tsupport.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked;\n\n\t// Support: IE <=11 only\n\t// Make sure textarea (and checkbox) defaultValue is properly cloned\n\tdiv.innerHTML = \"\";\n\tsupport.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue;\n\n\t// Support: IE <=9 only\n\t// IE <=9 replaces \";\n\tsupport.option = !!div.lastChild;\n} )();\n\n\n// We have to close these tags to support XHTML (#13200)\nvar wrapMap = {\n\n\t// XHTML parsers do not magically insert elements in the\n\t// same way that tag soup parsers do. So we cannot shorten\n\t// this by omitting or other required elements.\n\tthead: [ 1, \"\", \"
\" ],\n\tcol: [ 2, \"\", \"
\" ],\n\ttr: [ 2, \"\", \"
\" ],\n\ttd: [ 3, \"\", \"
\" ],\n\n\t_default: [ 0, \"\", \"\" ]\n};\n\nwrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;\nwrapMap.th = wrapMap.td;\n\n// Support: IE <=9 only\nif ( !support.option ) {\n\twrapMap.optgroup = wrapMap.option = [ 1, \"\" ];\n}\n\n\nfunction getAll( context, tag ) {\n\n\t// Support: IE <=9 - 11 only\n\t// Use typeof to avoid zero-argument method invocation on host objects (#15151)\n\tvar ret;\n\n\tif ( typeof context.getElementsByTagName !== \"undefined\" ) {\n\t\tret = context.getElementsByTagName( tag || \"*\" );\n\n\t} else if ( typeof context.querySelectorAll !== \"undefined\" ) {\n\t\tret = context.querySelectorAll( tag || \"*\" );\n\n\t} else {\n\t\tret = [];\n\t}\n\n\tif ( tag === undefined || tag && nodeName( context, tag ) ) {\n\t\treturn jQuery.merge( [ context ], ret );\n\t}\n\n\treturn ret;\n}\n\n\n// Mark scripts as having already been evaluated\nfunction setGlobalEval( elems, refElements ) {\n\tvar i = 0,\n\t\tl = elems.length;\n\n\tfor ( ; i < l; i++ ) {\n\t\tdataPriv.set(\n\t\t\telems[ i ],\n\t\t\t\"globalEval\",\n\t\t\t!refElements || dataPriv.get( refElements[ i ], \"globalEval\" )\n\t\t);\n\t}\n}\n\n\nvar rhtml = /<|&#?\\w+;/;\n\nfunction buildFragment( elems, context, scripts, selection, ignored ) {\n\tvar elem, tmp, tag, wrap, attached, j,\n\t\tfragment = context.createDocumentFragment(),\n\t\tnodes = [],\n\t\ti = 0,\n\t\tl = elems.length;\n\n\tfor ( ; i < l; i++ ) {\n\t\telem = elems[ i ];\n\n\t\tif ( elem || elem === 0 ) {\n\n\t\t\t// Add nodes directly\n\t\t\tif ( toType( elem ) === \"object\" ) {\n\n\t\t\t\t// Support: Android <=4.0 only, PhantomJS 1 only\n\t\t\t\t// push.apply(_, arraylike) throws on ancient WebKit\n\t\t\t\tjQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );\n\n\t\t\t// Convert non-html into a text node\n\t\t\t} else if ( !rhtml.test( elem ) ) {\n\t\t\t\tnodes.push( context.createTextNode( elem ) );\n\n\t\t\t// Convert html into DOM nodes\n\t\t\t} else {\n\t\t\t\ttmp = tmp || fragment.appendChild( context.createElement( \"div\" ) );\n\n\t\t\t\t// Deserialize a standard representation\n\t\t\t\ttag = ( rtagName.exec( elem ) || [ \"\", \"\" ] )[ 1 ].toLowerCase();\n\t\t\t\twrap = wrapMap[ tag ] || wrapMap._default;\n\t\t\t\ttmp.innerHTML = wrap[ 1 ] + jQuery.htmlPrefilter( elem ) + wrap[ 2 ];\n\n\t\t\t\t// Descend through wrappers to the right content\n\t\t\t\tj = wrap[ 0 ];\n\t\t\t\twhile ( j-- ) {\n\t\t\t\t\ttmp = tmp.lastChild;\n\t\t\t\t}\n\n\t\t\t\t// Support: Android <=4.0 only, PhantomJS 1 only\n\t\t\t\t// push.apply(_, arraylike) throws on ancient WebKit\n\t\t\t\tjQuery.merge( nodes, tmp.childNodes );\n\n\t\t\t\t// Remember the top-level container\n\t\t\t\ttmp = fragment.firstChild;\n\n\t\t\t\t// Ensure the created nodes are orphaned (#12392)\n\t\t\t\ttmp.textContent = \"\";\n\t\t\t}\n\t\t}\n\t}\n\n\t// Remove wrapper from fragment\n\tfragment.textContent = \"\";\n\n\ti = 0;\n\twhile ( ( elem = nodes[ i++ ] ) ) {\n\n\t\t// Skip elements already in the context collection (trac-4087)\n\t\tif ( selection && jQuery.inArray( elem, selection ) > -1 ) {\n\t\t\tif ( ignored ) {\n\t\t\t\tignored.push( elem );\n\t\t\t}\n\t\t\tcontinue;\n\t\t}\n\n\t\tattached = isAttached( elem );\n\n\t\t// Append to fragment\n\t\ttmp = getAll( fragment.appendChild( elem ), \"script\" );\n\n\t\t// Preserve script evaluation history\n\t\tif ( attached ) {\n\t\t\tsetGlobalEval( tmp );\n\t\t}\n\n\t\t// Capture executables\n\t\tif ( scripts ) {\n\t\t\tj = 0;\n\t\t\twhile ( ( elem = tmp[ j++ ] ) ) {\n\t\t\t\tif ( rscriptType.test( elem.type || \"\" ) ) {\n\t\t\t\t\tscripts.push( elem );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\n\treturn fragment;\n}\n\n\nvar\n\trkeyEvent = /^key/,\n\trmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/,\n\trtypenamespace = /^([^.]*)(?:\\.(.+)|)/;\n\nfunction returnTrue() {\n\treturn true;\n}\n\nfunction returnFalse() {\n\treturn false;\n}\n\n// Support: IE <=9 - 11+\n// focus() and blur() are asynchronous, except when they are no-op.\n// So expect focus to be synchronous when the element is already active,\n// and blur to be synchronous when the element is not already active.\n// (focus and blur are always synchronous in other supported browsers,\n// this just defines when we can count on it).\nfunction expectSync( elem, type ) {\n\treturn ( elem === safeActiveElement() ) === ( type === \"focus\" );\n}\n\n// Support: IE <=9 only\n// Accessing document.activeElement can throw unexpectedly\n// https://bugs.jquery.com/ticket/13393\nfunction safeActiveElement() {\n\ttry {\n\t\treturn document.activeElement;\n\t} catch ( err ) { }\n}\n\nfunction on( elem, types, selector, data, fn, one ) {\n\tvar origFn, type;\n\n\t// Types can be a map of types/handlers\n\tif ( typeof types === \"object\" ) {\n\n\t\t// ( types-Object, selector, data )\n\t\tif ( typeof selector !== \"string\" ) {\n\n\t\t\t// ( types-Object, data )\n\t\t\tdata = data || selector;\n\t\t\tselector = undefined;\n\t\t}\n\t\tfor ( type in types ) {\n\t\t\ton( elem, type, selector, data, types[ type ], one );\n\t\t}\n\t\treturn elem;\n\t}\n\n\tif ( data == null && fn == null ) {\n\n\t\t// ( types, fn )\n\t\tfn = selector;\n\t\tdata = selector = undefined;\n\t} else if ( fn == null ) {\n\t\tif ( typeof selector === \"string\" ) {\n\n\t\t\t// ( types, selector, fn )\n\t\t\tfn = data;\n\t\t\tdata = undefined;\n\t\t} else {\n\n\t\t\t// ( types, data, fn )\n\t\t\tfn = data;\n\t\t\tdata = selector;\n\t\t\tselector = undefined;\n\t\t}\n\t}\n\tif ( fn === false ) {\n\t\tfn = returnFalse;\n\t} else if ( !fn ) {\n\t\treturn elem;\n\t}\n\n\tif ( one === 1 ) {\n\t\torigFn = fn;\n\t\tfn = function( event ) {\n\n\t\t\t// Can use an empty set, since event contains the info\n\t\t\tjQuery().off( event );\n\t\t\treturn origFn.apply( this, arguments );\n\t\t};\n\n\t\t// Use same guid so caller can remove using origFn\n\t\tfn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );\n\t}\n\treturn elem.each( function() {\n\t\tjQuery.event.add( this, types, fn, data, selector );\n\t} );\n}\n\n/*\n * Helper functions for managing events -- not part of the public interface.\n * Props to Dean Edwards' addEvent library for many of the ideas.\n */\njQuery.event = {\n\n\tglobal: {},\n\n\tadd: function( elem, types, handler, data, selector ) {\n\n\t\tvar handleObjIn, eventHandle, tmp,\n\t\t\tevents, t, handleObj,\n\t\t\tspecial, handlers, type, namespaces, origType,\n\t\t\telemData = dataPriv.get( elem );\n\n\t\t// Only attach events to objects that accept data\n\t\tif ( !acceptData( elem ) ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// Caller can pass in an object of custom data in lieu of the handler\n\t\tif ( handler.handler ) {\n\t\t\thandleObjIn = handler;\n\t\t\thandler = handleObjIn.handler;\n\t\t\tselector = handleObjIn.selector;\n\t\t}\n\n\t\t// Ensure that invalid selectors throw exceptions at attach time\n\t\t// Evaluate against documentElement in case elem is a non-element node (e.g., document)\n\t\tif ( selector ) {\n\t\t\tjQuery.find.matchesSelector( documentElement, selector );\n\t\t}\n\n\t\t// Make sure that the handler has a unique ID, used to find/remove it later\n\t\tif ( !handler.guid ) {\n\t\t\thandler.guid = jQuery.guid++;\n\t\t}\n\n\t\t// Init the element's event structure and main handler, if this is the first\n\t\tif ( !( events = elemData.events ) ) {\n\t\t\tevents = elemData.events = Object.create( null );\n\t\t}\n\t\tif ( !( eventHandle = elemData.handle ) ) {\n\t\t\teventHandle = elemData.handle = function( e ) {\n\n\t\t\t\t// Discard the second event of a jQuery.event.trigger() and\n\t\t\t\t// when an event is called after a page has unloaded\n\t\t\t\treturn typeof jQuery !== \"undefined\" && jQuery.event.triggered !== e.type ?\n\t\t\t\t\tjQuery.event.dispatch.apply( elem, arguments ) : undefined;\n\t\t\t};\n\t\t}\n\n\t\t// Handle multiple events separated by a space\n\t\ttypes = ( types || \"\" ).match( rnothtmlwhite ) || [ \"\" ];\n\t\tt = types.length;\n\t\twhile ( t-- ) {\n\t\t\ttmp = rtypenamespace.exec( types[ t ] ) || [];\n\t\t\ttype = origType = tmp[ 1 ];\n\t\t\tnamespaces = ( tmp[ 2 ] || \"\" ).split( \".\" ).sort();\n\n\t\t\t// There *must* be a type, no attaching namespace-only handlers\n\t\t\tif ( !type ) {\n\t\t\t\tcontinue;\n\t\t\t}\n\n\t\t\t// If event changes its type, use the special event handlers for the changed type\n\t\t\tspecial = jQuery.event.special[ type ] || {};\n\n\t\t\t// If selector defined, determine special event api type, otherwise given type\n\t\t\ttype = ( selector ? special.delegateType : special.bindType ) || type;\n\n\t\t\t// Update special based on newly reset type\n\t\t\tspecial = jQuery.event.special[ type ] || {};\n\n\t\t\t// handleObj is passed to all event handlers\n\t\t\thandleObj = jQuery.extend( {\n\t\t\t\ttype: type,\n\t\t\t\torigType: origType,\n\t\t\t\tdata: data,\n\t\t\t\thandler: handler,\n\t\t\t\tguid: handler.guid,\n\t\t\t\tselector: selector,\n\t\t\t\tneedsContext: selector && jQuery.expr.match.needsContext.test( selector ),\n\t\t\t\tnamespace: namespaces.join( \".\" )\n\t\t\t}, handleObjIn );\n\n\t\t\t// Init the event handler queue if we're the first\n\t\t\tif ( !( handlers = events[ type ] ) ) {\n\t\t\t\thandlers = events[ type ] = [];\n\t\t\t\thandlers.delegateCount = 0;\n\n\t\t\t\t// Only use addEventListener if the special events handler returns false\n\t\t\t\tif ( !special.setup ||\n\t\t\t\t\tspecial.setup.call( elem, data, namespaces, eventHandle ) === false ) {\n\n\t\t\t\t\tif ( elem.addEventListener ) {\n\t\t\t\t\t\telem.addEventListener( type, eventHandle );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tif ( special.add ) {\n\t\t\t\tspecial.add.call( elem, handleObj );\n\n\t\t\t\tif ( !handleObj.handler.guid ) {\n\t\t\t\t\thandleObj.handler.guid = handler.guid;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// Add to the element's handler list, delegates in front\n\t\t\tif ( selector ) {\n\t\t\t\thandlers.splice( handlers.delegateCount++, 0, handleObj );\n\t\t\t} else {\n\t\t\t\thandlers.push( handleObj );\n\t\t\t}\n\n\t\t\t// Keep track of which events have ever been used, for event optimization\n\t\t\tjQuery.event.global[ type ] = true;\n\t\t}\n\n\t},\n\n\t// Detach an event or set of events from an element\n\tremove: function( elem, types, handler, selector, mappedTypes ) {\n\n\t\tvar j, origCount, tmp,\n\t\t\tevents, t, handleObj,\n\t\t\tspecial, handlers, type, namespaces, origType,\n\t\t\telemData = dataPriv.hasData( elem ) && dataPriv.get( elem );\n\n\t\tif ( !elemData || !( events = elemData.events ) ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// Once for each type.namespace in types; type may be omitted\n\t\ttypes = ( types || \"\" ).match( rnothtmlwhite ) || [ \"\" ];\n\t\tt = types.length;\n\t\twhile ( t-- ) {\n\t\t\ttmp = rtypenamespace.exec( types[ t ] ) || [];\n\t\t\ttype = origType = tmp[ 1 ];\n\t\t\tnamespaces = ( tmp[ 2 ] || \"\" ).split( \".\" ).sort();\n\n\t\t\t// Unbind all events (on this namespace, if provided) for the element\n\t\t\tif ( !type ) {\n\t\t\t\tfor ( type in events ) {\n\t\t\t\t\tjQuery.event.remove( elem, type + types[ t ], handler, selector, true );\n\t\t\t\t}\n\t\t\t\tcontinue;\n\t\t\t}\n\n\t\t\tspecial = jQuery.event.special[ type ] || {};\n\t\t\ttype = ( selector ? special.delegateType : special.bindType ) || type;\n\t\t\thandlers = events[ type ] || [];\n\t\t\ttmp = tmp[ 2 ] &&\n\t\t\t\tnew RegExp( \"(^|\\\\.)\" + namespaces.join( \"\\\\.(?:.*\\\\.|)\" ) + \"(\\\\.|$)\" );\n\n\t\t\t// Remove matching events\n\t\t\torigCount = j = handlers.length;\n\t\t\twhile ( j-- ) {\n\t\t\t\thandleObj = handlers[ j ];\n\n\t\t\t\tif ( ( mappedTypes || origType === handleObj.origType ) &&\n\t\t\t\t\t( !handler || handler.guid === handleObj.guid ) &&\n\t\t\t\t\t( !tmp || tmp.test( handleObj.namespace ) ) &&\n\t\t\t\t\t( !selector || selector === handleObj.selector ||\n\t\t\t\t\t\tselector === \"**\" && handleObj.selector ) ) {\n\t\t\t\t\thandlers.splice( j, 1 );\n\n\t\t\t\t\tif ( handleObj.selector ) {\n\t\t\t\t\t\thandlers.delegateCount--;\n\t\t\t\t\t}\n\t\t\t\t\tif ( special.remove ) {\n\t\t\t\t\t\tspecial.remove.call( elem, handleObj );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// Remove generic event handler if we removed something and no more handlers exist\n\t\t\t// (avoids potential for endless recursion during removal of special event handlers)\n\t\t\tif ( origCount && !handlers.length ) {\n\t\t\t\tif ( !special.teardown ||\n\t\t\t\t\tspecial.teardown.call( elem, namespaces, elemData.handle ) === false ) {\n\n\t\t\t\t\tjQuery.removeEvent( elem, type, elemData.handle );\n\t\t\t\t}\n\n\t\t\t\tdelete events[ type ];\n\t\t\t}\n\t\t}\n\n\t\t// Remove data and the expando if it's no longer used\n\t\tif ( jQuery.isEmptyObject( events ) ) {\n\t\t\tdataPriv.remove( elem, \"handle events\" );\n\t\t}\n\t},\n\n\tdispatch: function( nativeEvent ) {\n\n\t\tvar i, j, ret, matched, handleObj, handlerQueue,\n\t\t\targs = new Array( arguments.length ),\n\n\t\t\t// Make a writable jQuery.Event from the native event object\n\t\t\tevent = jQuery.event.fix( nativeEvent ),\n\n\t\t\thandlers = (\n\t\t\t\t\tdataPriv.get( this, \"events\" ) || Object.create( null )\n\t\t\t\t)[ event.type ] || [],\n\t\t\tspecial = jQuery.event.special[ event.type ] || {};\n\n\t\t// Use the fix-ed jQuery.Event rather than the (read-only) native event\n\t\targs[ 0 ] = event;\n\n\t\tfor ( i = 1; i < arguments.length; i++ ) {\n\t\t\targs[ i ] = arguments[ i ];\n\t\t}\n\n\t\tevent.delegateTarget = this;\n\n\t\t// Call the preDispatch hook for the mapped type, and let it bail if desired\n\t\tif ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// Determine handlers\n\t\thandlerQueue = jQuery.event.handlers.call( this, event, handlers );\n\n\t\t// Run delegates first; they may want to stop propagation beneath us\n\t\ti = 0;\n\t\twhile ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) {\n\t\t\tevent.currentTarget = matched.elem;\n\n\t\t\tj = 0;\n\t\t\twhile ( ( handleObj = matched.handlers[ j++ ] ) &&\n\t\t\t\t!event.isImmediatePropagationStopped() ) {\n\n\t\t\t\t// If the event is namespaced, then each handler is only invoked if it is\n\t\t\t\t// specially universal or its namespaces are a superset of the event's.\n\t\t\t\tif ( !event.rnamespace || handleObj.namespace === false ||\n\t\t\t\t\tevent.rnamespace.test( handleObj.namespace ) ) {\n\n\t\t\t\t\tevent.handleObj = handleObj;\n\t\t\t\t\tevent.data = handleObj.data;\n\n\t\t\t\t\tret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle ||\n\t\t\t\t\t\thandleObj.handler ).apply( matched.elem, args );\n\n\t\t\t\t\tif ( ret !== undefined ) {\n\t\t\t\t\t\tif ( ( event.result = ret ) === false ) {\n\t\t\t\t\t\t\tevent.preventDefault();\n\t\t\t\t\t\t\tevent.stopPropagation();\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// Call the postDispatch hook for the mapped type\n\t\tif ( special.postDispatch ) {\n\t\t\tspecial.postDispatch.call( this, event );\n\t\t}\n\n\t\treturn event.result;\n\t},\n\n\thandlers: function( event, handlers ) {\n\t\tvar i, handleObj, sel, matchedHandlers, matchedSelectors,\n\t\t\thandlerQueue = [],\n\t\t\tdelegateCount = handlers.delegateCount,\n\t\t\tcur = event.target;\n\n\t\t// Find delegate handlers\n\t\tif ( delegateCount &&\n\n\t\t\t// Support: IE <=9\n\t\t\t// Black-hole SVG instance trees (trac-13180)\n\t\t\tcur.nodeType &&\n\n\t\t\t// Support: Firefox <=42\n\t\t\t// Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861)\n\t\t\t// https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click\n\t\t\t// Support: IE 11 only\n\t\t\t// ...but not arrow key \"clicks\" of radio inputs, which can have `button` -1 (gh-2343)\n\t\t\t!( event.type === \"click\" && event.button >= 1 ) ) {\n\n\t\t\tfor ( ; cur !== this; cur = cur.parentNode || this ) {\n\n\t\t\t\t// Don't check non-elements (#13208)\n\t\t\t\t// Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)\n\t\t\t\tif ( cur.nodeType === 1 && !( event.type === \"click\" && cur.disabled === true ) ) {\n\t\t\t\t\tmatchedHandlers = [];\n\t\t\t\t\tmatchedSelectors = {};\n\t\t\t\t\tfor ( i = 0; i < delegateCount; i++ ) {\n\t\t\t\t\t\thandleObj = handlers[ i ];\n\n\t\t\t\t\t\t// Don't conflict with Object.prototype properties (#13203)\n\t\t\t\t\t\tsel = handleObj.selector + \" \";\n\n\t\t\t\t\t\tif ( matchedSelectors[ sel ] === undefined ) {\n\t\t\t\t\t\t\tmatchedSelectors[ sel ] = handleObj.needsContext ?\n\t\t\t\t\t\t\t\tjQuery( sel, this ).index( cur ) > -1 :\n\t\t\t\t\t\t\t\tjQuery.find( sel, this, null, [ cur ] ).length;\n\t\t\t\t\t\t}\n\t\t\t\t\t\tif ( matchedSelectors[ sel ] ) {\n\t\t\t\t\t\t\tmatchedHandlers.push( handleObj );\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\tif ( matchedHandlers.length ) {\n\t\t\t\t\t\thandlerQueue.push( { elem: cur, handlers: matchedHandlers } );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// Add the remaining (directly-bound) handlers\n\t\tcur = this;\n\t\tif ( delegateCount < handlers.length ) {\n\t\t\thandlerQueue.push( { elem: cur, handlers: handlers.slice( delegateCount ) } );\n\t\t}\n\n\t\treturn handlerQueue;\n\t},\n\n\taddProp: function( name, hook ) {\n\t\tObject.defineProperty( jQuery.Event.prototype, name, {\n\t\t\tenumerable: true,\n\t\t\tconfigurable: true,\n\n\t\t\tget: isFunction( hook ) ?\n\t\t\t\tfunction() {\n\t\t\t\t\tif ( this.originalEvent ) {\n\t\t\t\t\t\t\treturn hook( this.originalEvent );\n\t\t\t\t\t}\n\t\t\t\t} :\n\t\t\t\tfunction() {\n\t\t\t\t\tif ( this.originalEvent ) {\n\t\t\t\t\t\t\treturn this.originalEvent[ name ];\n\t\t\t\t\t}\n\t\t\t\t},\n\n\t\t\tset: function( value ) {\n\t\t\t\tObject.defineProperty( this, name, {\n\t\t\t\t\tenumerable: true,\n\t\t\t\t\tconfigurable: true,\n\t\t\t\t\twritable: true,\n\t\t\t\t\tvalue: value\n\t\t\t\t} );\n\t\t\t}\n\t\t} );\n\t},\n\n\tfix: function( originalEvent ) {\n\t\treturn originalEvent[ jQuery.expando ] ?\n\t\t\toriginalEvent :\n\t\t\tnew jQuery.Event( originalEvent );\n\t},\n\n\tspecial: {\n\t\tload: {\n\n\t\t\t// Prevent triggered image.load events from bubbling to window.load\n\t\t\tnoBubble: true\n\t\t},\n\t\tclick: {\n\n\t\t\t// Utilize native event to ensure correct state for checkable inputs\n\t\t\tsetup: function( data ) {\n\n\t\t\t\t// For mutual compressibility with _default, replace `this` access with a local var.\n\t\t\t\t// `|| data` is dead code meant only to preserve the variable through minification.\n\t\t\t\tvar el = this || data;\n\n\t\t\t\t// Claim the first handler\n\t\t\t\tif ( rcheckableType.test( el.type ) &&\n\t\t\t\t\tel.click && nodeName( el, \"input\" ) ) {\n\n\t\t\t\t\t// dataPriv.set( el, \"click\", ... )\n\t\t\t\t\tleverageNative( el, \"click\", returnTrue );\n\t\t\t\t}\n\n\t\t\t\t// Return false to allow normal processing in the caller\n\t\t\t\treturn false;\n\t\t\t},\n\t\t\ttrigger: function( data ) {\n\n\t\t\t\t// For mutual compressibility with _default, replace `this` access with a local var.\n\t\t\t\t// `|| data` is dead code meant only to preserve the variable through minification.\n\t\t\t\tvar el = this || data;\n\n\t\t\t\t// Force setup before triggering a click\n\t\t\t\tif ( rcheckableType.test( el.type ) &&\n\t\t\t\t\tel.click && nodeName( el, \"input\" ) ) {\n\n\t\t\t\t\tleverageNative( el, \"click\" );\n\t\t\t\t}\n\n\t\t\t\t// Return non-false to allow normal event-path propagation\n\t\t\t\treturn true;\n\t\t\t},\n\n\t\t\t// For cross-browser consistency, suppress native .click() on links\n\t\t\t// Also prevent it if we're currently inside a leveraged native-event stack\n\t\t\t_default: function( event ) {\n\t\t\t\tvar target = event.target;\n\t\t\t\treturn rcheckableType.test( target.type ) &&\n\t\t\t\t\ttarget.click && nodeName( target, \"input\" ) &&\n\t\t\t\t\tdataPriv.get( target, \"click\" ) ||\n\t\t\t\t\tnodeName( target, \"a\" );\n\t\t\t}\n\t\t},\n\n\t\tbeforeunload: {\n\t\t\tpostDispatch: function( event ) {\n\n\t\t\t\t// Support: Firefox 20+\n\t\t\t\t// Firefox doesn't alert if the returnValue field is not set.\n\t\t\t\tif ( event.result !== undefined && event.originalEvent ) {\n\t\t\t\t\tevent.originalEvent.returnValue = event.result;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n};\n\n// Ensure the presence of an event listener that handles manually-triggered\n// synthetic events by interrupting progress until reinvoked in response to\n// *native* events that it fires directly, ensuring that state changes have\n// already occurred before other listeners are invoked.\nfunction leverageNative( el, type, expectSync ) {\n\n\t// Missing expectSync indicates a trigger call, which must force setup through jQuery.event.add\n\tif ( !expectSync ) {\n\t\tif ( dataPriv.get( el, type ) === undefined ) {\n\t\t\tjQuery.event.add( el, type, returnTrue );\n\t\t}\n\t\treturn;\n\t}\n\n\t// Register the controller as a special universal handler for all event namespaces\n\tdataPriv.set( el, type, false );\n\tjQuery.event.add( el, type, {\n\t\tnamespace: false,\n\t\thandler: function( event ) {\n\t\t\tvar notAsync, result,\n\t\t\t\tsaved = dataPriv.get( this, type );\n\n\t\t\tif ( ( event.isTrigger & 1 ) && this[ type ] ) {\n\n\t\t\t\t// Interrupt processing of the outer synthetic .trigger()ed event\n\t\t\t\t// Saved data should be false in such cases, but might be a leftover capture object\n\t\t\t\t// from an async native handler (gh-4350)\n\t\t\t\tif ( !saved.length ) {\n\n\t\t\t\t\t// Store arguments for use when handling the inner native event\n\t\t\t\t\t// There will always be at least one argument (an event object), so this array\n\t\t\t\t\t// will not be confused with a leftover capture object.\n\t\t\t\t\tsaved = slice.call( arguments );\n\t\t\t\t\tdataPriv.set( this, type, saved );\n\n\t\t\t\t\t// Trigger the native event and capture its result\n\t\t\t\t\t// Support: IE <=9 - 11+\n\t\t\t\t\t// focus() and blur() are asynchronous\n\t\t\t\t\tnotAsync = expectSync( this, type );\n\t\t\t\t\tthis[ type ]();\n\t\t\t\t\tresult = dataPriv.get( this, type );\n\t\t\t\t\tif ( saved !== result || notAsync ) {\n\t\t\t\t\t\tdataPriv.set( this, type, false );\n\t\t\t\t\t} else {\n\t\t\t\t\t\tresult = {};\n\t\t\t\t\t}\n\t\t\t\t\tif ( saved !== result ) {\n\n\t\t\t\t\t\t// Cancel the outer synthetic event\n\t\t\t\t\t\tevent.stopImmediatePropagation();\n\t\t\t\t\t\tevent.preventDefault();\n\t\t\t\t\t\treturn result.value;\n\t\t\t\t\t}\n\n\t\t\t\t// If this is an inner synthetic event for an event with a bubbling surrogate\n\t\t\t\t// (focus or blur), assume that the surrogate already propagated from triggering the\n\t\t\t\t// native event and prevent that from happening again here.\n\t\t\t\t// This technically gets the ordering wrong w.r.t. to `.trigger()` (in which the\n\t\t\t\t// bubbling surrogate propagates *after* the non-bubbling base), but that seems\n\t\t\t\t// less bad than duplication.\n\t\t\t\t} else if ( ( jQuery.event.special[ type ] || {} ).delegateType ) {\n\t\t\t\t\tevent.stopPropagation();\n\t\t\t\t}\n\n\t\t\t// If this is a native event triggered above, everything is now in order\n\t\t\t// Fire an inner synthetic event with the original arguments\n\t\t\t} else if ( saved.length ) {\n\n\t\t\t\t// ...and capture the result\n\t\t\t\tdataPriv.set( this, type, {\n\t\t\t\t\tvalue: jQuery.event.trigger(\n\n\t\t\t\t\t\t// Support: IE <=9 - 11+\n\t\t\t\t\t\t// Extend with the prototype to reset the above stopImmediatePropagation()\n\t\t\t\t\t\tjQuery.extend( saved[ 0 ], jQuery.Event.prototype ),\n\t\t\t\t\t\tsaved.slice( 1 ),\n\t\t\t\t\t\tthis\n\t\t\t\t\t)\n\t\t\t\t} );\n\n\t\t\t\t// Abort handling of the native event\n\t\t\t\tevent.stopImmediatePropagation();\n\t\t\t}\n\t\t}\n\t} );\n}\n\njQuery.removeEvent = function( elem, type, handle ) {\n\n\t// This \"if\" is needed for plain objects\n\tif ( elem.removeEventListener ) {\n\t\telem.removeEventListener( type, handle );\n\t}\n};\n\njQuery.Event = function( src, props ) {\n\n\t// Allow instantiation without the 'new' keyword\n\tif ( !( this instanceof jQuery.Event ) ) {\n\t\treturn new jQuery.Event( src, props );\n\t}\n\n\t// Event object\n\tif ( src && src.type ) {\n\t\tthis.originalEvent = src;\n\t\tthis.type = src.type;\n\n\t\t// Events bubbling up the document may have been marked as prevented\n\t\t// by a handler lower down the tree; reflect the correct value.\n\t\tthis.isDefaultPrevented = src.defaultPrevented ||\n\t\t\t\tsrc.defaultPrevented === undefined &&\n\n\t\t\t\t// Support: Android <=2.3 only\n\t\t\t\tsrc.returnValue === false ?\n\t\t\treturnTrue :\n\t\t\treturnFalse;\n\n\t\t// Create target properties\n\t\t// Support: Safari <=6 - 7 only\n\t\t// Target should not be a text node (#504, #13143)\n\t\tthis.target = ( src.target && src.target.nodeType === 3 ) ?\n\t\t\tsrc.target.parentNode :\n\t\t\tsrc.target;\n\n\t\tthis.currentTarget = src.currentTarget;\n\t\tthis.relatedTarget = src.relatedTarget;\n\n\t// Event type\n\t} else {\n\t\tthis.type = src;\n\t}\n\n\t// Put explicitly provided properties onto the event object\n\tif ( props ) {\n\t\tjQuery.extend( this, props );\n\t}\n\n\t// Create a timestamp if incoming event doesn't have one\n\tthis.timeStamp = src && src.timeStamp || Date.now();\n\n\t// Mark it as fixed\n\tthis[ jQuery.expando ] = true;\n};\n\n// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding\n// https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html\njQuery.Event.prototype = {\n\tconstructor: jQuery.Event,\n\tisDefaultPrevented: returnFalse,\n\tisPropagationStopped: returnFalse,\n\tisImmediatePropagationStopped: returnFalse,\n\tisSimulated: false,\n\n\tpreventDefault: function() {\n\t\tvar e = this.originalEvent;\n\n\t\tthis.isDefaultPrevented = returnTrue;\n\n\t\tif ( e && !this.isSimulated ) {\n\t\t\te.preventDefault();\n\t\t}\n\t},\n\tstopPropagation: function() {\n\t\tvar e = this.originalEvent;\n\n\t\tthis.isPropagationStopped = returnTrue;\n\n\t\tif ( e && !this.isSimulated ) {\n\t\t\te.stopPropagation();\n\t\t}\n\t},\n\tstopImmediatePropagation: function() {\n\t\tvar e = this.originalEvent;\n\n\t\tthis.isImmediatePropagationStopped = returnTrue;\n\n\t\tif ( e && !this.isSimulated ) {\n\t\t\te.stopImmediatePropagation();\n\t\t}\n\n\t\tthis.stopPropagation();\n\t}\n};\n\n// Includes all common event props including KeyEvent and MouseEvent specific props\njQuery.each( {\n\taltKey: true,\n\tbubbles: true,\n\tcancelable: true,\n\tchangedTouches: true,\n\tctrlKey: true,\n\tdetail: true,\n\teventPhase: true,\n\tmetaKey: true,\n\tpageX: true,\n\tpageY: true,\n\tshiftKey: true,\n\tview: true,\n\t\"char\": true,\n\tcode: true,\n\tcharCode: true,\n\tkey: true,\n\tkeyCode: true,\n\tbutton: true,\n\tbuttons: true,\n\tclientX: true,\n\tclientY: true,\n\toffsetX: true,\n\toffsetY: true,\n\tpointerId: true,\n\tpointerType: true,\n\tscreenX: true,\n\tscreenY: true,\n\ttargetTouches: true,\n\ttoElement: true,\n\ttouches: true,\n\n\twhich: function( event ) {\n\t\tvar button = event.button;\n\n\t\t// Add which for key events\n\t\tif ( event.which == null && rkeyEvent.test( event.type ) ) {\n\t\t\treturn event.charCode != null ? event.charCode : event.keyCode;\n\t\t}\n\n\t\t// Add which for click: 1 === left; 2 === middle; 3 === right\n\t\tif ( !event.which && button !== undefined && rmouseEvent.test( event.type ) ) {\n\t\t\tif ( button & 1 ) {\n\t\t\t\treturn 1;\n\t\t\t}\n\n\t\t\tif ( button & 2 ) {\n\t\t\t\treturn 3;\n\t\t\t}\n\n\t\t\tif ( button & 4 ) {\n\t\t\t\treturn 2;\n\t\t\t}\n\n\t\t\treturn 0;\n\t\t}\n\n\t\treturn event.which;\n\t}\n}, jQuery.event.addProp );\n\njQuery.each( { focus: \"focusin\", blur: \"focusout\" }, function( type, delegateType ) {\n\tjQuery.event.special[ type ] = {\n\n\t\t// Utilize native event if possible so blur/focus sequence is correct\n\t\tsetup: function() {\n\n\t\t\t// Claim the first handler\n\t\t\t// dataPriv.set( this, \"focus\", ... )\n\t\t\t// dataPriv.set( this, \"blur\", ... )\n\t\t\tleverageNative( this, type, expectSync );\n\n\t\t\t// Return false to allow normal processing in the caller\n\t\t\treturn false;\n\t\t},\n\t\ttrigger: function() {\n\n\t\t\t// Force setup before trigger\n\t\t\tleverageNative( this, type );\n\n\t\t\t// Return non-false to allow normal event-path propagation\n\t\t\treturn true;\n\t\t},\n\n\t\tdelegateType: delegateType\n\t};\n} );\n\n// Create mouseenter/leave events using mouseover/out and event-time checks\n// so that event delegation works in jQuery.\n// Do the same for pointerenter/pointerleave and pointerover/pointerout\n//\n// Support: Safari 7 only\n// Safari sends mouseenter too often; see:\n// https://bugs.chromium.org/p/chromium/issues/detail?id=470258\n// for the description of the bug (it existed in older Chrome versions as well).\njQuery.each( {\n\tmouseenter: \"mouseover\",\n\tmouseleave: \"mouseout\",\n\tpointerenter: \"pointerover\",\n\tpointerleave: \"pointerout\"\n}, function( orig, fix ) {\n\tjQuery.event.special[ orig ] = {\n\t\tdelegateType: fix,\n\t\tbindType: fix,\n\n\t\thandle: function( event ) {\n\t\t\tvar ret,\n\t\t\t\ttarget = this,\n\t\t\t\trelated = event.relatedTarget,\n\t\t\t\thandleObj = event.handleObj;\n\n\t\t\t// For mouseenter/leave call the handler if related is outside the target.\n\t\t\t// NB: No relatedTarget if the mouse left/entered the browser window\n\t\t\tif ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) {\n\t\t\t\tevent.type = handleObj.origType;\n\t\t\t\tret = handleObj.handler.apply( this, arguments );\n\t\t\t\tevent.type = fix;\n\t\t\t}\n\t\t\treturn ret;\n\t\t}\n\t};\n} );\n\njQuery.fn.extend( {\n\n\ton: function( types, selector, data, fn ) {\n\t\treturn on( this, types, selector, data, fn );\n\t},\n\tone: function( types, selector, data, fn ) {\n\t\treturn on( this, types, selector, data, fn, 1 );\n\t},\n\toff: function( types, selector, fn ) {\n\t\tvar handleObj, type;\n\t\tif ( types && types.preventDefault && types.handleObj ) {\n\n\t\t\t// ( event ) dispatched jQuery.Event\n\t\t\thandleObj = types.handleObj;\n\t\t\tjQuery( types.delegateTarget ).off(\n\t\t\t\thandleObj.namespace ?\n\t\t\t\t\thandleObj.origType + \".\" + handleObj.namespace :\n\t\t\t\t\thandleObj.origType,\n\t\t\t\thandleObj.selector,\n\t\t\t\thandleObj.handler\n\t\t\t);\n\t\t\treturn this;\n\t\t}\n\t\tif ( typeof types === \"object\" ) {\n\n\t\t\t// ( types-object [, selector] )\n\t\t\tfor ( type in types ) {\n\t\t\t\tthis.off( type, selector, types[ type ] );\n\t\t\t}\n\t\t\treturn this;\n\t\t}\n\t\tif ( selector === false || typeof selector === \"function\" ) {\n\n\t\t\t// ( types [, fn] )\n\t\t\tfn = selector;\n\t\t\tselector = undefined;\n\t\t}\n\t\tif ( fn === false ) {\n\t\t\tfn = returnFalse;\n\t\t}\n\t\treturn this.each( function() {\n\t\t\tjQuery.event.remove( this, types, fn, selector );\n\t\t} );\n\t}\n} );\n\n\nvar\n\n\t// Support: IE <=10 - 11, Edge 12 - 13 only\n\t// In IE/Edge using regex groups here causes severe slowdowns.\n\t// See https://connect.microsoft.com/IE/feedback/details/1736512/\n\trnoInnerhtml = /\\s*$/g;\n\n// Prefer a tbody over its parent table for containing new rows\nfunction manipulationTarget( elem, content ) {\n\tif ( nodeName( elem, \"table\" ) &&\n\t\tnodeName( content.nodeType !== 11 ? content : content.firstChild, \"tr\" ) ) {\n\n\t\treturn jQuery( elem ).children( \"tbody\" )[ 0 ] || elem;\n\t}\n\n\treturn elem;\n}\n\n// Replace/restore the type attribute of script elements for safe DOM manipulation\nfunction disableScript( elem ) {\n\telem.type = ( elem.getAttribute( \"type\" ) !== null ) + \"/\" + elem.type;\n\treturn elem;\n}\nfunction restoreScript( elem ) {\n\tif ( ( elem.type || \"\" ).slice( 0, 5 ) === \"true/\" ) {\n\t\telem.type = elem.type.slice( 5 );\n\t} else {\n\t\telem.removeAttribute( \"type\" );\n\t}\n\n\treturn elem;\n}\n\nfunction cloneCopyEvent( src, dest ) {\n\tvar i, l, type, pdataOld, udataOld, udataCur, events;\n\n\tif ( dest.nodeType !== 1 ) {\n\t\treturn;\n\t}\n\n\t// 1. Copy private data: events, handlers, etc.\n\tif ( dataPriv.hasData( src ) ) {\n\t\tpdataOld = dataPriv.get( src );\n\t\tevents = pdataOld.events;\n\n\t\tif ( events ) {\n\t\t\tdataPriv.remove( dest, \"handle events\" );\n\n\t\t\tfor ( type in events ) {\n\t\t\t\tfor ( i = 0, l = events[ type ].length; i < l; i++ ) {\n\t\t\t\t\tjQuery.event.add( dest, type, events[ type ][ i ] );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\n\t// 2. Copy user data\n\tif ( dataUser.hasData( src ) ) {\n\t\tudataOld = dataUser.access( src );\n\t\tudataCur = jQuery.extend( {}, udataOld );\n\n\t\tdataUser.set( dest, udataCur );\n\t}\n}\n\n// Fix IE bugs, see support tests\nfunction fixInput( src, dest ) {\n\tvar nodeName = dest.nodeName.toLowerCase();\n\n\t// Fails to persist the checked state of a cloned checkbox or radio button.\n\tif ( nodeName === \"input\" && rcheckableType.test( src.type ) ) {\n\t\tdest.checked = src.checked;\n\n\t// Fails to return the selected option to the default selected state when cloning options\n\t} else if ( nodeName === \"input\" || nodeName === \"textarea\" ) {\n\t\tdest.defaultValue = src.defaultValue;\n\t}\n}\n\nfunction domManip( collection, args, callback, ignored ) {\n\n\t// Flatten any nested arrays\n\targs = flat( args );\n\n\tvar fragment, first, scripts, hasScripts, node, doc,\n\t\ti = 0,\n\t\tl = collection.length,\n\t\tiNoClone = l - 1,\n\t\tvalue = args[ 0 ],\n\t\tvalueIsFunction = isFunction( value );\n\n\t// We can't cloneNode fragments that contain checked, in WebKit\n\tif ( valueIsFunction ||\n\t\t\t( l > 1 && typeof value === \"string\" &&\n\t\t\t\t!support.checkClone && rchecked.test( value ) ) ) {\n\t\treturn collection.each( function( index ) {\n\t\t\tvar self = collection.eq( index );\n\t\t\tif ( valueIsFunction ) {\n\t\t\t\targs[ 0 ] = value.call( this, index, self.html() );\n\t\t\t}\n\t\t\tdomManip( self, args, callback, ignored );\n\t\t} );\n\t}\n\n\tif ( l ) {\n\t\tfragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored );\n\t\tfirst = fragment.firstChild;\n\n\t\tif ( fragment.childNodes.length === 1 ) {\n\t\t\tfragment = first;\n\t\t}\n\n\t\t// Require either new content or an interest in ignored elements to invoke the callback\n\t\tif ( first || ignored ) {\n\t\t\tscripts = jQuery.map( getAll( fragment, \"script\" ), disableScript );\n\t\t\thasScripts = scripts.length;\n\n\t\t\t// Use the original fragment for the last item\n\t\t\t// instead of the first because it can end up\n\t\t\t// being emptied incorrectly in certain situations (#8070).\n\t\t\tfor ( ; i < l; i++ ) {\n\t\t\t\tnode = fragment;\n\n\t\t\t\tif ( i !== iNoClone ) {\n\t\t\t\t\tnode = jQuery.clone( node, true, true );\n\n\t\t\t\t\t// Keep references to cloned scripts for later restoration\n\t\t\t\t\tif ( hasScripts ) {\n\n\t\t\t\t\t\t// Support: Android <=4.0 only, PhantomJS 1 only\n\t\t\t\t\t\t// push.apply(_, arraylike) throws on ancient WebKit\n\t\t\t\t\t\tjQuery.merge( scripts, getAll( node, \"script\" ) );\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tcallback.call( collection[ i ], node, i );\n\t\t\t}\n\n\t\t\tif ( hasScripts ) {\n\t\t\t\tdoc = scripts[ scripts.length - 1 ].ownerDocument;\n\n\t\t\t\t// Reenable scripts\n\t\t\t\tjQuery.map( scripts, restoreScript );\n\n\t\t\t\t// Evaluate executable scripts on first document insertion\n\t\t\t\tfor ( i = 0; i < hasScripts; i++ ) {\n\t\t\t\t\tnode = scripts[ i ];\n\t\t\t\t\tif ( rscriptType.test( node.type || \"\" ) &&\n\t\t\t\t\t\t!dataPriv.access( node, \"globalEval\" ) &&\n\t\t\t\t\t\tjQuery.contains( doc, node ) ) {\n\n\t\t\t\t\t\tif ( node.src && ( node.type || \"\" ).toLowerCase() !== \"module\" ) {\n\n\t\t\t\t\t\t\t// Optional AJAX dependency, but won't run scripts if not present\n\t\t\t\t\t\t\tif ( jQuery._evalUrl && !node.noModule ) {\n\t\t\t\t\t\t\t\tjQuery._evalUrl( node.src, {\n\t\t\t\t\t\t\t\t\tnonce: node.nonce || node.getAttribute( \"nonce\" )\n\t\t\t\t\t\t\t\t}, doc );\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\tDOMEval( node.textContent.replace( rcleanScript, \"\" ), node, doc );\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\n\treturn collection;\n}\n\nfunction remove( elem, selector, keepData ) {\n\tvar node,\n\t\tnodes = selector ? jQuery.filter( selector, elem ) : elem,\n\t\ti = 0;\n\n\tfor ( ; ( node = nodes[ i ] ) != null; i++ ) {\n\t\tif ( !keepData && node.nodeType === 1 ) {\n\t\t\tjQuery.cleanData( getAll( node ) );\n\t\t}\n\n\t\tif ( node.parentNode ) {\n\t\t\tif ( keepData && isAttached( node ) ) {\n\t\t\t\tsetGlobalEval( getAll( node, \"script\" ) );\n\t\t\t}\n\t\t\tnode.parentNode.removeChild( node );\n\t\t}\n\t}\n\n\treturn elem;\n}\n\njQuery.extend( {\n\thtmlPrefilter: function( html ) {\n\t\treturn html;\n\t},\n\n\tclone: function( elem, dataAndEvents, deepDataAndEvents ) {\n\t\tvar i, l, srcElements, destElements,\n\t\t\tclone = elem.cloneNode( true ),\n\t\t\tinPage = isAttached( elem );\n\n\t\t// Fix IE cloning issues\n\t\tif ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) &&\n\t\t\t\t!jQuery.isXMLDoc( elem ) ) {\n\n\t\t\t// We eschew Sizzle here for performance reasons: https://jsperf.com/getall-vs-sizzle/2\n\t\t\tdestElements = getAll( clone );\n\t\t\tsrcElements = getAll( elem );\n\n\t\t\tfor ( i = 0, l = srcElements.length; i < l; i++ ) {\n\t\t\t\tfixInput( srcElements[ i ], destElements[ i ] );\n\t\t\t}\n\t\t}\n\n\t\t// Copy the events from the original to the clone\n\t\tif ( dataAndEvents ) {\n\t\t\tif ( deepDataAndEvents ) {\n\t\t\t\tsrcElements = srcElements || getAll( elem );\n\t\t\t\tdestElements = destElements || getAll( clone );\n\n\t\t\t\tfor ( i = 0, l = srcElements.length; i < l; i++ ) {\n\t\t\t\t\tcloneCopyEvent( srcElements[ i ], destElements[ i ] );\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tcloneCopyEvent( elem, clone );\n\t\t\t}\n\t\t}\n\n\t\t// Preserve script evaluation history\n\t\tdestElements = getAll( clone, \"script\" );\n\t\tif ( destElements.length > 0 ) {\n\t\t\tsetGlobalEval( destElements, !inPage && getAll( elem, \"script\" ) );\n\t\t}\n\n\t\t// Return the cloned set\n\t\treturn clone;\n\t},\n\n\tcleanData: function( elems ) {\n\t\tvar data, elem, type,\n\t\t\tspecial = jQuery.event.special,\n\t\t\ti = 0;\n\n\t\tfor ( ; ( elem = elems[ i ] ) !== undefined; i++ ) {\n\t\t\tif ( acceptData( elem ) ) {\n\t\t\t\tif ( ( data = elem[ dataPriv.expando ] ) ) {\n\t\t\t\t\tif ( data.events ) {\n\t\t\t\t\t\tfor ( type in data.events ) {\n\t\t\t\t\t\t\tif ( special[ type ] ) {\n\t\t\t\t\t\t\t\tjQuery.event.remove( elem, type );\n\n\t\t\t\t\t\t\t// This is a shortcut to avoid jQuery.event.remove's overhead\n\t\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\t\tjQuery.removeEvent( elem, type, data.handle );\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\n\t\t\t\t\t// Support: Chrome <=35 - 45+\n\t\t\t\t\t// Assign undefined instead of using delete, see Data#remove\n\t\t\t\t\telem[ dataPriv.expando ] = undefined;\n\t\t\t\t}\n\t\t\t\tif ( elem[ dataUser.expando ] ) {\n\n\t\t\t\t\t// Support: Chrome <=35 - 45+\n\t\t\t\t\t// Assign undefined instead of using delete, see Data#remove\n\t\t\t\t\telem[ dataUser.expando ] = undefined;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n} );\n\njQuery.fn.extend( {\n\tdetach: function( selector ) {\n\t\treturn remove( this, selector, true );\n\t},\n\n\tremove: function( selector ) {\n\t\treturn remove( this, selector );\n\t},\n\n\ttext: function( value ) {\n\t\treturn access( this, function( value ) {\n\t\t\treturn value === undefined ?\n\t\t\t\tjQuery.text( this ) :\n\t\t\t\tthis.empty().each( function() {\n\t\t\t\t\tif ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {\n\t\t\t\t\t\tthis.textContent = value;\n\t\t\t\t\t}\n\t\t\t\t} );\n\t\t}, null, value, arguments.length );\n\t},\n\n\tappend: function() {\n\t\treturn domManip( this, arguments, function( elem ) {\n\t\t\tif ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {\n\t\t\t\tvar target = manipulationTarget( this, elem );\n\t\t\t\ttarget.appendChild( elem );\n\t\t\t}\n\t\t} );\n\t},\n\n\tprepend: function() {\n\t\treturn domManip( this, arguments, function( elem ) {\n\t\t\tif ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {\n\t\t\t\tvar target = manipulationTarget( this, elem );\n\t\t\t\ttarget.insertBefore( elem, target.firstChild );\n\t\t\t}\n\t\t} );\n\t},\n\n\tbefore: function() {\n\t\treturn domManip( this, arguments, function( elem ) {\n\t\t\tif ( this.parentNode ) {\n\t\t\t\tthis.parentNode.insertBefore( elem, this );\n\t\t\t}\n\t\t} );\n\t},\n\n\tafter: function() {\n\t\treturn domManip( this, arguments, function( elem ) {\n\t\t\tif ( this.parentNode ) {\n\t\t\t\tthis.parentNode.insertBefore( elem, this.nextSibling );\n\t\t\t}\n\t\t} );\n\t},\n\n\tempty: function() {\n\t\tvar elem,\n\t\t\ti = 0;\n\n\t\tfor ( ; ( elem = this[ i ] ) != null; i++ ) {\n\t\t\tif ( elem.nodeType === 1 ) {\n\n\t\t\t\t// Prevent memory leaks\n\t\t\t\tjQuery.cleanData( getAll( elem, false ) );\n\n\t\t\t\t// Remove any remaining nodes\n\t\t\t\telem.textContent = \"\";\n\t\t\t}\n\t\t}\n\n\t\treturn this;\n\t},\n\n\tclone: function( dataAndEvents, deepDataAndEvents ) {\n\t\tdataAndEvents = dataAndEvents == null ? false : dataAndEvents;\n\t\tdeepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;\n\n\t\treturn this.map( function() {\n\t\t\treturn jQuery.clone( this, dataAndEvents, deepDataAndEvents );\n\t\t} );\n\t},\n\n\thtml: function( value ) {\n\t\treturn access( this, function( value ) {\n\t\t\tvar elem = this[ 0 ] || {},\n\t\t\t\ti = 0,\n\t\t\t\tl = this.length;\n\n\t\t\tif ( value === undefined && elem.nodeType === 1 ) {\n\t\t\t\treturn elem.innerHTML;\n\t\t\t}\n\n\t\t\t// See if we can take a shortcut and just use innerHTML\n\t\t\tif ( typeof value === \"string\" && !rnoInnerhtml.test( value ) &&\n\t\t\t\t!wrapMap[ ( rtagName.exec( value ) || [ \"\", \"\" ] )[ 1 ].toLowerCase() ] ) {\n\n\t\t\t\tvalue = jQuery.htmlPrefilter( value );\n\n\t\t\t\ttry {\n\t\t\t\t\tfor ( ; i < l; i++ ) {\n\t\t\t\t\t\telem = this[ i ] || {};\n\n\t\t\t\t\t\t// Remove element nodes and prevent memory leaks\n\t\t\t\t\t\tif ( elem.nodeType === 1 ) {\n\t\t\t\t\t\t\tjQuery.cleanData( getAll( elem, false ) );\n\t\t\t\t\t\t\telem.innerHTML = value;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\n\t\t\t\t\telem = 0;\n\n\t\t\t\t// If using innerHTML throws an exception, use the fallback method\n\t\t\t\t} catch ( e ) {}\n\t\t\t}\n\n\t\t\tif ( elem ) {\n\t\t\t\tthis.empty().append( value );\n\t\t\t}\n\t\t}, null, value, arguments.length );\n\t},\n\n\treplaceWith: function() {\n\t\tvar ignored = [];\n\n\t\t// Make the changes, replacing each non-ignored context element with the new content\n\t\treturn domManip( this, arguments, function( elem ) {\n\t\t\tvar parent = this.parentNode;\n\n\t\t\tif ( jQuery.inArray( this, ignored ) < 0 ) {\n\t\t\t\tjQuery.cleanData( getAll( this ) );\n\t\t\t\tif ( parent ) {\n\t\t\t\t\tparent.replaceChild( elem, this );\n\t\t\t\t}\n\t\t\t}\n\n\t\t// Force callback invocation\n\t\t}, ignored );\n\t}\n} );\n\njQuery.each( {\n\tappendTo: \"append\",\n\tprependTo: \"prepend\",\n\tinsertBefore: \"before\",\n\tinsertAfter: \"after\",\n\treplaceAll: \"replaceWith\"\n}, function( name, original ) {\n\tjQuery.fn[ name ] = function( selector ) {\n\t\tvar elems,\n\t\t\tret = [],\n\t\t\tinsert = jQuery( selector ),\n\t\t\tlast = insert.length - 1,\n\t\t\ti = 0;\n\n\t\tfor ( ; i <= last; i++ ) {\n\t\t\telems = i === last ? this : this.clone( true );\n\t\t\tjQuery( insert[ i ] )[ original ]( elems );\n\n\t\t\t// Support: Android <=4.0 only, PhantomJS 1 only\n\t\t\t// .get() because push.apply(_, arraylike) throws on ancient WebKit\n\t\t\tpush.apply( ret, elems.get() );\n\t\t}\n\n\t\treturn this.pushStack( ret );\n\t};\n} );\nvar rnumnonpx = new RegExp( \"^(\" + pnum + \")(?!px)[a-z%]+$\", \"i\" );\n\nvar getStyles = function( elem ) {\n\n\t\t// Support: IE <=11 only, Firefox <=30 (#15098, #14150)\n\t\t// IE throws on elements created in popups\n\t\t// FF meanwhile throws on frame elements through \"defaultView.getComputedStyle\"\n\t\tvar view = elem.ownerDocument.defaultView;\n\n\t\tif ( !view || !view.opener ) {\n\t\t\tview = window;\n\t\t}\n\n\t\treturn view.getComputedStyle( elem );\n\t};\n\nvar swap = function( elem, options, callback ) {\n\tvar ret, name,\n\t\told = {};\n\n\t// Remember the old values, and insert the new ones\n\tfor ( name in options ) {\n\t\told[ name ] = elem.style[ name ];\n\t\telem.style[ name ] = options[ name ];\n\t}\n\n\tret = callback.call( elem );\n\n\t// Revert the old values\n\tfor ( name in options ) {\n\t\telem.style[ name ] = old[ name ];\n\t}\n\n\treturn ret;\n};\n\n\nvar rboxStyle = new RegExp( cssExpand.join( \"|\" ), \"i\" );\n\n\n\n( function() {\n\n\t// Executing both pixelPosition & boxSizingReliable tests require only one layout\n\t// so they're executed at the same time to save the second computation.\n\tfunction computeStyleTests() {\n\n\t\t// This is a singleton, we need to execute it only once\n\t\tif ( !div ) {\n\t\t\treturn;\n\t\t}\n\n\t\tcontainer.style.cssText = \"position:absolute;left:-11111px;width:60px;\" +\n\t\t\t\"margin-top:1px;padding:0;border:0\";\n\t\tdiv.style.cssText =\n\t\t\t\"position:relative;display:block;box-sizing:border-box;overflow:scroll;\" +\n\t\t\t\"margin:auto;border:1px;padding:1px;\" +\n\t\t\t\"width:60%;top:1%\";\n\t\tdocumentElement.appendChild( container ).appendChild( div );\n\n\t\tvar divStyle = window.getComputedStyle( div );\n\t\tpixelPositionVal = divStyle.top !== \"1%\";\n\n\t\t// Support: Android 4.0 - 4.3 only, Firefox <=3 - 44\n\t\treliableMarginLeftVal = roundPixelMeasures( divStyle.marginLeft ) === 12;\n\n\t\t// Support: Android 4.0 - 4.3 only, Safari <=9.1 - 10.1, iOS <=7.0 - 9.3\n\t\t// Some styles come back with percentage values, even though they shouldn't\n\t\tdiv.style.right = \"60%\";\n\t\tpixelBoxStylesVal = roundPixelMeasures( divStyle.right ) === 36;\n\n\t\t// Support: IE 9 - 11 only\n\t\t// Detect misreporting of content dimensions for box-sizing:border-box elements\n\t\tboxSizingReliableVal = roundPixelMeasures( divStyle.width ) === 36;\n\n\t\t// Support: IE 9 only\n\t\t// Detect overflow:scroll screwiness (gh-3699)\n\t\t// Support: Chrome <=64\n\t\t// Don't get tricked when zoom affects offsetWidth (gh-4029)\n\t\tdiv.style.position = \"absolute\";\n\t\tscrollboxSizeVal = roundPixelMeasures( div.offsetWidth / 3 ) === 12;\n\n\t\tdocumentElement.removeChild( container );\n\n\t\t// Nullify the div so it wouldn't be stored in the memory and\n\t\t// it will also be a sign that checks already performed\n\t\tdiv = null;\n\t}\n\n\tfunction roundPixelMeasures( measure ) {\n\t\treturn Math.round( parseFloat( measure ) );\n\t}\n\n\tvar pixelPositionVal, boxSizingReliableVal, scrollboxSizeVal, pixelBoxStylesVal,\n\t\treliableTrDimensionsVal, reliableMarginLeftVal,\n\t\tcontainer = document.createElement( \"div\" ),\n\t\tdiv = document.createElement( \"div\" );\n\n\t// Finish early in limited (non-browser) environments\n\tif ( !div.style ) {\n\t\treturn;\n\t}\n\n\t// Support: IE <=9 - 11 only\n\t// Style of cloned element affects source element cloned (#8908)\n\tdiv.style.backgroundClip = \"content-box\";\n\tdiv.cloneNode( true ).style.backgroundClip = \"\";\n\tsupport.clearCloneStyle = div.style.backgroundClip === \"content-box\";\n\n\tjQuery.extend( support, {\n\t\tboxSizingReliable: function() {\n\t\t\tcomputeStyleTests();\n\t\t\treturn boxSizingReliableVal;\n\t\t},\n\t\tpixelBoxStyles: function() {\n\t\t\tcomputeStyleTests();\n\t\t\treturn pixelBoxStylesVal;\n\t\t},\n\t\tpixelPosition: function() {\n\t\t\tcomputeStyleTests();\n\t\t\treturn pixelPositionVal;\n\t\t},\n\t\treliableMarginLeft: function() {\n\t\t\tcomputeStyleTests();\n\t\t\treturn reliableMarginLeftVal;\n\t\t},\n\t\tscrollboxSize: function() {\n\t\t\tcomputeStyleTests();\n\t\t\treturn scrollboxSizeVal;\n\t\t},\n\n\t\t// Support: IE 9 - 11+, Edge 15 - 18+\n\t\t// IE/Edge misreport `getComputedStyle` of table rows with width/height\n\t\t// set in CSS while `offset*` properties report correct values.\n\t\t// Behavior in IE 9 is more subtle than in newer versions & it passes\n\t\t// some versions of this test; make sure not to make it pass there!\n\t\treliableTrDimensions: function() {\n\t\t\tvar table, tr, trChild, trStyle;\n\t\t\tif ( reliableTrDimensionsVal == null ) {\n\t\t\t\ttable = document.createElement( \"table\" );\n\t\t\t\ttr = document.createElement( \"tr\" );\n\t\t\t\ttrChild = document.createElement( \"div\" );\n\n\t\t\t\ttable.style.cssText = \"position:absolute;left:-11111px\";\n\t\t\t\ttr.style.height = \"1px\";\n\t\t\t\ttrChild.style.height = \"9px\";\n\n\t\t\t\tdocumentElement\n\t\t\t\t\t.appendChild( table )\n\t\t\t\t\t.appendChild( tr )\n\t\t\t\t\t.appendChild( trChild );\n\n\t\t\t\ttrStyle = window.getComputedStyle( tr );\n\t\t\t\treliableTrDimensionsVal = parseInt( trStyle.height ) > 3;\n\n\t\t\t\tdocumentElement.removeChild( table );\n\t\t\t}\n\t\t\treturn reliableTrDimensionsVal;\n\t\t}\n\t} );\n} )();\n\n\nfunction curCSS( elem, name, computed ) {\n\tvar width, minWidth, maxWidth, ret,\n\n\t\t// Support: Firefox 51+\n\t\t// Retrieving style before computed somehow\n\t\t// fixes an issue with getting wrong values\n\t\t// on detached elements\n\t\tstyle = elem.style;\n\n\tcomputed = computed || getStyles( elem );\n\n\t// getPropertyValue is needed for:\n\t// .css('filter') (IE 9 only, #12537)\n\t// .css('--customProperty) (#3144)\n\tif ( computed ) {\n\t\tret = computed.getPropertyValue( name ) || computed[ name ];\n\n\t\tif ( ret === \"\" && !isAttached( elem ) ) {\n\t\t\tret = jQuery.style( elem, name );\n\t\t}\n\n\t\t// A tribute to the \"awesome hack by Dean Edwards\"\n\t\t// Android Browser returns percentage for some values,\n\t\t// but width seems to be reliably pixels.\n\t\t// This is against the CSSOM draft spec:\n\t\t// https://drafts.csswg.org/cssom/#resolved-values\n\t\tif ( !support.pixelBoxStyles() && rnumnonpx.test( ret ) && rboxStyle.test( name ) ) {\n\n\t\t\t// Remember the original values\n\t\t\twidth = style.width;\n\t\t\tminWidth = style.minWidth;\n\t\t\tmaxWidth = style.maxWidth;\n\n\t\t\t// Put in the new values to get a computed value out\n\t\t\tstyle.minWidth = style.maxWidth = style.width = ret;\n\t\t\tret = computed.width;\n\n\t\t\t// Revert the changed values\n\t\t\tstyle.width = width;\n\t\t\tstyle.minWidth = minWidth;\n\t\t\tstyle.maxWidth = maxWidth;\n\t\t}\n\t}\n\n\treturn ret !== undefined ?\n\n\t\t// Support: IE <=9 - 11 only\n\t\t// IE returns zIndex value as an integer.\n\t\tret + \"\" :\n\t\tret;\n}\n\n\nfunction addGetHookIf( conditionFn, hookFn ) {\n\n\t// Define the hook, we'll check on the first run if it's really needed.\n\treturn {\n\t\tget: function() {\n\t\t\tif ( conditionFn() ) {\n\n\t\t\t\t// Hook not needed (or it's not possible to use it due\n\t\t\t\t// to missing dependency), remove it.\n\t\t\t\tdelete this.get;\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\t// Hook needed; redefine it so that the support test is not executed again.\n\t\t\treturn ( this.get = hookFn ).apply( this, arguments );\n\t\t}\n\t};\n}\n\n\nvar cssPrefixes = [ \"Webkit\", \"Moz\", \"ms\" ],\n\temptyStyle = document.createElement( \"div\" ).style,\n\tvendorProps = {};\n\n// Return a vendor-prefixed property or undefined\nfunction vendorPropName( name ) {\n\n\t// Check for vendor prefixed names\n\tvar capName = name[ 0 ].toUpperCase() + name.slice( 1 ),\n\t\ti = cssPrefixes.length;\n\n\twhile ( i-- ) {\n\t\tname = cssPrefixes[ i ] + capName;\n\t\tif ( name in emptyStyle ) {\n\t\t\treturn name;\n\t\t}\n\t}\n}\n\n// Return a potentially-mapped jQuery.cssProps or vendor prefixed property\nfunction finalPropName( name ) {\n\tvar final = jQuery.cssProps[ name ] || vendorProps[ name ];\n\n\tif ( final ) {\n\t\treturn final;\n\t}\n\tif ( name in emptyStyle ) {\n\t\treturn name;\n\t}\n\treturn vendorProps[ name ] = vendorPropName( name ) || name;\n}\n\n\nvar\n\n\t// Swappable if display is none or starts with table\n\t// except \"table\", \"table-cell\", or \"table-caption\"\n\t// See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display\n\trdisplayswap = /^(none|table(?!-c[ea]).+)/,\n\trcustomProp = /^--/,\n\tcssShow = { position: \"absolute\", visibility: \"hidden\", display: \"block\" },\n\tcssNormalTransform = {\n\t\tletterSpacing: \"0\",\n\t\tfontWeight: \"400\"\n\t};\n\nfunction setPositiveNumber( _elem, value, subtract ) {\n\n\t// Any relative (+/-) values have already been\n\t// normalized at this point\n\tvar matches = rcssNum.exec( value );\n\treturn matches ?\n\n\t\t// Guard against undefined \"subtract\", e.g., when used as in cssHooks\n\t\tMath.max( 0, matches[ 2 ] - ( subtract || 0 ) ) + ( matches[ 3 ] || \"px\" ) :\n\t\tvalue;\n}\n\nfunction boxModelAdjustment( elem, dimension, box, isBorderBox, styles, computedVal ) {\n\tvar i = dimension === \"width\" ? 1 : 0,\n\t\textra = 0,\n\t\tdelta = 0;\n\n\t// Adjustment may not be necessary\n\tif ( box === ( isBorderBox ? \"border\" : \"content\" ) ) {\n\t\treturn 0;\n\t}\n\n\tfor ( ; i < 4; i += 2 ) {\n\n\t\t// Both box models exclude margin\n\t\tif ( box === \"margin\" ) {\n\t\t\tdelta += jQuery.css( elem, box + cssExpand[ i ], true, styles );\n\t\t}\n\n\t\t// If we get here with a content-box, we're seeking \"padding\" or \"border\" or \"margin\"\n\t\tif ( !isBorderBox ) {\n\n\t\t\t// Add padding\n\t\t\tdelta += jQuery.css( elem, \"padding\" + cssExpand[ i ], true, styles );\n\n\t\t\t// For \"border\" or \"margin\", add border\n\t\t\tif ( box !== \"padding\" ) {\n\t\t\t\tdelta += jQuery.css( elem, \"border\" + cssExpand[ i ] + \"Width\", true, styles );\n\n\t\t\t// But still keep track of it otherwise\n\t\t\t} else {\n\t\t\t\textra += jQuery.css( elem, \"border\" + cssExpand[ i ] + \"Width\", true, styles );\n\t\t\t}\n\n\t\t// If we get here with a border-box (content + padding + border), we're seeking \"content\" or\n\t\t// \"padding\" or \"margin\"\n\t\t} else {\n\n\t\t\t// For \"content\", subtract padding\n\t\t\tif ( box === \"content\" ) {\n\t\t\t\tdelta -= jQuery.css( elem, \"padding\" + cssExpand[ i ], true, styles );\n\t\t\t}\n\n\t\t\t// For \"content\" or \"padding\", subtract border\n\t\t\tif ( box !== \"margin\" ) {\n\t\t\t\tdelta -= jQuery.css( elem, \"border\" + cssExpand[ i ] + \"Width\", true, styles );\n\t\t\t}\n\t\t}\n\t}\n\n\t// Account for positive content-box scroll gutter when requested by providing computedVal\n\tif ( !isBorderBox && computedVal >= 0 ) {\n\n\t\t// offsetWidth/offsetHeight is a rounded sum of content, padding, scroll gutter, and border\n\t\t// Assuming integer scroll gutter, subtract the rest and round down\n\t\tdelta += Math.max( 0, Math.ceil(\n\t\t\telem[ \"offset\" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] -\n\t\t\tcomputedVal -\n\t\t\tdelta -\n\t\t\textra -\n\t\t\t0.5\n\n\t\t// If offsetWidth/offsetHeight is unknown, then we can't determine content-box scroll gutter\n\t\t// Use an explicit zero to avoid NaN (gh-3964)\n\t\t) ) || 0;\n\t}\n\n\treturn delta;\n}\n\nfunction getWidthOrHeight( elem, dimension, extra ) {\n\n\t// Start with computed style\n\tvar styles = getStyles( elem ),\n\n\t\t// To avoid forcing a reflow, only fetch boxSizing if we need it (gh-4322).\n\t\t// Fake content-box until we know it's needed to know the true value.\n\t\tboxSizingNeeded = !support.boxSizingReliable() || extra,\n\t\tisBorderBox = boxSizingNeeded &&\n\t\t\tjQuery.css( elem, \"boxSizing\", false, styles ) === \"border-box\",\n\t\tvalueIsBorderBox = isBorderBox,\n\n\t\tval = curCSS( elem, dimension, styles ),\n\t\toffsetProp = \"offset\" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 );\n\n\t// Support: Firefox <=54\n\t// Return a confounding non-pixel value or feign ignorance, as appropriate.\n\tif ( rnumnonpx.test( val ) ) {\n\t\tif ( !extra ) {\n\t\t\treturn val;\n\t\t}\n\t\tval = \"auto\";\n\t}\n\n\n\t// Support: IE 9 - 11 only\n\t// Use offsetWidth/offsetHeight for when box sizing is unreliable.\n\t// In those cases, the computed value can be trusted to be border-box.\n\tif ( ( !support.boxSizingReliable() && isBorderBox ||\n\n\t\t// Support: IE 10 - 11+, Edge 15 - 18+\n\t\t// IE/Edge misreport `getComputedStyle` of table rows with width/height\n\t\t// set in CSS while `offset*` properties report correct values.\n\t\t// Interestingly, in some cases IE 9 doesn't suffer from this issue.\n\t\t!support.reliableTrDimensions() && nodeName( elem, \"tr\" ) ||\n\n\t\t// Fall back to offsetWidth/offsetHeight when value is \"auto\"\n\t\t// This happens for inline elements with no explicit setting (gh-3571)\n\t\tval === \"auto\" ||\n\n\t\t// Support: Android <=4.1 - 4.3 only\n\t\t// Also use offsetWidth/offsetHeight for misreported inline dimensions (gh-3602)\n\t\t!parseFloat( val ) && jQuery.css( elem, \"display\", false, styles ) === \"inline\" ) &&\n\n\t\t// Make sure the element is visible & connected\n\t\telem.getClientRects().length ) {\n\n\t\tisBorderBox = jQuery.css( elem, \"boxSizing\", false, styles ) === \"border-box\";\n\n\t\t// Where available, offsetWidth/offsetHeight approximate border box dimensions.\n\t\t// Where not available (e.g., SVG), assume unreliable box-sizing and interpret the\n\t\t// retrieved value as a content box dimension.\n\t\tvalueIsBorderBox = offsetProp in elem;\n\t\tif ( valueIsBorderBox ) {\n\t\t\tval = elem[ offsetProp ];\n\t\t}\n\t}\n\n\t// Normalize \"\" and auto\n\tval = parseFloat( val ) || 0;\n\n\t// Adjust for the element's box model\n\treturn ( val +\n\t\tboxModelAdjustment(\n\t\t\telem,\n\t\t\tdimension,\n\t\t\textra || ( isBorderBox ? \"border\" : \"content\" ),\n\t\t\tvalueIsBorderBox,\n\t\t\tstyles,\n\n\t\t\t// Provide the current computed size to request scroll gutter calculation (gh-3589)\n\t\t\tval\n\t\t)\n\t) + \"px\";\n}\n\njQuery.extend( {\n\n\t// Add in style property hooks for overriding the default\n\t// behavior of getting and setting a style property\n\tcssHooks: {\n\t\topacity: {\n\t\t\tget: function( elem, computed ) {\n\t\t\t\tif ( computed ) {\n\n\t\t\t\t\t// We should always get a number back from opacity\n\t\t\t\t\tvar ret = curCSS( elem, \"opacity\" );\n\t\t\t\t\treturn ret === \"\" ? \"1\" : ret;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t},\n\n\t// Don't automatically add \"px\" to these possibly-unitless properties\n\tcssNumber: {\n\t\t\"animationIterationCount\": true,\n\t\t\"columnCount\": true,\n\t\t\"fillOpacity\": true,\n\t\t\"flexGrow\": true,\n\t\t\"flexShrink\": true,\n\t\t\"fontWeight\": true,\n\t\t\"gridArea\": true,\n\t\t\"gridColumn\": true,\n\t\t\"gridColumnEnd\": true,\n\t\t\"gridColumnStart\": true,\n\t\t\"gridRow\": true,\n\t\t\"gridRowEnd\": true,\n\t\t\"gridRowStart\": true,\n\t\t\"lineHeight\": true,\n\t\t\"opacity\": true,\n\t\t\"order\": true,\n\t\t\"orphans\": true,\n\t\t\"widows\": true,\n\t\t\"zIndex\": true,\n\t\t\"zoom\": true\n\t},\n\n\t// Add in properties whose names you wish to fix before\n\t// setting or getting the value\n\tcssProps: {},\n\n\t// Get and set the style property on a DOM Node\n\tstyle: function( elem, name, value, extra ) {\n\n\t\t// Don't set styles on text and comment nodes\n\t\tif ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// Make sure that we're working with the right name\n\t\tvar ret, type, hooks,\n\t\t\torigName = camelCase( name ),\n\t\t\tisCustomProp = rcustomProp.test( name ),\n\t\t\tstyle = elem.style;\n\n\t\t// Make sure that we're working with the right name. We don't\n\t\t// want to query the value if it is a CSS custom property\n\t\t// since they are user-defined.\n\t\tif ( !isCustomProp ) {\n\t\t\tname = finalPropName( origName );\n\t\t}\n\n\t\t// Gets hook for the prefixed version, then unprefixed version\n\t\thooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];\n\n\t\t// Check if we're setting a value\n\t\tif ( value !== undefined ) {\n\t\t\ttype = typeof value;\n\n\t\t\t// Convert \"+=\" or \"-=\" to relative numbers (#7345)\n\t\t\tif ( type === \"string\" && ( ret = rcssNum.exec( value ) ) && ret[ 1 ] ) {\n\t\t\t\tvalue = adjustCSS( elem, name, ret );\n\n\t\t\t\t// Fixes bug #9237\n\t\t\t\ttype = \"number\";\n\t\t\t}\n\n\t\t\t// Make sure that null and NaN values aren't set (#7116)\n\t\t\tif ( value == null || value !== value ) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\t// If a number was passed in, add the unit (except for certain CSS properties)\n\t\t\t// The isCustomProp check can be removed in jQuery 4.0 when we only auto-append\n\t\t\t// \"px\" to a few hardcoded values.\n\t\t\tif ( type === \"number\" && !isCustomProp ) {\n\t\t\t\tvalue += ret && ret[ 3 ] || ( jQuery.cssNumber[ origName ] ? \"\" : \"px\" );\n\t\t\t}\n\n\t\t\t// background-* props affect original clone's values\n\t\t\tif ( !support.clearCloneStyle && value === \"\" && name.indexOf( \"background\" ) === 0 ) {\n\t\t\t\tstyle[ name ] = \"inherit\";\n\t\t\t}\n\n\t\t\t// If a hook was provided, use that value, otherwise just set the specified value\n\t\t\tif ( !hooks || !( \"set\" in hooks ) ||\n\t\t\t\t( value = hooks.set( elem, value, extra ) ) !== undefined ) {\n\n\t\t\t\tif ( isCustomProp ) {\n\t\t\t\t\tstyle.setProperty( name, value );\n\t\t\t\t} else {\n\t\t\t\t\tstyle[ name ] = value;\n\t\t\t\t}\n\t\t\t}\n\n\t\t} else {\n\n\t\t\t// If a hook was provided get the non-computed value from there\n\t\t\tif ( hooks && \"get\" in hooks &&\n\t\t\t\t( ret = hooks.get( elem, false, extra ) ) !== undefined ) {\n\n\t\t\t\treturn ret;\n\t\t\t}\n\n\t\t\t// Otherwise just get the value from the style object\n\t\t\treturn style[ name ];\n\t\t}\n\t},\n\n\tcss: function( elem, name, extra, styles ) {\n\t\tvar val, num, hooks,\n\t\t\torigName = camelCase( name ),\n\t\t\tisCustomProp = rcustomProp.test( name );\n\n\t\t// Make sure that we're working with the right name. We don't\n\t\t// want to modify the value if it is a CSS custom property\n\t\t// since they are user-defined.\n\t\tif ( !isCustomProp ) {\n\t\t\tname = finalPropName( origName );\n\t\t}\n\n\t\t// Try prefixed name followed by the unprefixed name\n\t\thooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];\n\n\t\t// If a hook was provided get the computed value from there\n\t\tif ( hooks && \"get\" in hooks ) {\n\t\t\tval = hooks.get( elem, true, extra );\n\t\t}\n\n\t\t// Otherwise, if a way to get the computed value exists, use that\n\t\tif ( val === undefined ) {\n\t\t\tval = curCSS( elem, name, styles );\n\t\t}\n\n\t\t// Convert \"normal\" to computed value\n\t\tif ( val === \"normal\" && name in cssNormalTransform ) {\n\t\t\tval = cssNormalTransform[ name ];\n\t\t}\n\n\t\t// Make numeric if forced or a qualifier was provided and val looks numeric\n\t\tif ( extra === \"\" || extra ) {\n\t\t\tnum = parseFloat( val );\n\t\t\treturn extra === true || isFinite( num ) ? num || 0 : val;\n\t\t}\n\n\t\treturn val;\n\t}\n} );\n\njQuery.each( [ \"height\", \"width\" ], function( _i, dimension ) {\n\tjQuery.cssHooks[ dimension ] = {\n\t\tget: function( elem, computed, extra ) {\n\t\t\tif ( computed ) {\n\n\t\t\t\t// Certain elements can have dimension info if we invisibly show them\n\t\t\t\t// but it must have a current display style that would benefit\n\t\t\t\treturn rdisplayswap.test( jQuery.css( elem, \"display\" ) ) &&\n\n\t\t\t\t\t// Support: Safari 8+\n\t\t\t\t\t// Table columns in Safari have non-zero offsetWidth & zero\n\t\t\t\t\t// getBoundingClientRect().width unless display is changed.\n\t\t\t\t\t// Support: IE <=11 only\n\t\t\t\t\t// Running getBoundingClientRect on a disconnected node\n\t\t\t\t\t// in IE throws an error.\n\t\t\t\t\t( !elem.getClientRects().length || !elem.getBoundingClientRect().width ) ?\n\t\t\t\t\t\tswap( elem, cssShow, function() {\n\t\t\t\t\t\t\treturn getWidthOrHeight( elem, dimension, extra );\n\t\t\t\t\t\t} ) :\n\t\t\t\t\t\tgetWidthOrHeight( elem, dimension, extra );\n\t\t\t}\n\t\t},\n\n\t\tset: function( elem, value, extra ) {\n\t\t\tvar matches,\n\t\t\t\tstyles = getStyles( elem ),\n\n\t\t\t\t// Only read styles.position if the test has a chance to fail\n\t\t\t\t// to avoid forcing a reflow.\n\t\t\t\tscrollboxSizeBuggy = !support.scrollboxSize() &&\n\t\t\t\t\tstyles.position === \"absolute\",\n\n\t\t\t\t// To avoid forcing a reflow, only fetch boxSizing if we need it (gh-3991)\n\t\t\t\tboxSizingNeeded = scrollboxSizeBuggy || extra,\n\t\t\t\tisBorderBox = boxSizingNeeded &&\n\t\t\t\t\tjQuery.css( elem, \"boxSizing\", false, styles ) === \"border-box\",\n\t\t\t\tsubtract = extra ?\n\t\t\t\t\tboxModelAdjustment(\n\t\t\t\t\t\telem,\n\t\t\t\t\t\tdimension,\n\t\t\t\t\t\textra,\n\t\t\t\t\t\tisBorderBox,\n\t\t\t\t\t\tstyles\n\t\t\t\t\t) :\n\t\t\t\t\t0;\n\n\t\t\t// Account for unreliable border-box dimensions by comparing offset* to computed and\n\t\t\t// faking a content-box to get border and padding (gh-3699)\n\t\t\tif ( isBorderBox && scrollboxSizeBuggy ) {\n\t\t\t\tsubtract -= Math.ceil(\n\t\t\t\t\telem[ \"offset\" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] -\n\t\t\t\t\tparseFloat( styles[ dimension ] ) -\n\t\t\t\t\tboxModelAdjustment( elem, dimension, \"border\", false, styles ) -\n\t\t\t\t\t0.5\n\t\t\t\t);\n\t\t\t}\n\n\t\t\t// Convert to pixels if value adjustment is needed\n\t\t\tif ( subtract && ( matches = rcssNum.exec( value ) ) &&\n\t\t\t\t( matches[ 3 ] || \"px\" ) !== \"px\" ) {\n\n\t\t\t\telem.style[ dimension ] = value;\n\t\t\t\tvalue = jQuery.css( elem, dimension );\n\t\t\t}\n\n\t\t\treturn setPositiveNumber( elem, value, subtract );\n\t\t}\n\t};\n} );\n\njQuery.cssHooks.marginLeft = addGetHookIf( support.reliableMarginLeft,\n\tfunction( elem, computed ) {\n\t\tif ( computed ) {\n\t\t\treturn ( parseFloat( curCSS( elem, \"marginLeft\" ) ) ||\n\t\t\t\telem.getBoundingClientRect().left -\n\t\t\t\t\tswap( elem, { marginLeft: 0 }, function() {\n\t\t\t\t\t\treturn elem.getBoundingClientRect().left;\n\t\t\t\t\t} )\n\t\t\t\t) + \"px\";\n\t\t}\n\t}\n);\n\n// These hooks are used by animate to expand properties\njQuery.each( {\n\tmargin: \"\",\n\tpadding: \"\",\n\tborder: \"Width\"\n}, function( prefix, suffix ) {\n\tjQuery.cssHooks[ prefix + suffix ] = {\n\t\texpand: function( value ) {\n\t\t\tvar i = 0,\n\t\t\t\texpanded = {},\n\n\t\t\t\t// Assumes a single number if not a string\n\t\t\t\tparts = typeof value === \"string\" ? value.split( \" \" ) : [ value ];\n\n\t\t\tfor ( ; i < 4; i++ ) {\n\t\t\t\texpanded[ prefix + cssExpand[ i ] + suffix ] =\n\t\t\t\t\tparts[ i ] || parts[ i - 2 ] || parts[ 0 ];\n\t\t\t}\n\n\t\t\treturn expanded;\n\t\t}\n\t};\n\n\tif ( prefix !== \"margin\" ) {\n\t\tjQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;\n\t}\n} );\n\njQuery.fn.extend( {\n\tcss: function( name, value ) {\n\t\treturn access( this, function( elem, name, value ) {\n\t\t\tvar styles, len,\n\t\t\t\tmap = {},\n\t\t\t\ti = 0;\n\n\t\t\tif ( Array.isArray( name ) ) {\n\t\t\t\tstyles = getStyles( elem );\n\t\t\t\tlen = name.length;\n\n\t\t\t\tfor ( ; i < len; i++ ) {\n\t\t\t\t\tmap[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );\n\t\t\t\t}\n\n\t\t\t\treturn map;\n\t\t\t}\n\n\t\t\treturn value !== undefined ?\n\t\t\t\tjQuery.style( elem, name, value ) :\n\t\t\t\tjQuery.css( elem, name );\n\t\t}, name, value, arguments.length > 1 );\n\t}\n} );\n\n\nfunction Tween( elem, options, prop, end, easing ) {\n\treturn new Tween.prototype.init( elem, options, prop, end, easing );\n}\njQuery.Tween = Tween;\n\nTween.prototype = {\n\tconstructor: Tween,\n\tinit: function( elem, options, prop, end, easing, unit ) {\n\t\tthis.elem = elem;\n\t\tthis.prop = prop;\n\t\tthis.easing = easing || jQuery.easing._default;\n\t\tthis.options = options;\n\t\tthis.start = this.now = this.cur();\n\t\tthis.end = end;\n\t\tthis.unit = unit || ( jQuery.cssNumber[ prop ] ? \"\" : \"px\" );\n\t},\n\tcur: function() {\n\t\tvar hooks = Tween.propHooks[ this.prop ];\n\n\t\treturn hooks && hooks.get ?\n\t\t\thooks.get( this ) :\n\t\t\tTween.propHooks._default.get( this );\n\t},\n\trun: function( percent ) {\n\t\tvar eased,\n\t\t\thooks = Tween.propHooks[ this.prop ];\n\n\t\tif ( this.options.duration ) {\n\t\t\tthis.pos = eased = jQuery.easing[ this.easing ](\n\t\t\t\tpercent, this.options.duration * percent, 0, 1, this.options.duration\n\t\t\t);\n\t\t} else {\n\t\t\tthis.pos = eased = percent;\n\t\t}\n\t\tthis.now = ( this.end - this.start ) * eased + this.start;\n\n\t\tif ( this.options.step ) {\n\t\t\tthis.options.step.call( this.elem, this.now, this );\n\t\t}\n\n\t\tif ( hooks && hooks.set ) {\n\t\t\thooks.set( this );\n\t\t} else {\n\t\t\tTween.propHooks._default.set( this );\n\t\t}\n\t\treturn this;\n\t}\n};\n\nTween.prototype.init.prototype = Tween.prototype;\n\nTween.propHooks = {\n\t_default: {\n\t\tget: function( tween ) {\n\t\t\tvar result;\n\n\t\t\t// Use a property on the element directly when it is not a DOM element,\n\t\t\t// or when there is no matching style property that exists.\n\t\t\tif ( tween.elem.nodeType !== 1 ||\n\t\t\t\ttween.elem[ tween.prop ] != null && tween.elem.style[ tween.prop ] == null ) {\n\t\t\t\treturn tween.elem[ tween.prop ];\n\t\t\t}\n\n\t\t\t// Passing an empty string as a 3rd parameter to .css will automatically\n\t\t\t// attempt a parseFloat and fallback to a string if the parse fails.\n\t\t\t// Simple values such as \"10px\" are parsed to Float;\n\t\t\t// complex values such as \"rotate(1rad)\" are returned as-is.\n\t\t\tresult = jQuery.css( tween.elem, tween.prop, \"\" );\n\n\t\t\t// Empty strings, null, undefined and \"auto\" are converted to 0.\n\t\t\treturn !result || result === \"auto\" ? 0 : result;\n\t\t},\n\t\tset: function( tween ) {\n\n\t\t\t// Use step hook for back compat.\n\t\t\t// Use cssHook if its there.\n\t\t\t// Use .style if available and use plain properties where available.\n\t\t\tif ( jQuery.fx.step[ tween.prop ] ) {\n\t\t\t\tjQuery.fx.step[ tween.prop ]( tween );\n\t\t\t} else if ( tween.elem.nodeType === 1 && (\n\t\t\t\t\tjQuery.cssHooks[ tween.prop ] ||\n\t\t\t\t\ttween.elem.style[ finalPropName( tween.prop ) ] != null ) ) {\n\t\t\t\tjQuery.style( tween.elem, tween.prop, tween.now + tween.unit );\n\t\t\t} else {\n\t\t\t\ttween.elem[ tween.prop ] = tween.now;\n\t\t\t}\n\t\t}\n\t}\n};\n\n// Support: IE <=9 only\n// Panic based approach to setting things on disconnected nodes\nTween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {\n\tset: function( tween ) {\n\t\tif ( tween.elem.nodeType && tween.elem.parentNode ) {\n\t\t\ttween.elem[ tween.prop ] = tween.now;\n\t\t}\n\t}\n};\n\njQuery.easing = {\n\tlinear: function( p ) {\n\t\treturn p;\n\t},\n\tswing: function( p ) {\n\t\treturn 0.5 - Math.cos( p * Math.PI ) / 2;\n\t},\n\t_default: \"swing\"\n};\n\njQuery.fx = Tween.prototype.init;\n\n// Back compat <1.8 extension point\njQuery.fx.step = {};\n\n\n\n\nvar\n\tfxNow, inProgress,\n\trfxtypes = /^(?:toggle|show|hide)$/,\n\trrun = /queueHooks$/;\n\nfunction schedule() {\n\tif ( inProgress ) {\n\t\tif ( document.hidden === false && window.requestAnimationFrame ) {\n\t\t\twindow.requestAnimationFrame( schedule );\n\t\t} else {\n\t\t\twindow.setTimeout( schedule, jQuery.fx.interval );\n\t\t}\n\n\t\tjQuery.fx.tick();\n\t}\n}\n\n// Animations created synchronously will run synchronously\nfunction createFxNow() {\n\twindow.setTimeout( function() {\n\t\tfxNow = undefined;\n\t} );\n\treturn ( fxNow = Date.now() );\n}\n\n// Generate parameters to create a standard animation\nfunction genFx( type, includeWidth ) {\n\tvar which,\n\t\ti = 0,\n\t\tattrs = { height: type };\n\n\t// If we include width, step value is 1 to do all cssExpand values,\n\t// otherwise step value is 2 to skip over Left and Right\n\tincludeWidth = includeWidth ? 1 : 0;\n\tfor ( ; i < 4; i += 2 - includeWidth ) {\n\t\twhich = cssExpand[ i ];\n\t\tattrs[ \"margin\" + which ] = attrs[ \"padding\" + which ] = type;\n\t}\n\n\tif ( includeWidth ) {\n\t\tattrs.opacity = attrs.width = type;\n\t}\n\n\treturn attrs;\n}\n\nfunction createTween( value, prop, animation ) {\n\tvar tween,\n\t\tcollection = ( Animation.tweeners[ prop ] || [] ).concat( Animation.tweeners[ \"*\" ] ),\n\t\tindex = 0,\n\t\tlength = collection.length;\n\tfor ( ; index < length; index++ ) {\n\t\tif ( ( tween = collection[ index ].call( animation, prop, value ) ) ) {\n\n\t\t\t// We're done with this property\n\t\t\treturn tween;\n\t\t}\n\t}\n}\n\nfunction defaultPrefilter( elem, props, opts ) {\n\tvar prop, value, toggle, hooks, oldfire, propTween, restoreDisplay, display,\n\t\tisBox = \"width\" in props || \"height\" in props,\n\t\tanim = this,\n\t\torig = {},\n\t\tstyle = elem.style,\n\t\thidden = elem.nodeType && isHiddenWithinTree( elem ),\n\t\tdataShow = dataPriv.get( elem, \"fxshow\" );\n\n\t// Queue-skipping animations hijack the fx hooks\n\tif ( !opts.queue ) {\n\t\thooks = jQuery._queueHooks( elem, \"fx\" );\n\t\tif ( hooks.unqueued == null ) {\n\t\t\thooks.unqueued = 0;\n\t\t\toldfire = hooks.empty.fire;\n\t\t\thooks.empty.fire = function() {\n\t\t\t\tif ( !hooks.unqueued ) {\n\t\t\t\t\toldfire();\n\t\t\t\t}\n\t\t\t};\n\t\t}\n\t\thooks.unqueued++;\n\n\t\tanim.always( function() {\n\n\t\t\t// Ensure the complete handler is called before this completes\n\t\t\tanim.always( function() {\n\t\t\t\thooks.unqueued--;\n\t\t\t\tif ( !jQuery.queue( elem, \"fx\" ).length ) {\n\t\t\t\t\thooks.empty.fire();\n\t\t\t\t}\n\t\t\t} );\n\t\t} );\n\t}\n\n\t// Detect show/hide animations\n\tfor ( prop in props ) {\n\t\tvalue = props[ prop ];\n\t\tif ( rfxtypes.test( value ) ) {\n\t\t\tdelete props[ prop ];\n\t\t\ttoggle = toggle || value === \"toggle\";\n\t\t\tif ( value === ( hidden ? \"hide\" : \"show\" ) ) {\n\n\t\t\t\t// Pretend to be hidden if this is a \"show\" and\n\t\t\t\t// there is still data from a stopped show/hide\n\t\t\t\tif ( value === \"show\" && dataShow && dataShow[ prop ] !== undefined ) {\n\t\t\t\t\thidden = true;\n\n\t\t\t\t// Ignore all other no-op show/hide data\n\t\t\t\t} else {\n\t\t\t\t\tcontinue;\n\t\t\t\t}\n\t\t\t}\n\t\t\torig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );\n\t\t}\n\t}\n\n\t// Bail out if this is a no-op like .hide().hide()\n\tpropTween = !jQuery.isEmptyObject( props );\n\tif ( !propTween && jQuery.isEmptyObject( orig ) ) {\n\t\treturn;\n\t}\n\n\t// Restrict \"overflow\" and \"display\" styles during box animations\n\tif ( isBox && elem.nodeType === 1 ) {\n\n\t\t// Support: IE <=9 - 11, Edge 12 - 15\n\t\t// Record all 3 overflow attributes because IE does not infer the shorthand\n\t\t// from identically-valued overflowX and overflowY and Edge just mirrors\n\t\t// the overflowX value there.\n\t\topts.overflow = [ style.overflow, style.overflowX, style.overflowY ];\n\n\t\t// Identify a display type, preferring old show/hide data over the CSS cascade\n\t\trestoreDisplay = dataShow && dataShow.display;\n\t\tif ( restoreDisplay == null ) {\n\t\t\trestoreDisplay = dataPriv.get( elem, \"display\" );\n\t\t}\n\t\tdisplay = jQuery.css( elem, \"display\" );\n\t\tif ( display === \"none\" ) {\n\t\t\tif ( restoreDisplay ) {\n\t\t\t\tdisplay = restoreDisplay;\n\t\t\t} else {\n\n\t\t\t\t// Get nonempty value(s) by temporarily forcing visibility\n\t\t\t\tshowHide( [ elem ], true );\n\t\t\t\trestoreDisplay = elem.style.display || restoreDisplay;\n\t\t\t\tdisplay = jQuery.css( elem, \"display\" );\n\t\t\t\tshowHide( [ elem ] );\n\t\t\t}\n\t\t}\n\n\t\t// Animate inline elements as inline-block\n\t\tif ( display === \"inline\" || display === \"inline-block\" && restoreDisplay != null ) {\n\t\t\tif ( jQuery.css( elem, \"float\" ) === \"none\" ) {\n\n\t\t\t\t// Restore the original display value at the end of pure show/hide animations\n\t\t\t\tif ( !propTween ) {\n\t\t\t\t\tanim.done( function() {\n\t\t\t\t\t\tstyle.display = restoreDisplay;\n\t\t\t\t\t} );\n\t\t\t\t\tif ( restoreDisplay == null ) {\n\t\t\t\t\t\tdisplay = style.display;\n\t\t\t\t\t\trestoreDisplay = display === \"none\" ? \"\" : display;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t\tstyle.display = \"inline-block\";\n\t\t\t}\n\t\t}\n\t}\n\n\tif ( opts.overflow ) {\n\t\tstyle.overflow = \"hidden\";\n\t\tanim.always( function() {\n\t\t\tstyle.overflow = opts.overflow[ 0 ];\n\t\t\tstyle.overflowX = opts.overflow[ 1 ];\n\t\t\tstyle.overflowY = opts.overflow[ 2 ];\n\t\t} );\n\t}\n\n\t// Implement show/hide animations\n\tpropTween = false;\n\tfor ( prop in orig ) {\n\n\t\t// General show/hide setup for this element animation\n\t\tif ( !propTween ) {\n\t\t\tif ( dataShow ) {\n\t\t\t\tif ( \"hidden\" in dataShow ) {\n\t\t\t\t\thidden = dataShow.hidden;\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tdataShow = dataPriv.access( elem, \"fxshow\", { display: restoreDisplay } );\n\t\t\t}\n\n\t\t\t// Store hidden/visible for toggle so `.stop().toggle()` \"reverses\"\n\t\t\tif ( toggle ) {\n\t\t\t\tdataShow.hidden = !hidden;\n\t\t\t}\n\n\t\t\t// Show elements before animating them\n\t\t\tif ( hidden ) {\n\t\t\t\tshowHide( [ elem ], true );\n\t\t\t}\n\n\t\t\t/* eslint-disable no-loop-func */\n\n\t\t\tanim.done( function() {\n\n\t\t\t/* eslint-enable no-loop-func */\n\n\t\t\t\t// The final step of a \"hide\" animation is actually hiding the element\n\t\t\t\tif ( !hidden ) {\n\t\t\t\t\tshowHide( [ elem ] );\n\t\t\t\t}\n\t\t\t\tdataPriv.remove( elem, \"fxshow\" );\n\t\t\t\tfor ( prop in orig ) {\n\t\t\t\t\tjQuery.style( elem, prop, orig[ prop ] );\n\t\t\t\t}\n\t\t\t} );\n\t\t}\n\n\t\t// Per-property setup\n\t\tpropTween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );\n\t\tif ( !( prop in dataShow ) ) {\n\t\t\tdataShow[ prop ] = propTween.start;\n\t\t\tif ( hidden ) {\n\t\t\t\tpropTween.end = propTween.start;\n\t\t\t\tpropTween.start = 0;\n\t\t\t}\n\t\t}\n\t}\n}\n\nfunction propFilter( props, specialEasing ) {\n\tvar index, name, easing, value, hooks;\n\n\t// camelCase, specialEasing and expand cssHook pass\n\tfor ( index in props ) {\n\t\tname = camelCase( index );\n\t\teasing = specialEasing[ name ];\n\t\tvalue = props[ index ];\n\t\tif ( Array.isArray( value ) ) {\n\t\t\teasing = value[ 1 ];\n\t\t\tvalue = props[ index ] = value[ 0 ];\n\t\t}\n\n\t\tif ( index !== name ) {\n\t\t\tprops[ name ] = value;\n\t\t\tdelete props[ index ];\n\t\t}\n\n\t\thooks = jQuery.cssHooks[ name ];\n\t\tif ( hooks && \"expand\" in hooks ) {\n\t\t\tvalue = hooks.expand( value );\n\t\t\tdelete props[ name ];\n\n\t\t\t// Not quite $.extend, this won't overwrite existing keys.\n\t\t\t// Reusing 'index' because we have the correct \"name\"\n\t\t\tfor ( index in value ) {\n\t\t\t\tif ( !( index in props ) ) {\n\t\t\t\t\tprops[ index ] = value[ index ];\n\t\t\t\t\tspecialEasing[ index ] = easing;\n\t\t\t\t}\n\t\t\t}\n\t\t} else {\n\t\t\tspecialEasing[ name ] = easing;\n\t\t}\n\t}\n}\n\nfunction Animation( elem, properties, options ) {\n\tvar result,\n\t\tstopped,\n\t\tindex = 0,\n\t\tlength = Animation.prefilters.length,\n\t\tdeferred = jQuery.Deferred().always( function() {\n\n\t\t\t// Don't match elem in the :animated selector\n\t\t\tdelete tick.elem;\n\t\t} ),\n\t\ttick = function() {\n\t\t\tif ( stopped ) {\n\t\t\t\treturn false;\n\t\t\t}\n\t\t\tvar currentTime = fxNow || createFxNow(),\n\t\t\t\tremaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),\n\n\t\t\t\t// Support: Android 2.3 only\n\t\t\t\t// Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (#12497)\n\t\t\t\ttemp = remaining / animation.duration || 0,\n\t\t\t\tpercent = 1 - temp,\n\t\t\t\tindex = 0,\n\t\t\t\tlength = animation.tweens.length;\n\n\t\t\tfor ( ; index < length; index++ ) {\n\t\t\t\tanimation.tweens[ index ].run( percent );\n\t\t\t}\n\n\t\t\tdeferred.notifyWith( elem, [ animation, percent, remaining ] );\n\n\t\t\t// If there's more to do, yield\n\t\t\tif ( percent < 1 && length ) {\n\t\t\t\treturn remaining;\n\t\t\t}\n\n\t\t\t// If this was an empty animation, synthesize a final progress notification\n\t\t\tif ( !length ) {\n\t\t\t\tdeferred.notifyWith( elem, [ animation, 1, 0 ] );\n\t\t\t}\n\n\t\t\t// Resolve the animation and report its conclusion\n\t\t\tdeferred.resolveWith( elem, [ animation ] );\n\t\t\treturn false;\n\t\t},\n\t\tanimation = deferred.promise( {\n\t\t\telem: elem,\n\t\t\tprops: jQuery.extend( {}, properties ),\n\t\t\topts: jQuery.extend( true, {\n\t\t\t\tspecialEasing: {},\n\t\t\t\teasing: jQuery.easing._default\n\t\t\t}, options ),\n\t\t\toriginalProperties: properties,\n\t\t\toriginalOptions: options,\n\t\t\tstartTime: fxNow || createFxNow(),\n\t\t\tduration: options.duration,\n\t\t\ttweens: [],\n\t\t\tcreateTween: function( prop, end ) {\n\t\t\t\tvar tween = jQuery.Tween( elem, animation.opts, prop, end,\n\t\t\t\t\t\tanimation.opts.specialEasing[ prop ] || animation.opts.easing );\n\t\t\t\tanimation.tweens.push( tween );\n\t\t\t\treturn tween;\n\t\t\t},\n\t\t\tstop: function( gotoEnd ) {\n\t\t\t\tvar index = 0,\n\n\t\t\t\t\t// If we are going to the end, we want to run all the tweens\n\t\t\t\t\t// otherwise we skip this part\n\t\t\t\t\tlength = gotoEnd ? animation.tweens.length : 0;\n\t\t\t\tif ( stopped ) {\n\t\t\t\t\treturn this;\n\t\t\t\t}\n\t\t\t\tstopped = true;\n\t\t\t\tfor ( ; index < length; index++ ) {\n\t\t\t\t\tanimation.tweens[ index ].run( 1 );\n\t\t\t\t}\n\n\t\t\t\t// Resolve when we played the last frame; otherwise, reject\n\t\t\t\tif ( gotoEnd ) {\n\t\t\t\t\tdeferred.notifyWith( elem, [ animation, 1, 0 ] );\n\t\t\t\t\tdeferred.resolveWith( elem, [ animation, gotoEnd ] );\n\t\t\t\t} else {\n\t\t\t\t\tdeferred.rejectWith( elem, [ animation, gotoEnd ] );\n\t\t\t\t}\n\t\t\t\treturn this;\n\t\t\t}\n\t\t} ),\n\t\tprops = animation.props;\n\n\tpropFilter( props, animation.opts.specialEasing );\n\n\tfor ( ; index < length; index++ ) {\n\t\tresult = Animation.prefilters[ index ].call( animation, elem, props, animation.opts );\n\t\tif ( result ) {\n\t\t\tif ( isFunction( result.stop ) ) {\n\t\t\t\tjQuery._queueHooks( animation.elem, animation.opts.queue ).stop =\n\t\t\t\t\tresult.stop.bind( result );\n\t\t\t}\n\t\t\treturn result;\n\t\t}\n\t}\n\n\tjQuery.map( props, createTween, animation );\n\n\tif ( isFunction( animation.opts.start ) ) {\n\t\tanimation.opts.start.call( elem, animation );\n\t}\n\n\t// Attach callbacks from options\n\tanimation\n\t\t.progress( animation.opts.progress )\n\t\t.done( animation.opts.done, animation.opts.complete )\n\t\t.fail( animation.opts.fail )\n\t\t.always( animation.opts.always );\n\n\tjQuery.fx.timer(\n\t\tjQuery.extend( tick, {\n\t\t\telem: elem,\n\t\t\tanim: animation,\n\t\t\tqueue: animation.opts.queue\n\t\t} )\n\t);\n\n\treturn animation;\n}\n\njQuery.Animation = jQuery.extend( Animation, {\n\n\ttweeners: {\n\t\t\"*\": [ function( prop, value ) {\n\t\t\tvar tween = this.createTween( prop, value );\n\t\t\tadjustCSS( tween.elem, prop, rcssNum.exec( value ), tween );\n\t\t\treturn tween;\n\t\t} ]\n\t},\n\n\ttweener: function( props, callback ) {\n\t\tif ( isFunction( props ) ) {\n\t\t\tcallback = props;\n\t\t\tprops = [ \"*\" ];\n\t\t} else {\n\t\t\tprops = props.match( rnothtmlwhite );\n\t\t}\n\n\t\tvar prop,\n\t\t\tindex = 0,\n\t\t\tlength = props.length;\n\n\t\tfor ( ; index < length; index++ ) {\n\t\t\tprop = props[ index ];\n\t\t\tAnimation.tweeners[ prop ] = Animation.tweeners[ prop ] || [];\n\t\t\tAnimation.tweeners[ prop ].unshift( callback );\n\t\t}\n\t},\n\n\tprefilters: [ defaultPrefilter ],\n\n\tprefilter: function( callback, prepend ) {\n\t\tif ( prepend ) {\n\t\t\tAnimation.prefilters.unshift( callback );\n\t\t} else {\n\t\t\tAnimation.prefilters.push( callback );\n\t\t}\n\t}\n} );\n\njQuery.speed = function( speed, easing, fn ) {\n\tvar opt = speed && typeof speed === \"object\" ? jQuery.extend( {}, speed ) : {\n\t\tcomplete: fn || !fn && easing ||\n\t\t\tisFunction( speed ) && speed,\n\t\tduration: speed,\n\t\teasing: fn && easing || easing && !isFunction( easing ) && easing\n\t};\n\n\t// Go to the end state if fx are off\n\tif ( jQuery.fx.off ) {\n\t\topt.duration = 0;\n\n\t} else {\n\t\tif ( typeof opt.duration !== \"number\" ) {\n\t\t\tif ( opt.duration in jQuery.fx.speeds ) {\n\t\t\t\topt.duration = jQuery.fx.speeds[ opt.duration ];\n\n\t\t\t} else {\n\t\t\t\topt.duration = jQuery.fx.speeds._default;\n\t\t\t}\n\t\t}\n\t}\n\n\t// Normalize opt.queue - true/undefined/null -> \"fx\"\n\tif ( opt.queue == null || opt.queue === true ) {\n\t\topt.queue = \"fx\";\n\t}\n\n\t// Queueing\n\topt.old = opt.complete;\n\n\topt.complete = function() {\n\t\tif ( isFunction( opt.old ) ) {\n\t\t\topt.old.call( this );\n\t\t}\n\n\t\tif ( opt.queue ) {\n\t\t\tjQuery.dequeue( this, opt.queue );\n\t\t}\n\t};\n\n\treturn opt;\n};\n\njQuery.fn.extend( {\n\tfadeTo: function( speed, to, easing, callback ) {\n\n\t\t// Show any hidden elements after setting opacity to 0\n\t\treturn this.filter( isHiddenWithinTree ).css( \"opacity\", 0 ).show()\n\n\t\t\t// Animate to the value specified\n\t\t\t.end().animate( { opacity: to }, speed, easing, callback );\n\t},\n\tanimate: function( prop, speed, easing, callback ) {\n\t\tvar empty = jQuery.isEmptyObject( prop ),\n\t\t\toptall = jQuery.speed( speed, easing, callback ),\n\t\t\tdoAnimation = function() {\n\n\t\t\t\t// Operate on a copy of prop so per-property easing won't be lost\n\t\t\t\tvar anim = Animation( this, jQuery.extend( {}, prop ), optall );\n\n\t\t\t\t// Empty animations, or finishing resolves immediately\n\t\t\t\tif ( empty || dataPriv.get( this, \"finish\" ) ) {\n\t\t\t\t\tanim.stop( true );\n\t\t\t\t}\n\t\t\t};\n\t\t\tdoAnimation.finish = doAnimation;\n\n\t\treturn empty || optall.queue === false ?\n\t\t\tthis.each( doAnimation ) :\n\t\t\tthis.queue( optall.queue, doAnimation );\n\t},\n\tstop: function( type, clearQueue, gotoEnd ) {\n\t\tvar stopQueue = function( hooks ) {\n\t\t\tvar stop = hooks.stop;\n\t\t\tdelete hooks.stop;\n\t\t\tstop( gotoEnd );\n\t\t};\n\n\t\tif ( typeof type !== \"string\" ) {\n\t\t\tgotoEnd = clearQueue;\n\t\t\tclearQueue = type;\n\t\t\ttype = undefined;\n\t\t}\n\t\tif ( clearQueue ) {\n\t\t\tthis.queue( type || \"fx\", [] );\n\t\t}\n\n\t\treturn this.each( function() {\n\t\t\tvar dequeue = true,\n\t\t\t\tindex = type != null && type + \"queueHooks\",\n\t\t\t\ttimers = jQuery.timers,\n\t\t\t\tdata = dataPriv.get( this );\n\n\t\t\tif ( index ) {\n\t\t\t\tif ( data[ index ] && data[ index ].stop ) {\n\t\t\t\t\tstopQueue( data[ index ] );\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tfor ( index in data ) {\n\t\t\t\t\tif ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {\n\t\t\t\t\t\tstopQueue( data[ index ] );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tfor ( index = timers.length; index--; ) {\n\t\t\t\tif ( timers[ index ].elem === this &&\n\t\t\t\t\t( type == null || timers[ index ].queue === type ) ) {\n\n\t\t\t\t\ttimers[ index ].anim.stop( gotoEnd );\n\t\t\t\t\tdequeue = false;\n\t\t\t\t\ttimers.splice( index, 1 );\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// Start the next in the queue if the last step wasn't forced.\n\t\t\t// Timers currently will call their complete callbacks, which\n\t\t\t// will dequeue but only if they were gotoEnd.\n\t\t\tif ( dequeue || !gotoEnd ) {\n\t\t\t\tjQuery.dequeue( this, type );\n\t\t\t}\n\t\t} );\n\t},\n\tfinish: function( type ) {\n\t\tif ( type !== false ) {\n\t\t\ttype = type || \"fx\";\n\t\t}\n\t\treturn this.each( function() {\n\t\t\tvar index,\n\t\t\t\tdata = dataPriv.get( this ),\n\t\t\t\tqueue = data[ type + \"queue\" ],\n\t\t\t\thooks = data[ type + \"queueHooks\" ],\n\t\t\t\ttimers = jQuery.timers,\n\t\t\t\tlength = queue ? queue.length : 0;\n\n\t\t\t// Enable finishing flag on private data\n\t\t\tdata.finish = true;\n\n\t\t\t// Empty the queue first\n\t\t\tjQuery.queue( this, type, [] );\n\n\t\t\tif ( hooks && hooks.stop ) {\n\t\t\t\thooks.stop.call( this, true );\n\t\t\t}\n\n\t\t\t// Look for any active animations, and finish them\n\t\t\tfor ( index = timers.length; index--; ) {\n\t\t\t\tif ( timers[ index ].elem === this && timers[ index ].queue === type ) {\n\t\t\t\t\ttimers[ index ].anim.stop( true );\n\t\t\t\t\ttimers.splice( index, 1 );\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// Look for any animations in the old queue and finish them\n\t\t\tfor ( index = 0; index < length; index++ ) {\n\t\t\t\tif ( queue[ index ] && queue[ index ].finish ) {\n\t\t\t\t\tqueue[ index ].finish.call( this );\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// Turn off finishing flag\n\t\t\tdelete data.finish;\n\t\t} );\n\t}\n} );\n\njQuery.each( [ \"toggle\", \"show\", \"hide\" ], function( _i, name ) {\n\tvar cssFn = jQuery.fn[ name ];\n\tjQuery.fn[ name ] = function( speed, easing, callback ) {\n\t\treturn speed == null || typeof speed === \"boolean\" ?\n\t\t\tcssFn.apply( this, arguments ) :\n\t\t\tthis.animate( genFx( name, true ), speed, easing, callback );\n\t};\n} );\n\n// Generate shortcuts for custom animations\njQuery.each( {\n\tslideDown: genFx( \"show\" ),\n\tslideUp: genFx( \"hide\" ),\n\tslideToggle: genFx( \"toggle\" ),\n\tfadeIn: { opacity: \"show\" },\n\tfadeOut: { opacity: \"hide\" },\n\tfadeToggle: { opacity: \"toggle\" }\n}, function( name, props ) {\n\tjQuery.fn[ name ] = function( speed, easing, callback ) {\n\t\treturn this.animate( props, speed, easing, callback );\n\t};\n} );\n\njQuery.timers = [];\njQuery.fx.tick = function() {\n\tvar timer,\n\t\ti = 0,\n\t\ttimers = jQuery.timers;\n\n\tfxNow = Date.now();\n\n\tfor ( ; i < timers.length; i++ ) {\n\t\ttimer = timers[ i ];\n\n\t\t// Run the timer and safely remove it when done (allowing for external removal)\n\t\tif ( !timer() && timers[ i ] === timer ) {\n\t\t\ttimers.splice( i--, 1 );\n\t\t}\n\t}\n\n\tif ( !timers.length ) {\n\t\tjQuery.fx.stop();\n\t}\n\tfxNow = undefined;\n};\n\njQuery.fx.timer = function( timer ) {\n\tjQuery.timers.push( timer );\n\tjQuery.fx.start();\n};\n\njQuery.fx.interval = 13;\njQuery.fx.start = function() {\n\tif ( inProgress ) {\n\t\treturn;\n\t}\n\n\tinProgress = true;\n\tschedule();\n};\n\njQuery.fx.stop = function() {\n\tinProgress = null;\n};\n\njQuery.fx.speeds = {\n\tslow: 600,\n\tfast: 200,\n\n\t// Default speed\n\t_default: 400\n};\n\n\n// Based off of the plugin by Clint Helfers, with permission.\n// https://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/\njQuery.fn.delay = function( time, type ) {\n\ttime = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;\n\ttype = type || \"fx\";\n\n\treturn this.queue( type, function( next, hooks ) {\n\t\tvar timeout = window.setTimeout( next, time );\n\t\thooks.stop = function() {\n\t\t\twindow.clearTimeout( timeout );\n\t\t};\n\t} );\n};\n\n\n( function() {\n\tvar input = document.createElement( \"input\" ),\n\t\tselect = document.createElement( \"select\" ),\n\t\topt = select.appendChild( document.createElement( \"option\" ) );\n\n\tinput.type = \"checkbox\";\n\n\t// Support: Android <=4.3 only\n\t// Default value for a checkbox should be \"on\"\n\tsupport.checkOn = input.value !== \"\";\n\n\t// Support: IE <=11 only\n\t// Must access selectedIndex to make default options select\n\tsupport.optSelected = opt.selected;\n\n\t// Support: IE <=11 only\n\t// An input loses its value after becoming a radio\n\tinput = document.createElement( \"input\" );\n\tinput.value = \"t\";\n\tinput.type = \"radio\";\n\tsupport.radioValue = input.value === \"t\";\n} )();\n\n\nvar boolHook,\n\tattrHandle = jQuery.expr.attrHandle;\n\njQuery.fn.extend( {\n\tattr: function( name, value ) {\n\t\treturn access( this, jQuery.attr, name, value, arguments.length > 1 );\n\t},\n\n\tremoveAttr: function( name ) {\n\t\treturn this.each( function() {\n\t\t\tjQuery.removeAttr( this, name );\n\t\t} );\n\t}\n} );\n\njQuery.extend( {\n\tattr: function( elem, name, value ) {\n\t\tvar ret, hooks,\n\t\t\tnType = elem.nodeType;\n\n\t\t// Don't get/set attributes on text, comment and attribute nodes\n\t\tif ( nType === 3 || nType === 8 || nType === 2 ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// Fallback to prop when attributes are not supported\n\t\tif ( typeof elem.getAttribute === \"undefined\" ) {\n\t\t\treturn jQuery.prop( elem, name, value );\n\t\t}\n\n\t\t// Attribute hooks are determined by the lowercase version\n\t\t// Grab necessary hook if one is defined\n\t\tif ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {\n\t\t\thooks = jQuery.attrHooks[ name.toLowerCase() ] ||\n\t\t\t\t( jQuery.expr.match.bool.test( name ) ? boolHook : undefined );\n\t\t}\n\n\t\tif ( value !== undefined ) {\n\t\t\tif ( value === null ) {\n\t\t\t\tjQuery.removeAttr( elem, name );\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\tif ( hooks && \"set\" in hooks &&\n\t\t\t\t( ret = hooks.set( elem, value, name ) ) !== undefined ) {\n\t\t\t\treturn ret;\n\t\t\t}\n\n\t\t\telem.setAttribute( name, value + \"\" );\n\t\t\treturn value;\n\t\t}\n\n\t\tif ( hooks && \"get\" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {\n\t\t\treturn ret;\n\t\t}\n\n\t\tret = jQuery.find.attr( elem, name );\n\n\t\t// Non-existent attributes return null, we normalize to undefined\n\t\treturn ret == null ? undefined : ret;\n\t},\n\n\tattrHooks: {\n\t\ttype: {\n\t\t\tset: function( elem, value ) {\n\t\t\t\tif ( !support.radioValue && value === \"radio\" &&\n\t\t\t\t\tnodeName( elem, \"input\" ) ) {\n\t\t\t\t\tvar val = elem.value;\n\t\t\t\t\telem.setAttribute( \"type\", value );\n\t\t\t\t\tif ( val ) {\n\t\t\t\t\t\telem.value = val;\n\t\t\t\t\t}\n\t\t\t\t\treturn value;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t},\n\n\tremoveAttr: function( elem, value ) {\n\t\tvar name,\n\t\t\ti = 0,\n\n\t\t\t// Attribute names can contain non-HTML whitespace characters\n\t\t\t// https://html.spec.whatwg.org/multipage/syntax.html#attributes-2\n\t\t\tattrNames = value && value.match( rnothtmlwhite );\n\n\t\tif ( attrNames && elem.nodeType === 1 ) {\n\t\t\twhile ( ( name = attrNames[ i++ ] ) ) {\n\t\t\t\telem.removeAttribute( name );\n\t\t\t}\n\t\t}\n\t}\n} );\n\n// Hooks for boolean attributes\nboolHook = {\n\tset: function( elem, value, name ) {\n\t\tif ( value === false ) {\n\n\t\t\t// Remove boolean attributes when set to false\n\t\t\tjQuery.removeAttr( elem, name );\n\t\t} else {\n\t\t\telem.setAttribute( name, name );\n\t\t}\n\t\treturn name;\n\t}\n};\n\njQuery.each( jQuery.expr.match.bool.source.match( /\\w+/g ), function( _i, name ) {\n\tvar getter = attrHandle[ name ] || jQuery.find.attr;\n\n\tattrHandle[ name ] = function( elem, name, isXML ) {\n\t\tvar ret, handle,\n\t\t\tlowercaseName = name.toLowerCase();\n\n\t\tif ( !isXML ) {\n\n\t\t\t// Avoid an infinite loop by temporarily removing this function from the getter\n\t\t\thandle = attrHandle[ lowercaseName ];\n\t\t\tattrHandle[ lowercaseName ] = ret;\n\t\t\tret = getter( elem, name, isXML ) != null ?\n\t\t\t\tlowercaseName :\n\t\t\t\tnull;\n\t\t\tattrHandle[ lowercaseName ] = handle;\n\t\t}\n\t\treturn ret;\n\t};\n} );\n\n\n\n\nvar rfocusable = /^(?:input|select|textarea|button)$/i,\n\trclickable = /^(?:a|area)$/i;\n\njQuery.fn.extend( {\n\tprop: function( name, value ) {\n\t\treturn access( this, jQuery.prop, name, value, arguments.length > 1 );\n\t},\n\n\tremoveProp: function( name ) {\n\t\treturn this.each( function() {\n\t\t\tdelete this[ jQuery.propFix[ name ] || name ];\n\t\t} );\n\t}\n} );\n\njQuery.extend( {\n\tprop: function( elem, name, value ) {\n\t\tvar ret, hooks,\n\t\t\tnType = elem.nodeType;\n\n\t\t// Don't get/set properties on text, comment and attribute nodes\n\t\tif ( nType === 3 || nType === 8 || nType === 2 ) {\n\t\t\treturn;\n\t\t}\n\n\t\tif ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {\n\n\t\t\t// Fix name and attach hooks\n\t\t\tname = jQuery.propFix[ name ] || name;\n\t\t\thooks = jQuery.propHooks[ name ];\n\t\t}\n\n\t\tif ( value !== undefined ) {\n\t\t\tif ( hooks && \"set\" in hooks &&\n\t\t\t\t( ret = hooks.set( elem, value, name ) ) !== undefined ) {\n\t\t\t\treturn ret;\n\t\t\t}\n\n\t\t\treturn ( elem[ name ] = value );\n\t\t}\n\n\t\tif ( hooks && \"get\" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {\n\t\t\treturn ret;\n\t\t}\n\n\t\treturn elem[ name ];\n\t},\n\n\tpropHooks: {\n\t\ttabIndex: {\n\t\t\tget: function( elem ) {\n\n\t\t\t\t// Support: IE <=9 - 11 only\n\t\t\t\t// elem.tabIndex doesn't always return the\n\t\t\t\t// correct value when it hasn't been explicitly set\n\t\t\t\t// https://web.archive.org/web/20141116233347/http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/\n\t\t\t\t// Use proper attribute retrieval(#12072)\n\t\t\t\tvar tabindex = jQuery.find.attr( elem, \"tabindex\" );\n\n\t\t\t\tif ( tabindex ) {\n\t\t\t\t\treturn parseInt( tabindex, 10 );\n\t\t\t\t}\n\n\t\t\t\tif (\n\t\t\t\t\trfocusable.test( elem.nodeName ) ||\n\t\t\t\t\trclickable.test( elem.nodeName ) &&\n\t\t\t\t\telem.href\n\t\t\t\t) {\n\t\t\t\t\treturn 0;\n\t\t\t\t}\n\n\t\t\t\treturn -1;\n\t\t\t}\n\t\t}\n\t},\n\n\tpropFix: {\n\t\t\"for\": \"htmlFor\",\n\t\t\"class\": \"className\"\n\t}\n} );\n\n// Support: IE <=11 only\n// Accessing the selectedIndex property\n// forces the browser to respect setting selected\n// on the option\n// The getter ensures a default option is selected\n// when in an optgroup\n// eslint rule \"no-unused-expressions\" is disabled for this code\n// since it considers such accessions noop\nif ( !support.optSelected ) {\n\tjQuery.propHooks.selected = {\n\t\tget: function( elem ) {\n\n\t\t\t/* eslint no-unused-expressions: \"off\" */\n\n\t\t\tvar parent = elem.parentNode;\n\t\t\tif ( parent && parent.parentNode ) {\n\t\t\t\tparent.parentNode.selectedIndex;\n\t\t\t}\n\t\t\treturn null;\n\t\t},\n\t\tset: function( elem ) {\n\n\t\t\t/* eslint no-unused-expressions: \"off\" */\n\n\t\t\tvar parent = elem.parentNode;\n\t\t\tif ( parent ) {\n\t\t\t\tparent.selectedIndex;\n\n\t\t\t\tif ( parent.parentNode ) {\n\t\t\t\t\tparent.parentNode.selectedIndex;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t};\n}\n\njQuery.each( [\n\t\"tabIndex\",\n\t\"readOnly\",\n\t\"maxLength\",\n\t\"cellSpacing\",\n\t\"cellPadding\",\n\t\"rowSpan\",\n\t\"colSpan\",\n\t\"useMap\",\n\t\"frameBorder\",\n\t\"contentEditable\"\n], function() {\n\tjQuery.propFix[ this.toLowerCase() ] = this;\n} );\n\n\n\n\n\t// Strip and collapse whitespace according to HTML spec\n\t// https://infra.spec.whatwg.org/#strip-and-collapse-ascii-whitespace\n\tfunction stripAndCollapse( value ) {\n\t\tvar tokens = value.match( rnothtmlwhite ) || [];\n\t\treturn tokens.join( \" \" );\n\t}\n\n\nfunction getClass( elem ) {\n\treturn elem.getAttribute && elem.getAttribute( \"class\" ) || \"\";\n}\n\nfunction classesToArray( value ) {\n\tif ( Array.isArray( value ) ) {\n\t\treturn value;\n\t}\n\tif ( typeof value === \"string\" ) {\n\t\treturn value.match( rnothtmlwhite ) || [];\n\t}\n\treturn [];\n}\n\njQuery.fn.extend( {\n\taddClass: function( value ) {\n\t\tvar classes, elem, cur, curValue, clazz, j, finalValue,\n\t\t\ti = 0;\n\n\t\tif ( isFunction( value ) ) {\n\t\t\treturn this.each( function( j ) {\n\t\t\t\tjQuery( this ).addClass( value.call( this, j, getClass( this ) ) );\n\t\t\t} );\n\t\t}\n\n\t\tclasses = classesToArray( value );\n\n\t\tif ( classes.length ) {\n\t\t\twhile ( ( elem = this[ i++ ] ) ) {\n\t\t\t\tcurValue = getClass( elem );\n\t\t\t\tcur = elem.nodeType === 1 && ( \" \" + stripAndCollapse( curValue ) + \" \" );\n\n\t\t\t\tif ( cur ) {\n\t\t\t\t\tj = 0;\n\t\t\t\t\twhile ( ( clazz = classes[ j++ ] ) ) {\n\t\t\t\t\t\tif ( cur.indexOf( \" \" + clazz + \" \" ) < 0 ) {\n\t\t\t\t\t\t\tcur += clazz + \" \";\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\n\t\t\t\t\t// Only assign if different to avoid unneeded rendering.\n\t\t\t\t\tfinalValue = stripAndCollapse( cur );\n\t\t\t\t\tif ( curValue !== finalValue ) {\n\t\t\t\t\t\telem.setAttribute( \"class\", finalValue );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn this;\n\t},\n\n\tremoveClass: function( value ) {\n\t\tvar classes, elem, cur, curValue, clazz, j, finalValue,\n\t\t\ti = 0;\n\n\t\tif ( isFunction( value ) ) {\n\t\t\treturn this.each( function( j ) {\n\t\t\t\tjQuery( this ).removeClass( value.call( this, j, getClass( this ) ) );\n\t\t\t} );\n\t\t}\n\n\t\tif ( !arguments.length ) {\n\t\t\treturn this.attr( \"class\", \"\" );\n\t\t}\n\n\t\tclasses = classesToArray( value );\n\n\t\tif ( classes.length ) {\n\t\t\twhile ( ( elem = this[ i++ ] ) ) {\n\t\t\t\tcurValue = getClass( elem );\n\n\t\t\t\t// This expression is here for better compressibility (see addClass)\n\t\t\t\tcur = elem.nodeType === 1 && ( \" \" + stripAndCollapse( curValue ) + \" \" );\n\n\t\t\t\tif ( cur ) {\n\t\t\t\t\tj = 0;\n\t\t\t\t\twhile ( ( clazz = classes[ j++ ] ) ) {\n\n\t\t\t\t\t\t// Remove *all* instances\n\t\t\t\t\t\twhile ( cur.indexOf( \" \" + clazz + \" \" ) > -1 ) {\n\t\t\t\t\t\t\tcur = cur.replace( \" \" + clazz + \" \", \" \" );\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\n\t\t\t\t\t// Only assign if different to avoid unneeded rendering.\n\t\t\t\t\tfinalValue = stripAndCollapse( cur );\n\t\t\t\t\tif ( curValue !== finalValue ) {\n\t\t\t\t\t\telem.setAttribute( \"class\", finalValue );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn this;\n\t},\n\n\ttoggleClass: function( value, stateVal ) {\n\t\tvar type = typeof value,\n\t\t\tisValidValue = type === \"string\" || Array.isArray( value );\n\n\t\tif ( typeof stateVal === \"boolean\" && isValidValue ) {\n\t\t\treturn stateVal ? this.addClass( value ) : this.removeClass( value );\n\t\t}\n\n\t\tif ( isFunction( value ) ) {\n\t\t\treturn this.each( function( i ) {\n\t\t\t\tjQuery( this ).toggleClass(\n\t\t\t\t\tvalue.call( this, i, getClass( this ), stateVal ),\n\t\t\t\t\tstateVal\n\t\t\t\t);\n\t\t\t} );\n\t\t}\n\n\t\treturn this.each( function() {\n\t\t\tvar className, i, self, classNames;\n\n\t\t\tif ( isValidValue ) {\n\n\t\t\t\t// Toggle individual class names\n\t\t\t\ti = 0;\n\t\t\t\tself = jQuery( this );\n\t\t\t\tclassNames = classesToArray( value );\n\n\t\t\t\twhile ( ( className = classNames[ i++ ] ) ) {\n\n\t\t\t\t\t// Check each className given, space separated list\n\t\t\t\t\tif ( self.hasClass( className ) ) {\n\t\t\t\t\t\tself.removeClass( className );\n\t\t\t\t\t} else {\n\t\t\t\t\t\tself.addClass( className );\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t// Toggle whole class name\n\t\t\t} else if ( value === undefined || type === \"boolean\" ) {\n\t\t\t\tclassName = getClass( this );\n\t\t\t\tif ( className ) {\n\n\t\t\t\t\t// Store className if set\n\t\t\t\t\tdataPriv.set( this, \"__className__\", className );\n\t\t\t\t}\n\n\t\t\t\t// If the element has a class name or if we're passed `false`,\n\t\t\t\t// then remove the whole classname (if there was one, the above saved it).\n\t\t\t\t// Otherwise bring back whatever was previously saved (if anything),\n\t\t\t\t// falling back to the empty string if nothing was stored.\n\t\t\t\tif ( this.setAttribute ) {\n\t\t\t\t\tthis.setAttribute( \"class\",\n\t\t\t\t\t\tclassName || value === false ?\n\t\t\t\t\t\t\"\" :\n\t\t\t\t\t\tdataPriv.get( this, \"__className__\" ) || \"\"\n\t\t\t\t\t);\n\t\t\t\t}\n\t\t\t}\n\t\t} );\n\t},\n\n\thasClass: function( selector ) {\n\t\tvar className, elem,\n\t\t\ti = 0;\n\n\t\tclassName = \" \" + selector + \" \";\n\t\twhile ( ( elem = this[ i++ ] ) ) {\n\t\t\tif ( elem.nodeType === 1 &&\n\t\t\t\t( \" \" + stripAndCollapse( getClass( elem ) ) + \" \" ).indexOf( className ) > -1 ) {\n\t\t\t\t\treturn true;\n\t\t\t}\n\t\t}\n\n\t\treturn false;\n\t}\n} );\n\n\n\n\nvar rreturn = /\\r/g;\n\njQuery.fn.extend( {\n\tval: function( value ) {\n\t\tvar hooks, ret, valueIsFunction,\n\t\t\telem = this[ 0 ];\n\n\t\tif ( !arguments.length ) {\n\t\t\tif ( elem ) {\n\t\t\t\thooks = jQuery.valHooks[ elem.type ] ||\n\t\t\t\t\tjQuery.valHooks[ elem.nodeName.toLowerCase() ];\n\n\t\t\t\tif ( hooks &&\n\t\t\t\t\t\"get\" in hooks &&\n\t\t\t\t\t( ret = hooks.get( elem, \"value\" ) ) !== undefined\n\t\t\t\t) {\n\t\t\t\t\treturn ret;\n\t\t\t\t}\n\n\t\t\t\tret = elem.value;\n\n\t\t\t\t// Handle most common string cases\n\t\t\t\tif ( typeof ret === \"string\" ) {\n\t\t\t\t\treturn ret.replace( rreturn, \"\" );\n\t\t\t\t}\n\n\t\t\t\t// Handle cases where value is null/undef or number\n\t\t\t\treturn ret == null ? \"\" : ret;\n\t\t\t}\n\n\t\t\treturn;\n\t\t}\n\n\t\tvalueIsFunction = isFunction( value );\n\n\t\treturn this.each( function( i ) {\n\t\t\tvar val;\n\n\t\t\tif ( this.nodeType !== 1 ) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\tif ( valueIsFunction ) {\n\t\t\t\tval = value.call( this, i, jQuery( this ).val() );\n\t\t\t} else {\n\t\t\t\tval = value;\n\t\t\t}\n\n\t\t\t// Treat null/undefined as \"\"; convert numbers to string\n\t\t\tif ( val == null ) {\n\t\t\t\tval = \"\";\n\n\t\t\t} else if ( typeof val === \"number\" ) {\n\t\t\t\tval += \"\";\n\n\t\t\t} else if ( Array.isArray( val ) ) {\n\t\t\t\tval = jQuery.map( val, function( value ) {\n\t\t\t\t\treturn value == null ? \"\" : value + \"\";\n\t\t\t\t} );\n\t\t\t}\n\n\t\t\thooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];\n\n\t\t\t// If set returns undefined, fall back to normal setting\n\t\t\tif ( !hooks || !( \"set\" in hooks ) || hooks.set( this, val, \"value\" ) === undefined ) {\n\t\t\t\tthis.value = val;\n\t\t\t}\n\t\t} );\n\t}\n} );\n\njQuery.extend( {\n\tvalHooks: {\n\t\toption: {\n\t\t\tget: function( elem ) {\n\n\t\t\t\tvar val = jQuery.find.attr( elem, \"value\" );\n\t\t\t\treturn val != null ?\n\t\t\t\t\tval :\n\n\t\t\t\t\t// Support: IE <=10 - 11 only\n\t\t\t\t\t// option.text throws exceptions (#14686, #14858)\n\t\t\t\t\t// Strip and collapse whitespace\n\t\t\t\t\t// https://html.spec.whatwg.org/#strip-and-collapse-whitespace\n\t\t\t\t\tstripAndCollapse( jQuery.text( elem ) );\n\t\t\t}\n\t\t},\n\t\tselect: {\n\t\t\tget: function( elem ) {\n\t\t\t\tvar value, option, i,\n\t\t\t\t\toptions = elem.options,\n\t\t\t\t\tindex = elem.selectedIndex,\n\t\t\t\t\tone = elem.type === \"select-one\",\n\t\t\t\t\tvalues = one ? null : [],\n\t\t\t\t\tmax = one ? index + 1 : options.length;\n\n\t\t\t\tif ( index < 0 ) {\n\t\t\t\t\ti = max;\n\n\t\t\t\t} else {\n\t\t\t\t\ti = one ? index : 0;\n\t\t\t\t}\n\n\t\t\t\t// Loop through all the selected options\n\t\t\t\tfor ( ; i < max; i++ ) {\n\t\t\t\t\toption = options[ i ];\n\n\t\t\t\t\t// Support: IE <=9 only\n\t\t\t\t\t// IE8-9 doesn't update selected after form reset (#2551)\n\t\t\t\t\tif ( ( option.selected || i === index ) &&\n\n\t\t\t\t\t\t\t// Don't return options that are disabled or in a disabled optgroup\n\t\t\t\t\t\t\t!option.disabled &&\n\t\t\t\t\t\t\t( !option.parentNode.disabled ||\n\t\t\t\t\t\t\t\t!nodeName( option.parentNode, \"optgroup\" ) ) ) {\n\n\t\t\t\t\t\t// Get the specific value for the option\n\t\t\t\t\t\tvalue = jQuery( option ).val();\n\n\t\t\t\t\t\t// We don't need an array for one selects\n\t\t\t\t\t\tif ( one ) {\n\t\t\t\t\t\t\treturn value;\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// Multi-Selects return an array\n\t\t\t\t\t\tvalues.push( value );\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\treturn values;\n\t\t\t},\n\n\t\t\tset: function( elem, value ) {\n\t\t\t\tvar optionSet, option,\n\t\t\t\t\toptions = elem.options,\n\t\t\t\t\tvalues = jQuery.makeArray( value ),\n\t\t\t\t\ti = options.length;\n\n\t\t\t\twhile ( i-- ) {\n\t\t\t\t\toption = options[ i ];\n\n\t\t\t\t\t/* eslint-disable no-cond-assign */\n\n\t\t\t\t\tif ( option.selected =\n\t\t\t\t\t\tjQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1\n\t\t\t\t\t) {\n\t\t\t\t\t\toptionSet = true;\n\t\t\t\t\t}\n\n\t\t\t\t\t/* eslint-enable no-cond-assign */\n\t\t\t\t}\n\n\t\t\t\t// Force browsers to behave consistently when non-matching value is set\n\t\t\t\tif ( !optionSet ) {\n\t\t\t\t\telem.selectedIndex = -1;\n\t\t\t\t}\n\t\t\t\treturn values;\n\t\t\t}\n\t\t}\n\t}\n} );\n\n// Radios and checkboxes getter/setter\njQuery.each( [ \"radio\", \"checkbox\" ], function() {\n\tjQuery.valHooks[ this ] = {\n\t\tset: function( elem, value ) {\n\t\t\tif ( Array.isArray( value ) ) {\n\t\t\t\treturn ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 );\n\t\t\t}\n\t\t}\n\t};\n\tif ( !support.checkOn ) {\n\t\tjQuery.valHooks[ this ].get = function( elem ) {\n\t\t\treturn elem.getAttribute( \"value\" ) === null ? \"on\" : elem.value;\n\t\t};\n\t}\n} );\n\n\n\n\n// Return jQuery for attributes-only inclusion\n\n\nsupport.focusin = \"onfocusin\" in window;\n\n\nvar rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,\n\tstopPropagationCallback = function( e ) {\n\t\te.stopPropagation();\n\t};\n\njQuery.extend( jQuery.event, {\n\n\ttrigger: function( event, data, elem, onlyHandlers ) {\n\n\t\tvar i, cur, tmp, bubbleType, ontype, handle, special, lastElement,\n\t\t\teventPath = [ elem || document ],\n\t\t\ttype = hasOwn.call( event, \"type\" ) ? event.type : event,\n\t\t\tnamespaces = hasOwn.call( event, \"namespace\" ) ? event.namespace.split( \".\" ) : [];\n\n\t\tcur = lastElement = tmp = elem = elem || document;\n\n\t\t// Don't do events on text and comment nodes\n\t\tif ( elem.nodeType === 3 || elem.nodeType === 8 ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// focus/blur morphs to focusin/out; ensure we're not firing them right now\n\t\tif ( rfocusMorph.test( type + jQuery.event.triggered ) ) {\n\t\t\treturn;\n\t\t}\n\n\t\tif ( type.indexOf( \".\" ) > -1 ) {\n\n\t\t\t// Namespaced trigger; create a regexp to match event type in handle()\n\t\t\tnamespaces = type.split( \".\" );\n\t\t\ttype = namespaces.shift();\n\t\t\tnamespaces.sort();\n\t\t}\n\t\tontype = type.indexOf( \":\" ) < 0 && \"on\" + type;\n\n\t\t// Caller can pass in a jQuery.Event object, Object, or just an event type string\n\t\tevent = event[ jQuery.expando ] ?\n\t\t\tevent :\n\t\t\tnew jQuery.Event( type, typeof event === \"object\" && event );\n\n\t\t// Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)\n\t\tevent.isTrigger = onlyHandlers ? 2 : 3;\n\t\tevent.namespace = namespaces.join( \".\" );\n\t\tevent.rnamespace = event.namespace ?\n\t\t\tnew RegExp( \"(^|\\\\.)\" + namespaces.join( \"\\\\.(?:.*\\\\.|)\" ) + \"(\\\\.|$)\" ) :\n\t\t\tnull;\n\n\t\t// Clean up the event in case it is being reused\n\t\tevent.result = undefined;\n\t\tif ( !event.target ) {\n\t\t\tevent.target = elem;\n\t\t}\n\n\t\t// Clone any incoming data and prepend the event, creating the handler arg list\n\t\tdata = data == null ?\n\t\t\t[ event ] :\n\t\t\tjQuery.makeArray( data, [ event ] );\n\n\t\t// Allow special events to draw outside the lines\n\t\tspecial = jQuery.event.special[ type ] || {};\n\t\tif ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// Determine event propagation path in advance, per W3C events spec (#9951)\n\t\t// Bubble up to document, then to window; watch for a global ownerDocument var (#9724)\n\t\tif ( !onlyHandlers && !special.noBubble && !isWindow( elem ) ) {\n\n\t\t\tbubbleType = special.delegateType || type;\n\t\t\tif ( !rfocusMorph.test( bubbleType + type ) ) {\n\t\t\t\tcur = cur.parentNode;\n\t\t\t}\n\t\t\tfor ( ; cur; cur = cur.parentNode ) {\n\t\t\t\teventPath.push( cur );\n\t\t\t\ttmp = cur;\n\t\t\t}\n\n\t\t\t// Only add window if we got to document (e.g., not plain obj or detached DOM)\n\t\t\tif ( tmp === ( elem.ownerDocument || document ) ) {\n\t\t\t\teventPath.push( tmp.defaultView || tmp.parentWindow || window );\n\t\t\t}\n\t\t}\n\n\t\t// Fire handlers on the event path\n\t\ti = 0;\n\t\twhile ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) {\n\t\t\tlastElement = cur;\n\t\t\tevent.type = i > 1 ?\n\t\t\t\tbubbleType :\n\t\t\t\tspecial.bindType || type;\n\n\t\t\t// jQuery handler\n\t\t\thandle = (\n\t\t\t\t\tdataPriv.get( cur, \"events\" ) || Object.create( null )\n\t\t\t\t)[ event.type ] &&\n\t\t\t\tdataPriv.get( cur, \"handle\" );\n\t\t\tif ( handle ) {\n\t\t\t\thandle.apply( cur, data );\n\t\t\t}\n\n\t\t\t// Native handler\n\t\t\thandle = ontype && cur[ ontype ];\n\t\t\tif ( handle && handle.apply && acceptData( cur ) ) {\n\t\t\t\tevent.result = handle.apply( cur, data );\n\t\t\t\tif ( event.result === false ) {\n\t\t\t\t\tevent.preventDefault();\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t\tevent.type = type;\n\n\t\t// If nobody prevented the default action, do it now\n\t\tif ( !onlyHandlers && !event.isDefaultPrevented() ) {\n\n\t\t\tif ( ( !special._default ||\n\t\t\t\tspecial._default.apply( eventPath.pop(), data ) === false ) &&\n\t\t\t\tacceptData( elem ) ) {\n\n\t\t\t\t// Call a native DOM method on the target with the same name as the event.\n\t\t\t\t// Don't do default actions on window, that's where global variables be (#6170)\n\t\t\t\tif ( ontype && isFunction( elem[ type ] ) && !isWindow( elem ) ) {\n\n\t\t\t\t\t// Don't re-trigger an onFOO event when we call its FOO() method\n\t\t\t\t\ttmp = elem[ ontype ];\n\n\t\t\t\t\tif ( tmp ) {\n\t\t\t\t\t\telem[ ontype ] = null;\n\t\t\t\t\t}\n\n\t\t\t\t\t// Prevent re-triggering of the same event, since we already bubbled it above\n\t\t\t\t\tjQuery.event.triggered = type;\n\n\t\t\t\t\tif ( event.isPropagationStopped() ) {\n\t\t\t\t\t\tlastElement.addEventListener( type, stopPropagationCallback );\n\t\t\t\t\t}\n\n\t\t\t\t\telem[ type ]();\n\n\t\t\t\t\tif ( event.isPropagationStopped() ) {\n\t\t\t\t\t\tlastElement.removeEventListener( type, stopPropagationCallback );\n\t\t\t\t\t}\n\n\t\t\t\t\tjQuery.event.triggered = undefined;\n\n\t\t\t\t\tif ( tmp ) {\n\t\t\t\t\t\telem[ ontype ] = tmp;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn event.result;\n\t},\n\n\t// Piggyback on a donor event to simulate a different one\n\t// Used only for `focus(in | out)` events\n\tsimulate: function( type, elem, event ) {\n\t\tvar e = jQuery.extend(\n\t\t\tnew jQuery.Event(),\n\t\t\tevent,\n\t\t\t{\n\t\t\t\ttype: type,\n\t\t\t\tisSimulated: true\n\t\t\t}\n\t\t);\n\n\t\tjQuery.event.trigger( e, null, elem );\n\t}\n\n} );\n\njQuery.fn.extend( {\n\n\ttrigger: function( type, data ) {\n\t\treturn this.each( function() {\n\t\t\tjQuery.event.trigger( type, data, this );\n\t\t} );\n\t},\n\ttriggerHandler: function( type, data ) {\n\t\tvar elem = this[ 0 ];\n\t\tif ( elem ) {\n\t\t\treturn jQuery.event.trigger( type, data, elem, true );\n\t\t}\n\t}\n} );\n\n\n// Support: Firefox <=44\n// Firefox doesn't have focus(in | out) events\n// Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787\n//\n// Support: Chrome <=48 - 49, Safari <=9.0 - 9.1\n// focus(in | out) events fire after focus & blur events,\n// which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order\n// Related ticket - https://bugs.chromium.org/p/chromium/issues/detail?id=449857\nif ( !support.focusin ) {\n\tjQuery.each( { focus: \"focusin\", blur: \"focusout\" }, function( orig, fix ) {\n\n\t\t// Attach a single capturing handler on the document while someone wants focusin/focusout\n\t\tvar handler = function( event ) {\n\t\t\tjQuery.event.simulate( fix, event.target, jQuery.event.fix( event ) );\n\t\t};\n\n\t\tjQuery.event.special[ fix ] = {\n\t\t\tsetup: function() {\n\n\t\t\t\t// Handle: regular nodes (via `this.ownerDocument`), window\n\t\t\t\t// (via `this.document`) & document (via `this`).\n\t\t\t\tvar doc = this.ownerDocument || this.document || this,\n\t\t\t\t\tattaches = dataPriv.access( doc, fix );\n\n\t\t\t\tif ( !attaches ) {\n\t\t\t\t\tdoc.addEventListener( orig, handler, true );\n\t\t\t\t}\n\t\t\t\tdataPriv.access( doc, fix, ( attaches || 0 ) + 1 );\n\t\t\t},\n\t\t\tteardown: function() {\n\t\t\t\tvar doc = this.ownerDocument || this.document || this,\n\t\t\t\t\tattaches = dataPriv.access( doc, fix ) - 1;\n\n\t\t\t\tif ( !attaches ) {\n\t\t\t\t\tdoc.removeEventListener( orig, handler, true );\n\t\t\t\t\tdataPriv.remove( doc, fix );\n\n\t\t\t\t} else {\n\t\t\t\t\tdataPriv.access( doc, fix, attaches );\n\t\t\t\t}\n\t\t\t}\n\t\t};\n\t} );\n}\nvar location = window.location;\n\nvar nonce = { guid: Date.now() };\n\nvar rquery = ( /\\?/ );\n\n\n\n// Cross-browser xml parsing\njQuery.parseXML = function( data ) {\n\tvar xml;\n\tif ( !data || typeof data !== \"string\" ) {\n\t\treturn null;\n\t}\n\n\t// Support: IE 9 - 11 only\n\t// IE throws on parseFromString with invalid input.\n\ttry {\n\t\txml = ( new window.DOMParser() ).parseFromString( data, \"text/xml\" );\n\t} catch ( e ) {\n\t\txml = undefined;\n\t}\n\n\tif ( !xml || xml.getElementsByTagName( \"parsererror\" ).length ) {\n\t\tjQuery.error( \"Invalid XML: \" + data );\n\t}\n\treturn xml;\n};\n\n\nvar\n\trbracket = /\\[\\]$/,\n\trCRLF = /\\r?\\n/g,\n\trsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,\n\trsubmittable = /^(?:input|select|textarea|keygen)/i;\n\nfunction buildParams( prefix, obj, traditional, add ) {\n\tvar name;\n\n\tif ( Array.isArray( obj ) ) {\n\n\t\t// Serialize array item.\n\t\tjQuery.each( obj, function( i, v ) {\n\t\t\tif ( traditional || rbracket.test( prefix ) ) {\n\n\t\t\t\t// Treat each array item as a scalar.\n\t\t\t\tadd( prefix, v );\n\n\t\t\t} else {\n\n\t\t\t\t// Item is non-scalar (array or object), encode its numeric index.\n\t\t\t\tbuildParams(\n\t\t\t\t\tprefix + \"[\" + ( typeof v === \"object\" && v != null ? i : \"\" ) + \"]\",\n\t\t\t\t\tv,\n\t\t\t\t\ttraditional,\n\t\t\t\t\tadd\n\t\t\t\t);\n\t\t\t}\n\t\t} );\n\n\t} else if ( !traditional && toType( obj ) === \"object\" ) {\n\n\t\t// Serialize object item.\n\t\tfor ( name in obj ) {\n\t\t\tbuildParams( prefix + \"[\" + name + \"]\", obj[ name ], traditional, add );\n\t\t}\n\n\t} else {\n\n\t\t// Serialize scalar item.\n\t\tadd( prefix, obj );\n\t}\n}\n\n// Serialize an array of form elements or a set of\n// key/values into a query string\njQuery.param = function( a, traditional ) {\n\tvar prefix,\n\t\ts = [],\n\t\tadd = function( key, valueOrFunction ) {\n\n\t\t\t// If value is a function, invoke it and use its return value\n\t\t\tvar value = isFunction( valueOrFunction ) ?\n\t\t\t\tvalueOrFunction() :\n\t\t\t\tvalueOrFunction;\n\n\t\t\ts[ s.length ] = encodeURIComponent( key ) + \"=\" +\n\t\t\t\tencodeURIComponent( value == null ? \"\" : value );\n\t\t};\n\n\tif ( a == null ) {\n\t\treturn \"\";\n\t}\n\n\t// If an array was passed in, assume that it is an array of form elements.\n\tif ( Array.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {\n\n\t\t// Serialize the form elements\n\t\tjQuery.each( a, function() {\n\t\t\tadd( this.name, this.value );\n\t\t} );\n\n\t} else {\n\n\t\t// If traditional, encode the \"old\" way (the way 1.3.2 or older\n\t\t// did it), otherwise encode params recursively.\n\t\tfor ( prefix in a ) {\n\t\t\tbuildParams( prefix, a[ prefix ], traditional, add );\n\t\t}\n\t}\n\n\t// Return the resulting serialization\n\treturn s.join( \"&\" );\n};\n\njQuery.fn.extend( {\n\tserialize: function() {\n\t\treturn jQuery.param( this.serializeArray() );\n\t},\n\tserializeArray: function() {\n\t\treturn this.map( function() {\n\n\t\t\t// Can add propHook for \"elements\" to filter or add form elements\n\t\t\tvar elements = jQuery.prop( this, \"elements\" );\n\t\t\treturn elements ? jQuery.makeArray( elements ) : this;\n\t\t} )\n\t\t.filter( function() {\n\t\t\tvar type = this.type;\n\n\t\t\t// Use .is( \":disabled\" ) so that fieldset[disabled] works\n\t\t\treturn this.name && !jQuery( this ).is( \":disabled\" ) &&\n\t\t\t\trsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&\n\t\t\t\t( this.checked || !rcheckableType.test( type ) );\n\t\t} )\n\t\t.map( function( _i, elem ) {\n\t\t\tvar val = jQuery( this ).val();\n\n\t\t\tif ( val == null ) {\n\t\t\t\treturn null;\n\t\t\t}\n\n\t\t\tif ( Array.isArray( val ) ) {\n\t\t\t\treturn jQuery.map( val, function( val ) {\n\t\t\t\t\treturn { name: elem.name, value: val.replace( rCRLF, \"\\r\\n\" ) };\n\t\t\t\t} );\n\t\t\t}\n\n\t\t\treturn { name: elem.name, value: val.replace( rCRLF, \"\\r\\n\" ) };\n\t\t} ).get();\n\t}\n} );\n\n\nvar\n\tr20 = /%20/g,\n\trhash = /#.*$/,\n\trantiCache = /([?&])_=[^&]*/,\n\trheaders = /^(.*?):[ \\t]*([^\\r\\n]*)$/mg,\n\n\t// #7653, #8125, #8152: local protocol detection\n\trlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,\n\trnoContent = /^(?:GET|HEAD)$/,\n\trprotocol = /^\\/\\//,\n\n\t/* Prefilters\n\t * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)\n\t * 2) These are called:\n\t * - BEFORE asking for a transport\n\t * - AFTER param serialization (s.data is a string if s.processData is true)\n\t * 3) key is the dataType\n\t * 4) the catchall symbol \"*\" can be used\n\t * 5) execution will start with transport dataType and THEN continue down to \"*\" if needed\n\t */\n\tprefilters = {},\n\n\t/* Transports bindings\n\t * 1) key is the dataType\n\t * 2) the catchall symbol \"*\" can be used\n\t * 3) selection will start with transport dataType and THEN go to \"*\" if needed\n\t */\n\ttransports = {},\n\n\t// Avoid comment-prolog char sequence (#10098); must appease lint and evade compression\n\tallTypes = \"*/\".concat( \"*\" ),\n\n\t// Anchor tag for parsing the document origin\n\toriginAnchor = document.createElement( \"a\" );\n\toriginAnchor.href = location.href;\n\n// Base \"constructor\" for jQuery.ajaxPrefilter and jQuery.ajaxTransport\nfunction addToPrefiltersOrTransports( structure ) {\n\n\t// dataTypeExpression is optional and defaults to \"*\"\n\treturn function( dataTypeExpression, func ) {\n\n\t\tif ( typeof dataTypeExpression !== \"string\" ) {\n\t\t\tfunc = dataTypeExpression;\n\t\t\tdataTypeExpression = \"*\";\n\t\t}\n\n\t\tvar dataType,\n\t\t\ti = 0,\n\t\t\tdataTypes = dataTypeExpression.toLowerCase().match( rnothtmlwhite ) || [];\n\n\t\tif ( isFunction( func ) ) {\n\n\t\t\t// For each dataType in the dataTypeExpression\n\t\t\twhile ( ( dataType = dataTypes[ i++ ] ) ) {\n\n\t\t\t\t// Prepend if requested\n\t\t\t\tif ( dataType[ 0 ] === \"+\" ) {\n\t\t\t\t\tdataType = dataType.slice( 1 ) || \"*\";\n\t\t\t\t\t( structure[ dataType ] = structure[ dataType ] || [] ).unshift( func );\n\n\t\t\t\t// Otherwise append\n\t\t\t\t} else {\n\t\t\t\t\t( structure[ dataType ] = structure[ dataType ] || [] ).push( func );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t};\n}\n\n// Base inspection function for prefilters and transports\nfunction inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {\n\n\tvar inspected = {},\n\t\tseekingTransport = ( structure === transports );\n\n\tfunction inspect( dataType ) {\n\t\tvar selected;\n\t\tinspected[ dataType ] = true;\n\t\tjQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) {\n\t\t\tvar dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR );\n\t\t\tif ( typeof dataTypeOrTransport === \"string\" &&\n\t\t\t\t!seekingTransport && !inspected[ dataTypeOrTransport ] ) {\n\n\t\t\t\toptions.dataTypes.unshift( dataTypeOrTransport );\n\t\t\t\tinspect( dataTypeOrTransport );\n\t\t\t\treturn false;\n\t\t\t} else if ( seekingTransport ) {\n\t\t\t\treturn !( selected = dataTypeOrTransport );\n\t\t\t}\n\t\t} );\n\t\treturn selected;\n\t}\n\n\treturn inspect( options.dataTypes[ 0 ] ) || !inspected[ \"*\" ] && inspect( \"*\" );\n}\n\n// A special extend for ajax options\n// that takes \"flat\" options (not to be deep extended)\n// Fixes #9887\nfunction ajaxExtend( target, src ) {\n\tvar key, deep,\n\t\tflatOptions = jQuery.ajaxSettings.flatOptions || {};\n\n\tfor ( key in src ) {\n\t\tif ( src[ key ] !== undefined ) {\n\t\t\t( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ];\n\t\t}\n\t}\n\tif ( deep ) {\n\t\tjQuery.extend( true, target, deep );\n\t}\n\n\treturn target;\n}\n\n/* Handles responses to an ajax request:\n * - finds the right dataType (mediates between content-type and expected dataType)\n * - returns the corresponding response\n */\nfunction ajaxHandleResponses( s, jqXHR, responses ) {\n\n\tvar ct, type, finalDataType, firstDataType,\n\t\tcontents = s.contents,\n\t\tdataTypes = s.dataTypes;\n\n\t// Remove auto dataType and get content-type in the process\n\twhile ( dataTypes[ 0 ] === \"*\" ) {\n\t\tdataTypes.shift();\n\t\tif ( ct === undefined ) {\n\t\t\tct = s.mimeType || jqXHR.getResponseHeader( \"Content-Type\" );\n\t\t}\n\t}\n\n\t// Check if we're dealing with a known content-type\n\tif ( ct ) {\n\t\tfor ( type in contents ) {\n\t\t\tif ( contents[ type ] && contents[ type ].test( ct ) ) {\n\t\t\t\tdataTypes.unshift( type );\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\t}\n\n\t// Check to see if we have a response for the expected dataType\n\tif ( dataTypes[ 0 ] in responses ) {\n\t\tfinalDataType = dataTypes[ 0 ];\n\t} else {\n\n\t\t// Try convertible dataTypes\n\t\tfor ( type in responses ) {\n\t\t\tif ( !dataTypes[ 0 ] || s.converters[ type + \" \" + dataTypes[ 0 ] ] ) {\n\t\t\t\tfinalDataType = type;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t\tif ( !firstDataType ) {\n\t\t\t\tfirstDataType = type;\n\t\t\t}\n\t\t}\n\n\t\t// Or just use first one\n\t\tfinalDataType = finalDataType || firstDataType;\n\t}\n\n\t// If we found a dataType\n\t// We add the dataType to the list if needed\n\t// and return the corresponding response\n\tif ( finalDataType ) {\n\t\tif ( finalDataType !== dataTypes[ 0 ] ) {\n\t\t\tdataTypes.unshift( finalDataType );\n\t\t}\n\t\treturn responses[ finalDataType ];\n\t}\n}\n\n/* Chain conversions given the request and the original response\n * Also sets the responseXXX fields on the jqXHR instance\n */\nfunction ajaxConvert( s, response, jqXHR, isSuccess ) {\n\tvar conv2, current, conv, tmp, prev,\n\t\tconverters = {},\n\n\t\t// Work with a copy of dataTypes in case we need to modify it for conversion\n\t\tdataTypes = s.dataTypes.slice();\n\n\t// Create converters map with lowercased keys\n\tif ( dataTypes[ 1 ] ) {\n\t\tfor ( conv in s.converters ) {\n\t\t\tconverters[ conv.toLowerCase() ] = s.converters[ conv ];\n\t\t}\n\t}\n\n\tcurrent = dataTypes.shift();\n\n\t// Convert to each sequential dataType\n\twhile ( current ) {\n\n\t\tif ( s.responseFields[ current ] ) {\n\t\t\tjqXHR[ s.responseFields[ current ] ] = response;\n\t\t}\n\n\t\t// Apply the dataFilter if provided\n\t\tif ( !prev && isSuccess && s.dataFilter ) {\n\t\t\tresponse = s.dataFilter( response, s.dataType );\n\t\t}\n\n\t\tprev = current;\n\t\tcurrent = dataTypes.shift();\n\n\t\tif ( current ) {\n\n\t\t\t// There's only work to do if current dataType is non-auto\n\t\t\tif ( current === \"*\" ) {\n\n\t\t\t\tcurrent = prev;\n\n\t\t\t// Convert response if prev dataType is non-auto and differs from current\n\t\t\t} else if ( prev !== \"*\" && prev !== current ) {\n\n\t\t\t\t// Seek a direct converter\n\t\t\t\tconv = converters[ prev + \" \" + current ] || converters[ \"* \" + current ];\n\n\t\t\t\t// If none found, seek a pair\n\t\t\t\tif ( !conv ) {\n\t\t\t\t\tfor ( conv2 in converters ) {\n\n\t\t\t\t\t\t// If conv2 outputs current\n\t\t\t\t\t\ttmp = conv2.split( \" \" );\n\t\t\t\t\t\tif ( tmp[ 1 ] === current ) {\n\n\t\t\t\t\t\t\t// If prev can be converted to accepted input\n\t\t\t\t\t\t\tconv = converters[ prev + \" \" + tmp[ 0 ] ] ||\n\t\t\t\t\t\t\t\tconverters[ \"* \" + tmp[ 0 ] ];\n\t\t\t\t\t\t\tif ( conv ) {\n\n\t\t\t\t\t\t\t\t// Condense equivalence converters\n\t\t\t\t\t\t\t\tif ( conv === true ) {\n\t\t\t\t\t\t\t\t\tconv = converters[ conv2 ];\n\n\t\t\t\t\t\t\t\t// Otherwise, insert the intermediate dataType\n\t\t\t\t\t\t\t\t} else if ( converters[ conv2 ] !== true ) {\n\t\t\t\t\t\t\t\t\tcurrent = tmp[ 0 ];\n\t\t\t\t\t\t\t\t\tdataTypes.unshift( tmp[ 1 ] );\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\t// Apply converter (if not an equivalence)\n\t\t\t\tif ( conv !== true ) {\n\n\t\t\t\t\t// Unless errors are allowed to bubble, catch and return them\n\t\t\t\t\tif ( conv && s.throws ) {\n\t\t\t\t\t\tresponse = conv( response );\n\t\t\t\t\t} else {\n\t\t\t\t\t\ttry {\n\t\t\t\t\t\t\tresponse = conv( response );\n\t\t\t\t\t\t} catch ( e ) {\n\t\t\t\t\t\t\treturn {\n\t\t\t\t\t\t\t\tstate: \"parsererror\",\n\t\t\t\t\t\t\t\terror: conv ? e : \"No conversion from \" + prev + \" to \" + current\n\t\t\t\t\t\t\t};\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\n\treturn { state: \"success\", data: response };\n}\n\njQuery.extend( {\n\n\t// Counter for holding the number of active queries\n\tactive: 0,\n\n\t// Last-Modified header cache for next request\n\tlastModified: {},\n\tetag: {},\n\n\tajaxSettings: {\n\t\turl: location.href,\n\t\ttype: \"GET\",\n\t\tisLocal: rlocalProtocol.test( location.protocol ),\n\t\tglobal: true,\n\t\tprocessData: true,\n\t\tasync: true,\n\t\tcontentType: \"application/x-www-form-urlencoded; charset=UTF-8\",\n\n\t\t/*\n\t\ttimeout: 0,\n\t\tdata: null,\n\t\tdataType: null,\n\t\tusername: null,\n\t\tpassword: null,\n\t\tcache: null,\n\t\tthrows: false,\n\t\ttraditional: false,\n\t\theaders: {},\n\t\t*/\n\n\t\taccepts: {\n\t\t\t\"*\": allTypes,\n\t\t\ttext: \"text/plain\",\n\t\t\thtml: \"text/html\",\n\t\t\txml: \"application/xml, text/xml\",\n\t\t\tjson: \"application/json, text/javascript\"\n\t\t},\n\n\t\tcontents: {\n\t\t\txml: /\\bxml\\b/,\n\t\t\thtml: /\\bhtml/,\n\t\t\tjson: /\\bjson\\b/\n\t\t},\n\n\t\tresponseFields: {\n\t\t\txml: \"responseXML\",\n\t\t\ttext: \"responseText\",\n\t\t\tjson: \"responseJSON\"\n\t\t},\n\n\t\t// Data converters\n\t\t// Keys separate source (or catchall \"*\") and destination types with a single space\n\t\tconverters: {\n\n\t\t\t// Convert anything to text\n\t\t\t\"* text\": String,\n\n\t\t\t// Text to html (true = no transformation)\n\t\t\t\"text html\": true,\n\n\t\t\t// Evaluate text as a json expression\n\t\t\t\"text json\": JSON.parse,\n\n\t\t\t// Parse text as xml\n\t\t\t\"text xml\": jQuery.parseXML\n\t\t},\n\n\t\t// For options that shouldn't be deep extended:\n\t\t// you can add your own custom options here if\n\t\t// and when you create one that shouldn't be\n\t\t// deep extended (see ajaxExtend)\n\t\tflatOptions: {\n\t\t\turl: true,\n\t\t\tcontext: true\n\t\t}\n\t},\n\n\t// Creates a full fledged settings object into target\n\t// with both ajaxSettings and settings fields.\n\t// If target is omitted, writes into ajaxSettings.\n\tajaxSetup: function( target, settings ) {\n\t\treturn settings ?\n\n\t\t\t// Building a settings object\n\t\t\tajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :\n\n\t\t\t// Extending ajaxSettings\n\t\t\tajaxExtend( jQuery.ajaxSettings, target );\n\t},\n\n\tajaxPrefilter: addToPrefiltersOrTransports( prefilters ),\n\tajaxTransport: addToPrefiltersOrTransports( transports ),\n\n\t// Main method\n\tajax: function( url, options ) {\n\n\t\t// If url is an object, simulate pre-1.5 signature\n\t\tif ( typeof url === \"object\" ) {\n\t\t\toptions = url;\n\t\t\turl = undefined;\n\t\t}\n\n\t\t// Force options to be an object\n\t\toptions = options || {};\n\n\t\tvar transport,\n\n\t\t\t// URL without anti-cache param\n\t\t\tcacheURL,\n\n\t\t\t// Response headers\n\t\t\tresponseHeadersString,\n\t\t\tresponseHeaders,\n\n\t\t\t// timeout handle\n\t\t\ttimeoutTimer,\n\n\t\t\t// Url cleanup var\n\t\t\turlAnchor,\n\n\t\t\t// Request state (becomes false upon send and true upon completion)\n\t\t\tcompleted,\n\n\t\t\t// To know if global events are to be dispatched\n\t\t\tfireGlobals,\n\n\t\t\t// Loop variable\n\t\t\ti,\n\n\t\t\t// uncached part of the url\n\t\t\tuncached,\n\n\t\t\t// Create the final options object\n\t\t\ts = jQuery.ajaxSetup( {}, options ),\n\n\t\t\t// Callbacks context\n\t\t\tcallbackContext = s.context || s,\n\n\t\t\t// Context for global events is callbackContext if it is a DOM node or jQuery collection\n\t\t\tglobalEventContext = s.context &&\n\t\t\t\t( callbackContext.nodeType || callbackContext.jquery ) ?\n\t\t\t\t\tjQuery( callbackContext ) :\n\t\t\t\t\tjQuery.event,\n\n\t\t\t// Deferreds\n\t\t\tdeferred = jQuery.Deferred(),\n\t\t\tcompleteDeferred = jQuery.Callbacks( \"once memory\" ),\n\n\t\t\t// Status-dependent callbacks\n\t\t\tstatusCode = s.statusCode || {},\n\n\t\t\t// Headers (they are sent all at once)\n\t\t\trequestHeaders = {},\n\t\t\trequestHeadersNames = {},\n\n\t\t\t// Default abort message\n\t\t\tstrAbort = \"canceled\",\n\n\t\t\t// Fake xhr\n\t\t\tjqXHR = {\n\t\t\t\treadyState: 0,\n\n\t\t\t\t// Builds headers hashtable if needed\n\t\t\t\tgetResponseHeader: function( key ) {\n\t\t\t\t\tvar match;\n\t\t\t\t\tif ( completed ) {\n\t\t\t\t\t\tif ( !responseHeaders ) {\n\t\t\t\t\t\t\tresponseHeaders = {};\n\t\t\t\t\t\t\twhile ( ( match = rheaders.exec( responseHeadersString ) ) ) {\n\t\t\t\t\t\t\t\tresponseHeaders[ match[ 1 ].toLowerCase() + \" \" ] =\n\t\t\t\t\t\t\t\t\t( responseHeaders[ match[ 1 ].toLowerCase() + \" \" ] || [] )\n\t\t\t\t\t\t\t\t\t\t.concat( match[ 2 ] );\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t\tmatch = responseHeaders[ key.toLowerCase() + \" \" ];\n\t\t\t\t\t}\n\t\t\t\t\treturn match == null ? null : match.join( \", \" );\n\t\t\t\t},\n\n\t\t\t\t// Raw string\n\t\t\t\tgetAllResponseHeaders: function() {\n\t\t\t\t\treturn completed ? responseHeadersString : null;\n\t\t\t\t},\n\n\t\t\t\t// Caches the header\n\t\t\t\tsetRequestHeader: function( name, value ) {\n\t\t\t\t\tif ( completed == null ) {\n\t\t\t\t\t\tname = requestHeadersNames[ name.toLowerCase() ] =\n\t\t\t\t\t\t\trequestHeadersNames[ name.toLowerCase() ] || name;\n\t\t\t\t\t\trequestHeaders[ name ] = value;\n\t\t\t\t\t}\n\t\t\t\t\treturn this;\n\t\t\t\t},\n\n\t\t\t\t// Overrides response content-type header\n\t\t\t\toverrideMimeType: function( type ) {\n\t\t\t\t\tif ( completed == null ) {\n\t\t\t\t\t\ts.mimeType = type;\n\t\t\t\t\t}\n\t\t\t\t\treturn this;\n\t\t\t\t},\n\n\t\t\t\t// Status-dependent callbacks\n\t\t\t\tstatusCode: function( map ) {\n\t\t\t\t\tvar code;\n\t\t\t\t\tif ( map ) {\n\t\t\t\t\t\tif ( completed ) {\n\n\t\t\t\t\t\t\t// Execute the appropriate callbacks\n\t\t\t\t\t\t\tjqXHR.always( map[ jqXHR.status ] );\n\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\t// Lazy-add the new callbacks in a way that preserves old ones\n\t\t\t\t\t\t\tfor ( code in map ) {\n\t\t\t\t\t\t\t\tstatusCode[ code ] = [ statusCode[ code ], map[ code ] ];\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\treturn this;\n\t\t\t\t},\n\n\t\t\t\t// Cancel the request\n\t\t\t\tabort: function( statusText ) {\n\t\t\t\t\tvar finalText = statusText || strAbort;\n\t\t\t\t\tif ( transport ) {\n\t\t\t\t\t\ttransport.abort( finalText );\n\t\t\t\t\t}\n\t\t\t\t\tdone( 0, finalText );\n\t\t\t\t\treturn this;\n\t\t\t\t}\n\t\t\t};\n\n\t\t// Attach deferreds\n\t\tdeferred.promise( jqXHR );\n\n\t\t// Add protocol if not provided (prefilters might expect it)\n\t\t// Handle falsy url in the settings object (#10093: consistency with old signature)\n\t\t// We also use the url parameter if available\n\t\ts.url = ( ( url || s.url || location.href ) + \"\" )\n\t\t\t.replace( rprotocol, location.protocol + \"//\" );\n\n\t\t// Alias method option to type as per ticket #12004\n\t\ts.type = options.method || options.type || s.method || s.type;\n\n\t\t// Extract dataTypes list\n\t\ts.dataTypes = ( s.dataType || \"*\" ).toLowerCase().match( rnothtmlwhite ) || [ \"\" ];\n\n\t\t// A cross-domain request is in order when the origin doesn't match the current origin.\n\t\tif ( s.crossDomain == null ) {\n\t\t\turlAnchor = document.createElement( \"a\" );\n\n\t\t\t// Support: IE <=8 - 11, Edge 12 - 15\n\t\t\t// IE throws exception on accessing the href property if url is malformed,\n\t\t\t// e.g. http://example.com:80x/\n\t\t\ttry {\n\t\t\t\turlAnchor.href = s.url;\n\n\t\t\t\t// Support: IE <=8 - 11 only\n\t\t\t\t// Anchor's host property isn't correctly set when s.url is relative\n\t\t\t\turlAnchor.href = urlAnchor.href;\n\t\t\t\ts.crossDomain = originAnchor.protocol + \"//\" + originAnchor.host !==\n\t\t\t\t\turlAnchor.protocol + \"//\" + urlAnchor.host;\n\t\t\t} catch ( e ) {\n\n\t\t\t\t// If there is an error parsing the URL, assume it is crossDomain,\n\t\t\t\t// it can be rejected by the transport if it is invalid\n\t\t\t\ts.crossDomain = true;\n\t\t\t}\n\t\t}\n\n\t\t// Convert data if not already a string\n\t\tif ( s.data && s.processData && typeof s.data !== \"string\" ) {\n\t\t\ts.data = jQuery.param( s.data, s.traditional );\n\t\t}\n\n\t\t// Apply prefilters\n\t\tinspectPrefiltersOrTransports( prefilters, s, options, jqXHR );\n\n\t\t// If request was aborted inside a prefilter, stop there\n\t\tif ( completed ) {\n\t\t\treturn jqXHR;\n\t\t}\n\n\t\t// We can fire global events as of now if asked to\n\t\t// Don't fire events if jQuery.event is undefined in an AMD-usage scenario (#15118)\n\t\tfireGlobals = jQuery.event && s.global;\n\n\t\t// Watch for a new set of requests\n\t\tif ( fireGlobals && jQuery.active++ === 0 ) {\n\t\t\tjQuery.event.trigger( \"ajaxStart\" );\n\t\t}\n\n\t\t// Uppercase the type\n\t\ts.type = s.type.toUpperCase();\n\n\t\t// Determine if request has content\n\t\ts.hasContent = !rnoContent.test( s.type );\n\n\t\t// Save the URL in case we're toying with the If-Modified-Since\n\t\t// and/or If-None-Match header later on\n\t\t// Remove hash to simplify url manipulation\n\t\tcacheURL = s.url.replace( rhash, \"\" );\n\n\t\t// More options handling for requests with no content\n\t\tif ( !s.hasContent ) {\n\n\t\t\t// Remember the hash so we can put it back\n\t\t\tuncached = s.url.slice( cacheURL.length );\n\n\t\t\t// If data is available and should be processed, append data to url\n\t\t\tif ( s.data && ( s.processData || typeof s.data === \"string\" ) ) {\n\t\t\t\tcacheURL += ( rquery.test( cacheURL ) ? \"&\" : \"?\" ) + s.data;\n\n\t\t\t\t// #9682: remove data so that it's not used in an eventual retry\n\t\t\t\tdelete s.data;\n\t\t\t}\n\n\t\t\t// Add or update anti-cache param if needed\n\t\t\tif ( s.cache === false ) {\n\t\t\t\tcacheURL = cacheURL.replace( rantiCache, \"$1\" );\n\t\t\t\tuncached = ( rquery.test( cacheURL ) ? \"&\" : \"?\" ) + \"_=\" + ( nonce.guid++ ) +\n\t\t\t\t\tuncached;\n\t\t\t}\n\n\t\t\t// Put hash and anti-cache on the URL that will be requested (gh-1732)\n\t\t\ts.url = cacheURL + uncached;\n\n\t\t// Change '%20' to '+' if this is encoded form body content (gh-2658)\n\t\t} else if ( s.data && s.processData &&\n\t\t\t( s.contentType || \"\" ).indexOf( \"application/x-www-form-urlencoded\" ) === 0 ) {\n\t\t\ts.data = s.data.replace( r20, \"+\" );\n\t\t}\n\n\t\t// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.\n\t\tif ( s.ifModified ) {\n\t\t\tif ( jQuery.lastModified[ cacheURL ] ) {\n\t\t\t\tjqXHR.setRequestHeader( \"If-Modified-Since\", jQuery.lastModified[ cacheURL ] );\n\t\t\t}\n\t\t\tif ( jQuery.etag[ cacheURL ] ) {\n\t\t\t\tjqXHR.setRequestHeader( \"If-None-Match\", jQuery.etag[ cacheURL ] );\n\t\t\t}\n\t\t}\n\n\t\t// Set the correct header, if data is being sent\n\t\tif ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {\n\t\t\tjqXHR.setRequestHeader( \"Content-Type\", s.contentType );\n\t\t}\n\n\t\t// Set the Accepts header for the server, depending on the dataType\n\t\tjqXHR.setRequestHeader(\n\t\t\t\"Accept\",\n\t\t\ts.dataTypes[ 0 ] && s.accepts[ s.dataTypes[ 0 ] ] ?\n\t\t\t\ts.accepts[ s.dataTypes[ 0 ] ] +\n\t\t\t\t\t( s.dataTypes[ 0 ] !== \"*\" ? \", \" + allTypes + \"; q=0.01\" : \"\" ) :\n\t\t\t\ts.accepts[ \"*\" ]\n\t\t);\n\n\t\t// Check for headers option\n\t\tfor ( i in s.headers ) {\n\t\t\tjqXHR.setRequestHeader( i, s.headers[ i ] );\n\t\t}\n\n\t\t// Allow custom headers/mimetypes and early abort\n\t\tif ( s.beforeSend &&\n\t\t\t( s.beforeSend.call( callbackContext, jqXHR, s ) === false || completed ) ) {\n\n\t\t\t// Abort if not done already and return\n\t\t\treturn jqXHR.abort();\n\t\t}\n\n\t\t// Aborting is no longer a cancellation\n\t\tstrAbort = \"abort\";\n\n\t\t// Install callbacks on deferreds\n\t\tcompleteDeferred.add( s.complete );\n\t\tjqXHR.done( s.success );\n\t\tjqXHR.fail( s.error );\n\n\t\t// Get transport\n\t\ttransport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );\n\n\t\t// If no transport, we auto-abort\n\t\tif ( !transport ) {\n\t\t\tdone( -1, \"No Transport\" );\n\t\t} else {\n\t\t\tjqXHR.readyState = 1;\n\n\t\t\t// Send global event\n\t\t\tif ( fireGlobals ) {\n\t\t\t\tglobalEventContext.trigger( \"ajaxSend\", [ jqXHR, s ] );\n\t\t\t}\n\n\t\t\t// If request was aborted inside ajaxSend, stop there\n\t\t\tif ( completed ) {\n\t\t\t\treturn jqXHR;\n\t\t\t}\n\n\t\t\t// Timeout\n\t\t\tif ( s.async && s.timeout > 0 ) {\n\t\t\t\ttimeoutTimer = window.setTimeout( function() {\n\t\t\t\t\tjqXHR.abort( \"timeout\" );\n\t\t\t\t}, s.timeout );\n\t\t\t}\n\n\t\t\ttry {\n\t\t\t\tcompleted = false;\n\t\t\t\ttransport.send( requestHeaders, done );\n\t\t\t} catch ( e ) {\n\n\t\t\t\t// Rethrow post-completion exceptions\n\t\t\t\tif ( completed ) {\n\t\t\t\t\tthrow e;\n\t\t\t\t}\n\n\t\t\t\t// Propagate others as results\n\t\t\t\tdone( -1, e );\n\t\t\t}\n\t\t}\n\n\t\t// Callback for when everything is done\n\t\tfunction done( status, nativeStatusText, responses, headers ) {\n\t\t\tvar isSuccess, success, error, response, modified,\n\t\t\t\tstatusText = nativeStatusText;\n\n\t\t\t// Ignore repeat invocations\n\t\t\tif ( completed ) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\tcompleted = true;\n\n\t\t\t// Clear timeout if it exists\n\t\t\tif ( timeoutTimer ) {\n\t\t\t\twindow.clearTimeout( timeoutTimer );\n\t\t\t}\n\n\t\t\t// Dereference transport for early garbage collection\n\t\t\t// (no matter how long the jqXHR object will be used)\n\t\t\ttransport = undefined;\n\n\t\t\t// Cache response headers\n\t\t\tresponseHeadersString = headers || \"\";\n\n\t\t\t// Set readyState\n\t\t\tjqXHR.readyState = status > 0 ? 4 : 0;\n\n\t\t\t// Determine if successful\n\t\t\tisSuccess = status >= 200 && status < 300 || status === 304;\n\n\t\t\t// Get response data\n\t\t\tif ( responses ) {\n\t\t\t\tresponse = ajaxHandleResponses( s, jqXHR, responses );\n\t\t\t}\n\n\t\t\t// Use a noop converter for missing script\n\t\t\tif ( !isSuccess && jQuery.inArray( \"script\", s.dataTypes ) > -1 ) {\n\t\t\t\ts.converters[ \"text script\" ] = function() {};\n\t\t\t}\n\n\t\t\t// Convert no matter what (that way responseXXX fields are always set)\n\t\t\tresponse = ajaxConvert( s, response, jqXHR, isSuccess );\n\n\t\t\t// If successful, handle type chaining\n\t\t\tif ( isSuccess ) {\n\n\t\t\t\t// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.\n\t\t\t\tif ( s.ifModified ) {\n\t\t\t\t\tmodified = jqXHR.getResponseHeader( \"Last-Modified\" );\n\t\t\t\t\tif ( modified ) {\n\t\t\t\t\t\tjQuery.lastModified[ cacheURL ] = modified;\n\t\t\t\t\t}\n\t\t\t\t\tmodified = jqXHR.getResponseHeader( \"etag\" );\n\t\t\t\t\tif ( modified ) {\n\t\t\t\t\t\tjQuery.etag[ cacheURL ] = modified;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\t// if no content\n\t\t\t\tif ( status === 204 || s.type === \"HEAD\" ) {\n\t\t\t\t\tstatusText = \"nocontent\";\n\n\t\t\t\t// if not modified\n\t\t\t\t} else if ( status === 304 ) {\n\t\t\t\t\tstatusText = \"notmodified\";\n\n\t\t\t\t// If we have data, let's convert it\n\t\t\t\t} else {\n\t\t\t\t\tstatusText = response.state;\n\t\t\t\t\tsuccess = response.data;\n\t\t\t\t\terror = response.error;\n\t\t\t\t\tisSuccess = !error;\n\t\t\t\t}\n\t\t\t} else {\n\n\t\t\t\t// Extract error from statusText and normalize for non-aborts\n\t\t\t\terror = statusText;\n\t\t\t\tif ( status || !statusText ) {\n\t\t\t\t\tstatusText = \"error\";\n\t\t\t\t\tif ( status < 0 ) {\n\t\t\t\t\t\tstatus = 0;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// Set data for the fake xhr object\n\t\t\tjqXHR.status = status;\n\t\t\tjqXHR.statusText = ( nativeStatusText || statusText ) + \"\";\n\n\t\t\t// Success/Error\n\t\t\tif ( isSuccess ) {\n\t\t\t\tdeferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );\n\t\t\t} else {\n\t\t\t\tdeferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );\n\t\t\t}\n\n\t\t\t// Status-dependent callbacks\n\t\t\tjqXHR.statusCode( statusCode );\n\t\t\tstatusCode = undefined;\n\n\t\t\tif ( fireGlobals ) {\n\t\t\t\tglobalEventContext.trigger( isSuccess ? \"ajaxSuccess\" : \"ajaxError\",\n\t\t\t\t\t[ jqXHR, s, isSuccess ? success : error ] );\n\t\t\t}\n\n\t\t\t// Complete\n\t\t\tcompleteDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );\n\n\t\t\tif ( fireGlobals ) {\n\t\t\t\tglobalEventContext.trigger( \"ajaxComplete\", [ jqXHR, s ] );\n\n\t\t\t\t// Handle the global AJAX counter\n\t\t\t\tif ( !( --jQuery.active ) ) {\n\t\t\t\t\tjQuery.event.trigger( \"ajaxStop\" );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn jqXHR;\n\t},\n\n\tgetJSON: function( url, data, callback ) {\n\t\treturn jQuery.get( url, data, callback, \"json\" );\n\t},\n\n\tgetScript: function( url, callback ) {\n\t\treturn jQuery.get( url, undefined, callback, \"script\" );\n\t}\n} );\n\njQuery.each( [ \"get\", \"post\" ], function( _i, method ) {\n\tjQuery[ method ] = function( url, data, callback, type ) {\n\n\t\t// Shift arguments if data argument was omitted\n\t\tif ( isFunction( data ) ) {\n\t\t\ttype = type || callback;\n\t\t\tcallback = data;\n\t\t\tdata = undefined;\n\t\t}\n\n\t\t// The url can be an options object (which then must have .url)\n\t\treturn jQuery.ajax( jQuery.extend( {\n\t\t\turl: url,\n\t\t\ttype: method,\n\t\t\tdataType: type,\n\t\t\tdata: data,\n\t\t\tsuccess: callback\n\t\t}, jQuery.isPlainObject( url ) && url ) );\n\t};\n} );\n\njQuery.ajaxPrefilter( function( s ) {\n\tvar i;\n\tfor ( i in s.headers ) {\n\t\tif ( i.toLowerCase() === \"content-type\" ) {\n\t\t\ts.contentType = s.headers[ i ] || \"\";\n\t\t}\n\t}\n} );\n\n\njQuery._evalUrl = function( url, options, doc ) {\n\treturn jQuery.ajax( {\n\t\turl: url,\n\n\t\t// Make this explicit, since user can override this through ajaxSetup (#11264)\n\t\ttype: \"GET\",\n\t\tdataType: \"script\",\n\t\tcache: true,\n\t\tasync: false,\n\t\tglobal: false,\n\n\t\t// Only evaluate the response if it is successful (gh-4126)\n\t\t// dataFilter is not invoked for failure responses, so using it instead\n\t\t// of the default converter is kludgy but it works.\n\t\tconverters: {\n\t\t\t\"text script\": function() {}\n\t\t},\n\t\tdataFilter: function( response ) {\n\t\t\tjQuery.globalEval( response, options, doc );\n\t\t}\n\t} );\n};\n\n\njQuery.fn.extend( {\n\twrapAll: function( html ) {\n\t\tvar wrap;\n\n\t\tif ( this[ 0 ] ) {\n\t\t\tif ( isFunction( html ) ) {\n\t\t\t\thtml = html.call( this[ 0 ] );\n\t\t\t}\n\n\t\t\t// The elements to wrap the target around\n\t\t\twrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true );\n\n\t\t\tif ( this[ 0 ].parentNode ) {\n\t\t\t\twrap.insertBefore( this[ 0 ] );\n\t\t\t}\n\n\t\t\twrap.map( function() {\n\t\t\t\tvar elem = this;\n\n\t\t\t\twhile ( elem.firstElementChild ) {\n\t\t\t\t\telem = elem.firstElementChild;\n\t\t\t\t}\n\n\t\t\t\treturn elem;\n\t\t\t} ).append( this );\n\t\t}\n\n\t\treturn this;\n\t},\n\n\twrapInner: function( html ) {\n\t\tif ( isFunction( html ) ) {\n\t\t\treturn this.each( function( i ) {\n\t\t\t\tjQuery( this ).wrapInner( html.call( this, i ) );\n\t\t\t} );\n\t\t}\n\n\t\treturn this.each( function() {\n\t\t\tvar self = jQuery( this ),\n\t\t\t\tcontents = self.contents();\n\n\t\t\tif ( contents.length ) {\n\t\t\t\tcontents.wrapAll( html );\n\n\t\t\t} else {\n\t\t\t\tself.append( html );\n\t\t\t}\n\t\t} );\n\t},\n\n\twrap: function( html ) {\n\t\tvar htmlIsFunction = isFunction( html );\n\n\t\treturn this.each( function( i ) {\n\t\t\tjQuery( this ).wrapAll( htmlIsFunction ? html.call( this, i ) : html );\n\t\t} );\n\t},\n\n\tunwrap: function( selector ) {\n\t\tthis.parent( selector ).not( \"body\" ).each( function() {\n\t\t\tjQuery( this ).replaceWith( this.childNodes );\n\t\t} );\n\t\treturn this;\n\t}\n} );\n\n\njQuery.expr.pseudos.hidden = function( elem ) {\n\treturn !jQuery.expr.pseudos.visible( elem );\n};\njQuery.expr.pseudos.visible = function( elem ) {\n\treturn !!( elem.offsetWidth || elem.offsetHeight || elem.getClientRects().length );\n};\n\n\n\n\njQuery.ajaxSettings.xhr = function() {\n\ttry {\n\t\treturn new window.XMLHttpRequest();\n\t} catch ( e ) {}\n};\n\nvar xhrSuccessStatus = {\n\n\t\t// File protocol always yields status code 0, assume 200\n\t\t0: 200,\n\n\t\t// Support: IE <=9 only\n\t\t// #1450: sometimes IE returns 1223 when it should be 204\n\t\t1223: 204\n\t},\n\txhrSupported = jQuery.ajaxSettings.xhr();\n\nsupport.cors = !!xhrSupported && ( \"withCredentials\" in xhrSupported );\nsupport.ajax = xhrSupported = !!xhrSupported;\n\njQuery.ajaxTransport( function( options ) {\n\tvar callback, errorCallback;\n\n\t// Cross domain only allowed if supported through XMLHttpRequest\n\tif ( support.cors || xhrSupported && !options.crossDomain ) {\n\t\treturn {\n\t\t\tsend: function( headers, complete ) {\n\t\t\t\tvar i,\n\t\t\t\t\txhr = options.xhr();\n\n\t\t\t\txhr.open(\n\t\t\t\t\toptions.type,\n\t\t\t\t\toptions.url,\n\t\t\t\t\toptions.async,\n\t\t\t\t\toptions.username,\n\t\t\t\t\toptions.password\n\t\t\t\t);\n\n\t\t\t\t// Apply custom fields if provided\n\t\t\t\tif ( options.xhrFields ) {\n\t\t\t\t\tfor ( i in options.xhrFields ) {\n\t\t\t\t\t\txhr[ i ] = options.xhrFields[ i ];\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\t// Override mime type if needed\n\t\t\t\tif ( options.mimeType && xhr.overrideMimeType ) {\n\t\t\t\t\txhr.overrideMimeType( options.mimeType );\n\t\t\t\t}\n\n\t\t\t\t// X-Requested-With header\n\t\t\t\t// For cross-domain requests, seeing as conditions for a preflight are\n\t\t\t\t// akin to a jigsaw puzzle, we simply never set it to be sure.\n\t\t\t\t// (it can always be set on a per-request basis or even using ajaxSetup)\n\t\t\t\t// For same-domain requests, won't change header if already provided.\n\t\t\t\tif ( !options.crossDomain && !headers[ \"X-Requested-With\" ] ) {\n\t\t\t\t\theaders[ \"X-Requested-With\" ] = \"XMLHttpRequest\";\n\t\t\t\t}\n\n\t\t\t\t// Set headers\n\t\t\t\tfor ( i in headers ) {\n\t\t\t\t\txhr.setRequestHeader( i, headers[ i ] );\n\t\t\t\t}\n\n\t\t\t\t// Callback\n\t\t\t\tcallback = function( type ) {\n\t\t\t\t\treturn function() {\n\t\t\t\t\t\tif ( callback ) {\n\t\t\t\t\t\t\tcallback = errorCallback = xhr.onload =\n\t\t\t\t\t\t\t\txhr.onerror = xhr.onabort = xhr.ontimeout =\n\t\t\t\t\t\t\t\t\txhr.onreadystatechange = null;\n\n\t\t\t\t\t\t\tif ( type === \"abort\" ) {\n\t\t\t\t\t\t\t\txhr.abort();\n\t\t\t\t\t\t\t} else if ( type === \"error\" ) {\n\n\t\t\t\t\t\t\t\t// Support: IE <=9 only\n\t\t\t\t\t\t\t\t// On a manual native abort, IE9 throws\n\t\t\t\t\t\t\t\t// errors on any property access that is not readyState\n\t\t\t\t\t\t\t\tif ( typeof xhr.status !== \"number\" ) {\n\t\t\t\t\t\t\t\t\tcomplete( 0, \"error\" );\n\t\t\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\t\t\tcomplete(\n\n\t\t\t\t\t\t\t\t\t\t// File: protocol always yields status 0; see #8605, #14207\n\t\t\t\t\t\t\t\t\t\txhr.status,\n\t\t\t\t\t\t\t\t\t\txhr.statusText\n\t\t\t\t\t\t\t\t\t);\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\t\tcomplete(\n\t\t\t\t\t\t\t\t\txhrSuccessStatus[ xhr.status ] || xhr.status,\n\t\t\t\t\t\t\t\t\txhr.statusText,\n\n\t\t\t\t\t\t\t\t\t// Support: IE <=9 only\n\t\t\t\t\t\t\t\t\t// IE9 has no XHR2 but throws on binary (trac-11426)\n\t\t\t\t\t\t\t\t\t// For XHR2 non-text, let the caller handle it (gh-2498)\n\t\t\t\t\t\t\t\t\t( xhr.responseType || \"text\" ) !== \"text\" ||\n\t\t\t\t\t\t\t\t\ttypeof xhr.responseText !== \"string\" ?\n\t\t\t\t\t\t\t\t\t\t{ binary: xhr.response } :\n\t\t\t\t\t\t\t\t\t\t{ text: xhr.responseText },\n\t\t\t\t\t\t\t\t\txhr.getAllResponseHeaders()\n\t\t\t\t\t\t\t\t);\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t};\n\t\t\t\t};\n\n\t\t\t\t// Listen to events\n\t\t\t\txhr.onload = callback();\n\t\t\t\terrorCallback = xhr.onerror = xhr.ontimeout = callback( \"error\" );\n\n\t\t\t\t// Support: IE 9 only\n\t\t\t\t// Use onreadystatechange to replace onabort\n\t\t\t\t// to handle uncaught aborts\n\t\t\t\tif ( xhr.onabort !== undefined ) {\n\t\t\t\t\txhr.onabort = errorCallback;\n\t\t\t\t} else {\n\t\t\t\t\txhr.onreadystatechange = function() {\n\n\t\t\t\t\t\t// Check readyState before timeout as it changes\n\t\t\t\t\t\tif ( xhr.readyState === 4 ) {\n\n\t\t\t\t\t\t\t// Allow onerror to be called first,\n\t\t\t\t\t\t\t// but that will not handle a native abort\n\t\t\t\t\t\t\t// Also, save errorCallback to a variable\n\t\t\t\t\t\t\t// as xhr.onerror cannot be accessed\n\t\t\t\t\t\t\twindow.setTimeout( function() {\n\t\t\t\t\t\t\t\tif ( callback ) {\n\t\t\t\t\t\t\t\t\terrorCallback();\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t} );\n\t\t\t\t\t\t}\n\t\t\t\t\t};\n\t\t\t\t}\n\n\t\t\t\t// Create the abort callback\n\t\t\t\tcallback = callback( \"abort\" );\n\n\t\t\t\ttry {\n\n\t\t\t\t\t// Do send the request (this may raise an exception)\n\t\t\t\t\txhr.send( options.hasContent && options.data || null );\n\t\t\t\t} catch ( e ) {\n\n\t\t\t\t\t// #14683: Only rethrow if this hasn't been notified as an error yet\n\t\t\t\t\tif ( callback ) {\n\t\t\t\t\t\tthrow e;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t},\n\n\t\t\tabort: function() {\n\t\t\t\tif ( callback ) {\n\t\t\t\t\tcallback();\n\t\t\t\t}\n\t\t\t}\n\t\t};\n\t}\n} );\n\n\n\n\n// Prevent auto-execution of scripts when no explicit dataType was provided (See gh-2432)\njQuery.ajaxPrefilter( function( s ) {\n\tif ( s.crossDomain ) {\n\t\ts.contents.script = false;\n\t}\n} );\n\n// Install script dataType\njQuery.ajaxSetup( {\n\taccepts: {\n\t\tscript: \"text/javascript, application/javascript, \" +\n\t\t\t\"application/ecmascript, application/x-ecmascript\"\n\t},\n\tcontents: {\n\t\tscript: /\\b(?:java|ecma)script\\b/\n\t},\n\tconverters: {\n\t\t\"text script\": function( text ) {\n\t\t\tjQuery.globalEval( text );\n\t\t\treturn text;\n\t\t}\n\t}\n} );\n\n// Handle cache's special case and crossDomain\njQuery.ajaxPrefilter( \"script\", function( s ) {\n\tif ( s.cache === undefined ) {\n\t\ts.cache = false;\n\t}\n\tif ( s.crossDomain ) {\n\t\ts.type = \"GET\";\n\t}\n} );\n\n// Bind script tag hack transport\njQuery.ajaxTransport( \"script\", function( s ) {\n\n\t// This transport only deals with cross domain or forced-by-attrs requests\n\tif ( s.crossDomain || s.scriptAttrs ) {\n\t\tvar script, callback;\n\t\treturn {\n\t\t\tsend: function( _, complete ) {\n\t\t\t\tscript = jQuery( \"\n\n\n","\n\n refresh_page('reverse', params)} href={href} class={extra_classes}>\n","var EN_US = ['second', 'minute', 'hour', 'day', 'week', 'month', 'year'];\nexport default function (diff, idx) {\n if (idx === 0)\n return ['just now', 'right now'];\n var unit = EN_US[Math.floor(idx / 2)];\n if (diff > 1)\n unit += 's';\n return [diff + \" \" + unit + \" ago\", \"in \" + diff + \" \" + unit];\n}\n//# sourceMappingURL=en_US.js.map","var ZH_CN = ['秒', '分钟', '小时', '天', '周', '个月', '年'];\nexport default function (diff, idx) {\n if (idx === 0)\n return ['刚刚', '片刻后'];\n var unit = ZH_CN[~~(idx / 2)];\n return [diff + \" \" + unit + \"\\u524D\", diff + \" \" + unit + \"\\u540E\"];\n}\n//# sourceMappingURL=zh_CN.js.map","/**\n * Created by hustcc on 18/5/20.\n * Contract: i@hust.cc\n */\n/**\n * All supported locales\n */\nvar Locales = {};\n/**\n * register a locale\n * @param locale\n * @param func\n */\nexport var register = function (locale, func) {\n Locales[locale] = func;\n};\n/**\n * get a locale, default is en_US\n * @param locale\n * @returns {*}\n */\nexport var getLocale = function (locale) {\n return Locales[locale] || Locales['en_US'];\n};\n//# sourceMappingURL=register.js.map","/**\n * Created by hustcc on 18/5/20.\n * Contract: i@hust.cc\n */\nvar SEC_ARRAY = [\n 60,\n 60,\n 24,\n 7,\n 365 / 7 / 12,\n 12,\n];\n/**\n * format Date / string / timestamp to timestamp\n * @param input\n * @returns {*}\n */\nexport function toDate(input) {\n if (input instanceof Date)\n return input;\n // @ts-ignore\n if (!isNaN(input) || /^\\d+$/.test(input))\n return new Date(parseInt(input));\n input = (input || '')\n // @ts-ignore\n .trim()\n .replace(/\\.\\d+/, '') // remove milliseconds\n .replace(/-/, '/')\n .replace(/-/, '/')\n .replace(/(\\d)T(\\d)/, '$1 $2')\n .replace(/Z/, ' UTC') // 2017-2-5T3:57:52Z -> 2017-2-5 3:57:52UTC\n .replace(/([+-]\\d\\d):?(\\d\\d)/, ' $1$2'); // -04:00 -> -0400\n return new Date(input);\n}\n/**\n * format the diff second to *** time ago, with setting locale\n * @param diff\n * @param localeFunc\n * @returns\n */\nexport function formatDiff(diff, localeFunc) {\n /**\n * if locale is not exist, use defaultLocale.\n * if defaultLocale is not exist, use build-in `en`.\n * be sure of no error when locale is not exist.\n *\n * If `time in`, then 1\n * If `time ago`, then 0\n */\n var agoIn = diff < 0 ? 1 : 0;\n /**\n * Get absolute value of number (|diff| is non-negative) value of x\n * |diff| = diff if diff is positive\n * |diff| = -diff if diff is negative\n * |0| = 0\n */\n diff = Math.abs(diff);\n /**\n * Time in seconds\n */\n var totalSec = diff;\n /**\n * Unit of time\n */\n var idx = 0;\n for (; diff >= SEC_ARRAY[idx] && idx < SEC_ARRAY.length; idx++) {\n diff /= SEC_ARRAY[idx];\n }\n /**\n * Math.floor() is alternative of ~~\n *\n * The differences and bugs:\n * Math.floor(3.7) -> 4 but ~~3.7 -> 3\n * Math.floor(1559125440000.6) -> 1559125440000 but ~~1559125440000.6 -> 52311552\n *\n * More information about the performance of algebraic:\n * https://www.youtube.com/watch?v=65-RbBwZQdU\n */\n diff = Math.floor(diff);\n idx *= 2;\n if (diff > (idx === 0 ? 9 : 1))\n idx += 1;\n return localeFunc(diff, idx, totalSec)[agoIn].replace('%s', diff.toString());\n}\n/**\n * calculate the diff second between date to be formatted an now date.\n * @param date\n * @param relativeDate\n * @returns {number}\n */\nexport function diffSec(date, relativeDate) {\n var relDate = relativeDate ? toDate(relativeDate) : new Date();\n return (+relDate - +toDate(date)) / 1000;\n}\n/**\n * nextInterval: calculate the next interval time.\n * - diff: the diff sec between now and date to be formatted.\n *\n * What's the meaning?\n * diff = 61 then return 59\n * diff = 3601 (an hour + 1 second), then return 3599\n * make the interval with high performance.\n **/\nexport function nextInterval(diff) {\n var rst = 1, i = 0, d = Math.abs(diff);\n for (; diff >= SEC_ARRAY[i] && i < SEC_ARRAY.length; i++) {\n diff /= SEC_ARRAY[i];\n rst *= SEC_ARRAY[i];\n }\n d = d % rst;\n d = d ? rst - d : rst;\n return Math.ceil(d);\n}\n//# sourceMappingURL=date.js.map","import { formatDiff, diffSec } from './utils/date';\nimport { getLocale } from './register';\n/**\n * format a TDate into string\n * @param date\n * @param locale\n * @param opts\n */\nexport var format = function (date, locale, opts) {\n // diff seconds\n var sec = diffSec(date, opts && opts.relativeDate);\n // format it with locale\n return formatDiff(sec, getLocale(locale));\n};\n//# sourceMappingURL=format.js.map","\n\n\n\n
\n
\n \n Loading data from API ...\n
\n
\n
\n {#if last_api_request_url}\n
\n Data from API request\n \n (debug output)\n \n
\n {/if}\n
\n
\n {#if last_updated_date}\n Data last updated:\n {timeago.format(new Date(last_updated_date))}\n {/if}\n
\n
\n
\n","/**\n * Created by hustcc on 18/5/20.\n * Contract: i@hust.cc\n */\nimport en_US from './lang/en_US';\nimport zh_CN from './lang/zh_CN';\nimport { register } from './register';\nregister('en_US', en_US);\nregister('zh_CN', zh_CN);\nexport { format } from './format';\nexport { render, cancel } from './realtime';\nexport { register };\n//# sourceMappingURL=index.js.map","\n\n{#if error_message}\n
\n {error_message}\n\n \n
\n{/if}\n","\n\n\n\n
\n \n
\n
\n

{view}

\n
\n
\n \n
\n\n\n","\n\n
refresh_page(page, serialize_form(e.target))} class=\"form-inline\" role=\"search\" accept-charset=\"UTF-8\" action=\"\">\n \n
\n","\n\n\n\n
\n
\n \n \n\n \n \n \n \n \n \n \n \n \n
\n
\n \n \n \n \n \n \n \n\n \n \n \n \n \n \n \n \n \n
\n
\n\n\n
\n Advanced options\n
    \n
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\n
\n\n\n","/*!\n * escape-html\n * Copyright(c) 2012-2013 TJ Holowaychuk\n * Copyright(c) 2015 Andreas Lubbe\n * Copyright(c) 2015 Tiancheng \"Timothy\" Gu\n * MIT Licensed\n */\n\n'use strict';\n\n/**\n * Module variables.\n * @private\n */\n\nvar matchHtmlRegExp = /[\"'&<>]/;\n\n/**\n * Module exports.\n * @public\n */\n\nmodule.exports = escapeHtml;\n\n/**\n * Escape special characters in the given string of html.\n *\n * @param {string} string The string to escape for inserting into HTML\n * @return {string}\n * @public\n */\n\nfunction escapeHtml(string) {\n var str = '' + string;\n var match = matchHtmlRegExp.exec(str);\n\n if (!match) {\n return str;\n }\n\n var escape;\n var html = '';\n var index = 0;\n var lastIndex = 0;\n\n for (index = match.index; index < str.length; index++) {\n switch (str.charCodeAt(index)) {\n case 34: // \"\n escape = '"';\n break;\n case 38: // &\n escape = '&';\n break;\n case 39: // '\n escape = ''';\n break;\n case 60: // <\n escape = '<';\n break;\n case 62: // >\n escape = '>';\n break;\n default:\n continue;\n }\n\n if (lastIndex !== index) {\n html += str.substring(lastIndex, index);\n }\n\n lastIndex = index + 1;\n html += escape;\n }\n\n return lastIndex !== index\n ? html + str.substring(lastIndex, index)\n : html;\n}\n","module.exports.formatOSMType = formatOSMType;\nmodule.exports.osmLink = osmLink;\nmodule.exports.formatLabel = formatLabel;\nmodule.exports.wikipediaLink = wikipediaLink;\nmodule.exports.coverageType = coverageType;\nmodule.exports.isAdminBoundary = isAdminBoundary;\nmodule.exports.formatAddressRank = formatAddressRank;\nmodule.exports.formatPlaceType = formatPlaceType;\nmodule.exports.formatAdminLevel = formatAdminLevel;\nmodule.exports.formatDistance = formatDistance;\nmodule.exports.formatKeywordToken = formatKeywordToken;\nmodule.exports.zoomLevels = zoomLevels;\n\nconst escapeHtml = require('escape-html');\n\nfunction formatOSMType(sType, bExcludeExternal) {\n if (sType === 'N') return 'node';\n if (sType === 'W') return 'way';\n if (sType === 'R') return 'relation';\n\n if (!bExcludeExternal) return '';\n\n if (sType === 'T') return 'way';\n if (sType === 'I') return 'way';\n\n return '';\n}\n\nfunction osmLink(aPlace) {\n if (!aPlace.osm_type) return '';\n var sOSMType = formatOSMType(aPlace.osm_type, false);\n if (!sOSMType) return '';\n\n return '' + sOSMType + ' ' + aPlace.osm_id + '';\n}\n\nfunction formatLabel(aPlace) {\n if (aPlace.label) return aPlace.label;\n\n function capitalize(s) {\n return s && s[0].toUpperCase() + s.slice(1);\n }\n\n if (aPlace.type && aPlace.type === 'yes' && aPlace.class) {\n return capitalize(aPlace.class.replace(/_/g, ' '));\n }\n if (aPlace.type) {\n return capitalize(aPlace.type.replace(/_/g, ' '));\n }\n return '';\n}\n\n/* en:London_Borough_of_Redbridge => https://en.wikipedia.org/wiki/London_Borough_of_Redbridge */\nfunction wikipediaLink(aPlace) {\n if (!aPlace.calculated_wikipedia) return '';\n\n var parts = aPlace.calculated_wikipedia.split(':', 2);\n\n var sTitle = escapeHtml(aPlace.calculated_wikipedia);\n var sLanguage = escapeHtml(parts[0]);\n var sArticle = escapeHtml(parts[1]);\n\n return '' + sTitle + '';\n}\n\nfunction coverageType(aPlace) {\n return (aPlace.isarea ? 'Polygon' : 'Point');\n}\n\nfunction isAdminBoundary(aPlace) {\n return aPlace.category === 'boundary' && aPlace.type === 'administrative';\n}\n\nfunction formatAddressRank(iRank) {\n if (iRank < 4) return 'other';\n if (iRank < 6) return 'country';\n if (iRank < 8) return 'region';\n if (iRank < 10) return 'state';\n if (iRank < 12) return 'state district';\n if (iRank < 14) return 'county';\n if (iRank < 16) return 'municipality';\n if (iRank < 18) return 'city / town / village';\n if (iRank < 20) return 'city / village district';\n if (iRank < 22) return 'suburb / hamlet';\n if (iRank < 24) return 'neighbourhood';\n if (iRank < 26) return 'city block / square';\n if (iRank === 26) return 'major street';\n if (iRank === 27) return 'minory street / path';\n if (iRank <= 30) return 'house / building';\n return 'other';\n}\n\nfunction formatPlaceType(aPlace) {\n var sOut = aPlace.class + ':' + aPlace.type;\n if (aPlace.type && aPlace.type === 'administrative' && aPlace.place_type) {\n sOut = sOut + ' (' + aPlace.place_type + ')';\n }\n return escapeHtml(sOut);\n}\n\n// Any over 15 are invalid data in OSM anyway\nfunction formatAdminLevel(iLevel) {\n return (iLevel && iLevel < 15 ? iLevel : '');\n}\n\nfunction formatDistance(fDistance, bInMeters) {\n if (bInMeters) {\n if (fDistance < 1) return '0';\n var sFormatted = (fDistance >= 1000)\n ? Math.round(fDistance / 1000, 1) + ' km'\n : Math.round(fDistance, 0) + ' m';\n\n return '~' + sFormatted + '';\n }\n\n // spheric distance, http://postgis.net/docs/ST_Distance_Spheroid.html\n if (fDistance === 0) return '0';\n\n return '~'\n + (Math.round(fDistance * 1000, 4) / 1000)\n + '';\n}\n\n// mark partial tokens (those starting with a space) with a star for readability\nfunction formatKeywordToken(sToken) {\n return (sToken[0] === ' ' ? '*' : '') + escapeHtml(sToken);\n}\n\nfunction zoomLevels() {\n const aZoomLevels = [\n /* 0 */ 'Continent / Sea',\n /* 1 */ '',\n /* 2 */ '',\n /* 3 */ 'Country',\n /* 4 */ '',\n /* 5 */ 'State',\n /* 6 */ 'Region',\n /* 7 */ '',\n /* 8 */ 'County',\n /* 9 */ '',\n /* 10 */ 'City',\n /* 11 */ '',\n /* 12 */ 'Town / Village',\n /* 13 */ '',\n /* 14 */ 'Suburb',\n /* 15 */ '',\n /* 16 */ 'Street',\n /* 17 */ '',\n /* 18 */ 'Building',\n /* 19 */ '',\n /* 20 */ '',\n /* 21 */ ''\n ];\n return aZoomLevels;\n}\n","\n\n\n","\n\n
\n","\n\n{#if sIcon}\n {title}\n{/if}\n\n\n","\n\n{#if aSearchResults && aSearchResults.length > 0}\n
\n\n {#each aSearchResults as aResult, iResNum}\n
\n
\n \n
\n {aResult.display_name}\n {formatLabel(aResult)}\n

{aResult.lat},{aResult.lon}

\n\n details\n
\n {/each}\n\n {#if sMoreURL && !reverse_search}\n
\n \n Search for more results\n \n
\n {/if}\n
\n{:else if aSearchResults}\n {#if reverse_search}\n
Search for coordinates or click anywhere on the map.
\n {:else}\n
No search results found
\n {/if}\n{:else}\n \n{/if}\n\n\n","/* @preserve\n * Leaflet 1.7.1, a JS library for interactive maps. http://leafletjs.com\n * (c) 2010-2019 Vladimir Agafonkin, (c) 2010-2011 CloudMade\n */\n\n(function (global, factory) {\n typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :\n typeof define === 'function' && define.amd ? define(['exports'], factory) :\n (factory((global.L = {})));\n}(this, (function (exports) { 'use strict';\n\n var version = \"1.7.1\";\n\n /*\r\n * @namespace Util\r\n *\r\n * Various utility functions, used by Leaflet internally.\r\n */\r\n\r\n // @function extend(dest: Object, src?: Object): Object\r\n // Merges the properties of the `src` object (or multiple objects) into `dest` object and returns the latter. Has an `L.extend` shortcut.\r\n function extend(dest) {\r\n \tvar i, j, len, src;\r\n\r\n \tfor (j = 1, len = arguments.length; j < len; j++) {\r\n \t\tsrc = arguments[j];\r\n \t\tfor (i in src) {\r\n \t\t\tdest[i] = src[i];\r\n \t\t}\r\n \t}\r\n \treturn dest;\r\n }\r\n\r\n // @function create(proto: Object, properties?: Object): Object\r\n // Compatibility polyfill for [Object.create](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/create)\r\n var create = Object.create || (function () {\r\n \tfunction F() {}\r\n \treturn function (proto) {\r\n \t\tF.prototype = proto;\r\n \t\treturn new F();\r\n \t};\r\n })();\r\n\r\n // @function bind(fn: Function, …): Function\r\n // Returns a new function bound to the arguments passed, like [Function.prototype.bind](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Function/bind).\r\n // Has a `L.bind()` shortcut.\r\n function bind(fn, obj) {\r\n \tvar slice = Array.prototype.slice;\r\n\r\n \tif (fn.bind) {\r\n \t\treturn fn.bind.apply(fn, slice.call(arguments, 1));\r\n \t}\r\n\r\n \tvar args = slice.call(arguments, 2);\r\n\r\n \treturn function () {\r\n \t\treturn fn.apply(obj, args.length ? args.concat(slice.call(arguments)) : arguments);\r\n \t};\r\n }\r\n\r\n // @property lastId: Number\r\n // Last unique ID used by [`stamp()`](#util-stamp)\r\n var lastId = 0;\r\n\r\n // @function stamp(obj: Object): Number\r\n // Returns the unique ID of an object, assigning it one if it doesn't have it.\r\n function stamp(obj) {\r\n \t/*eslint-disable */\r\n \tobj._leaflet_id = obj._leaflet_id || ++lastId;\r\n \treturn obj._leaflet_id;\r\n \t/* eslint-enable */\r\n }\r\n\r\n // @function throttle(fn: Function, time: Number, context: Object): Function\r\n // Returns a function which executes function `fn` with the given scope `context`\r\n // (so that the `this` keyword refers to `context` inside `fn`'s code). The function\r\n // `fn` will be called no more than one time per given amount of `time`. The arguments\r\n // received by the bound function will be any arguments passed when binding the\r\n // function, followed by any arguments passed when invoking the bound function.\r\n // Has an `L.throttle` shortcut.\r\n function throttle(fn, time, context) {\r\n \tvar lock, args, wrapperFn, later;\r\n\r\n \tlater = function () {\r\n \t\t// reset lock and call if queued\r\n \t\tlock = false;\r\n \t\tif (args) {\r\n \t\t\twrapperFn.apply(context, args);\r\n \t\t\targs = false;\r\n \t\t}\r\n \t};\r\n\r\n \twrapperFn = function () {\r\n \t\tif (lock) {\r\n \t\t\t// called too soon, queue to call later\r\n \t\t\targs = arguments;\r\n\r\n \t\t} else {\r\n \t\t\t// call and lock until later\r\n \t\t\tfn.apply(context, arguments);\r\n \t\t\tsetTimeout(later, time);\r\n \t\t\tlock = true;\r\n \t\t}\r\n \t};\r\n\r\n \treturn wrapperFn;\r\n }\r\n\r\n // @function wrapNum(num: Number, range: Number[], includeMax?: Boolean): Number\r\n // Returns the number `num` modulo `range` in such a way so it lies within\r\n // `range[0]` and `range[1]`. The returned value will be always smaller than\r\n // `range[1]` unless `includeMax` is set to `true`.\r\n function wrapNum(x, range, includeMax) {\r\n \tvar max = range[1],\r\n \t min = range[0],\r\n \t d = max - min;\r\n \treturn x === max && includeMax ? x : ((x - min) % d + d) % d + min;\r\n }\r\n\r\n // @function falseFn(): Function\r\n // Returns a function which always returns `false`.\r\n function falseFn() { return false; }\r\n\r\n // @function formatNum(num: Number, digits?: Number): Number\r\n // Returns the number `num` rounded to `digits` decimals, or to 6 decimals by default.\r\n function formatNum(num, digits) {\r\n \tvar pow = Math.pow(10, (digits === undefined ? 6 : digits));\r\n \treturn Math.round(num * pow) / pow;\r\n }\r\n\r\n // @function trim(str: String): String\r\n // Compatibility polyfill for [String.prototype.trim](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/Trim)\r\n function trim(str) {\r\n \treturn str.trim ? str.trim() : str.replace(/^\\s+|\\s+$/g, '');\r\n }\r\n\r\n // @function splitWords(str: String): String[]\r\n // Trims and splits the string on whitespace and returns the array of parts.\r\n function splitWords(str) {\r\n \treturn trim(str).split(/\\s+/);\r\n }\r\n\r\n // @function setOptions(obj: Object, options: Object): Object\r\n // Merges the given properties to the `options` of the `obj` object, returning the resulting options. See `Class options`. Has an `L.setOptions` shortcut.\r\n function setOptions(obj, options) {\r\n \tif (!Object.prototype.hasOwnProperty.call(obj, 'options')) {\r\n \t\tobj.options = obj.options ? create(obj.options) : {};\r\n \t}\r\n \tfor (var i in options) {\r\n \t\tobj.options[i] = options[i];\r\n \t}\r\n \treturn obj.options;\r\n }\r\n\r\n // @function getParamString(obj: Object, existingUrl?: String, uppercase?: Boolean): String\r\n // Converts an object into a parameter URL string, e.g. `{a: \"foo\", b: \"bar\"}`\r\n // translates to `'?a=foo&b=bar'`. If `existingUrl` is set, the parameters will\r\n // be appended at the end. If `uppercase` is `true`, the parameter names will\r\n // be uppercased (e.g. `'?A=foo&B=bar'`)\r\n function getParamString(obj, existingUrl, uppercase) {\r\n \tvar params = [];\r\n \tfor (var i in obj) {\r\n \t\tparams.push(encodeURIComponent(uppercase ? i.toUpperCase() : i) + '=' + encodeURIComponent(obj[i]));\r\n \t}\r\n \treturn ((!existingUrl || existingUrl.indexOf('?') === -1) ? '?' : '&') + params.join('&');\r\n }\r\n\r\n var templateRe = /\\{ *([\\w_-]+) *\\}/g;\r\n\r\n // @function template(str: String, data: Object): String\r\n // Simple templating facility, accepts a template string of the form `'Hello {a}, {b}'`\r\n // and a data object like `{a: 'foo', b: 'bar'}`, returns evaluated string\r\n // `('Hello foo, bar')`. You can also specify functions instead of strings for\r\n // data values — they will be evaluated passing `data` as an argument.\r\n function template(str, data) {\r\n \treturn str.replace(templateRe, function (str, key) {\r\n \t\tvar value = data[key];\r\n\r\n \t\tif (value === undefined) {\r\n \t\t\tthrow new Error('No value provided for variable ' + str);\r\n\r\n \t\t} else if (typeof value === 'function') {\r\n \t\t\tvalue = value(data);\r\n \t\t}\r\n \t\treturn value;\r\n \t});\r\n }\r\n\r\n // @function isArray(obj): Boolean\r\n // Compatibility polyfill for [Array.isArray](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/isArray)\r\n var isArray = Array.isArray || function (obj) {\r\n \treturn (Object.prototype.toString.call(obj) === '[object Array]');\r\n };\r\n\r\n // @function indexOf(array: Array, el: Object): Number\r\n // Compatibility polyfill for [Array.prototype.indexOf](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/indexOf)\r\n function indexOf(array, el) {\r\n \tfor (var i = 0; i < array.length; i++) {\r\n \t\tif (array[i] === el) { return i; }\r\n \t}\r\n \treturn -1;\r\n }\r\n\r\n // @property emptyImageUrl: String\r\n // Data URI string containing a base64-encoded empty GIF image.\r\n // Used as a hack to free memory from unused images on WebKit-powered\r\n // mobile devices (by setting image `src` to this string).\r\n var emptyImageUrl = 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=';\r\n\r\n // inspired by http://paulirish.com/2011/requestanimationframe-for-smart-animating/\r\n\r\n function getPrefixed(name) {\r\n \treturn window['webkit' + name] || window['moz' + name] || window['ms' + name];\r\n }\r\n\r\n var lastTime = 0;\r\n\r\n // fallback for IE 7-8\r\n function timeoutDefer(fn) {\r\n \tvar time = +new Date(),\r\n \t timeToCall = Math.max(0, 16 - (time - lastTime));\r\n\r\n \tlastTime = time + timeToCall;\r\n \treturn window.setTimeout(fn, timeToCall);\r\n }\r\n\r\n var requestFn = window.requestAnimationFrame || getPrefixed('RequestAnimationFrame') || timeoutDefer;\r\n var cancelFn = window.cancelAnimationFrame || getPrefixed('CancelAnimationFrame') ||\r\n \t\tgetPrefixed('CancelRequestAnimationFrame') || function (id) { window.clearTimeout(id); };\r\n\r\n // @function requestAnimFrame(fn: Function, context?: Object, immediate?: Boolean): Number\r\n // Schedules `fn` to be executed when the browser repaints. `fn` is bound to\r\n // `context` if given. When `immediate` is set, `fn` is called immediately if\r\n // the browser doesn't have native support for\r\n // [`window.requestAnimationFrame`](https://developer.mozilla.org/docs/Web/API/window/requestAnimationFrame),\r\n // otherwise it's delayed. Returns a request ID that can be used to cancel the request.\r\n function requestAnimFrame(fn, context, immediate) {\r\n \tif (immediate && requestFn === timeoutDefer) {\r\n \t\tfn.call(context);\r\n \t} else {\r\n \t\treturn requestFn.call(window, bind(fn, context));\r\n \t}\r\n }\r\n\r\n // @function cancelAnimFrame(id: Number): undefined\r\n // Cancels a previous `requestAnimFrame`. See also [window.cancelAnimationFrame](https://developer.mozilla.org/docs/Web/API/window/cancelAnimationFrame).\r\n function cancelAnimFrame(id) {\r\n \tif (id) {\r\n \t\tcancelFn.call(window, id);\r\n \t}\r\n }\n\n var Util = ({\n extend: extend,\n create: create,\n bind: bind,\n lastId: lastId,\n stamp: stamp,\n throttle: throttle,\n wrapNum: wrapNum,\n falseFn: falseFn,\n formatNum: formatNum,\n trim: trim,\n splitWords: splitWords,\n setOptions: setOptions,\n getParamString: getParamString,\n template: template,\n isArray: isArray,\n indexOf: indexOf,\n emptyImageUrl: emptyImageUrl,\n requestFn: requestFn,\n cancelFn: cancelFn,\n requestAnimFrame: requestAnimFrame,\n cancelAnimFrame: cancelAnimFrame\n });\n\n // @class Class\r\n // @aka L.Class\r\n\r\n // @section\r\n // @uninheritable\r\n\r\n // Thanks to John Resig and Dean Edwards for inspiration!\r\n\r\n function Class() {}\r\n\r\n Class.extend = function (props) {\r\n\r\n \t// @function extend(props: Object): Function\r\n \t// [Extends the current class](#class-inheritance) given the properties to be included.\r\n \t// Returns a Javascript function that is a class constructor (to be called with `new`).\r\n \tvar NewClass = function () {\r\n\r\n \t\t// call the constructor\r\n \t\tif (this.initialize) {\r\n \t\t\tthis.initialize.apply(this, arguments);\r\n \t\t}\r\n\r\n \t\t// call all constructor hooks\r\n \t\tthis.callInitHooks();\r\n \t};\r\n\r\n \tvar parentProto = NewClass.__super__ = this.prototype;\r\n\r\n \tvar proto = create(parentProto);\r\n \tproto.constructor = NewClass;\r\n\r\n \tNewClass.prototype = proto;\r\n\r\n \t// inherit parent's statics\r\n \tfor (var i in this) {\r\n \t\tif (Object.prototype.hasOwnProperty.call(this, i) && i !== 'prototype' && i !== '__super__') {\r\n \t\t\tNewClass[i] = this[i];\r\n \t\t}\r\n \t}\r\n\r\n \t// mix static properties into the class\r\n \tif (props.statics) {\r\n \t\textend(NewClass, props.statics);\r\n \t\tdelete props.statics;\r\n \t}\r\n\r\n \t// mix includes into the prototype\r\n \tif (props.includes) {\r\n \t\tcheckDeprecatedMixinEvents(props.includes);\r\n \t\textend.apply(null, [proto].concat(props.includes));\r\n \t\tdelete props.includes;\r\n \t}\r\n\r\n \t// merge options\r\n \tif (proto.options) {\r\n \t\tprops.options = extend(create(proto.options), props.options);\r\n \t}\r\n\r\n \t// mix given properties into the prototype\r\n \textend(proto, props);\r\n\r\n \tproto._initHooks = [];\r\n\r\n \t// add method for calling all hooks\r\n \tproto.callInitHooks = function () {\r\n\r\n \t\tif (this._initHooksCalled) { return; }\r\n\r\n \t\tif (parentProto.callInitHooks) {\r\n \t\t\tparentProto.callInitHooks.call(this);\r\n \t\t}\r\n\r\n \t\tthis._initHooksCalled = true;\r\n\r\n \t\tfor (var i = 0, len = proto._initHooks.length; i < len; i++) {\r\n \t\t\tproto._initHooks[i].call(this);\r\n \t\t}\r\n \t};\r\n\r\n \treturn NewClass;\r\n };\r\n\r\n\r\n // @function include(properties: Object): this\r\n // [Includes a mixin](#class-includes) into the current class.\r\n Class.include = function (props) {\r\n \textend(this.prototype, props);\r\n \treturn this;\r\n };\r\n\r\n // @function mergeOptions(options: Object): this\r\n // [Merges `options`](#class-options) into the defaults of the class.\r\n Class.mergeOptions = function (options) {\r\n \textend(this.prototype.options, options);\r\n \treturn this;\r\n };\r\n\r\n // @function addInitHook(fn: Function): this\r\n // Adds a [constructor hook](#class-constructor-hooks) to the class.\r\n Class.addInitHook = function (fn) { // (Function) || (String, args...)\r\n \tvar args = Array.prototype.slice.call(arguments, 1);\r\n\r\n \tvar init = typeof fn === 'function' ? fn : function () {\r\n \t\tthis[fn].apply(this, args);\r\n \t};\r\n\r\n \tthis.prototype._initHooks = this.prototype._initHooks || [];\r\n \tthis.prototype._initHooks.push(init);\r\n \treturn this;\r\n };\r\n\r\n function checkDeprecatedMixinEvents(includes) {\r\n \tif (typeof L === 'undefined' || !L || !L.Mixin) { return; }\r\n\r\n \tincludes = isArray(includes) ? includes : [includes];\r\n\r\n \tfor (var i = 0; i < includes.length; i++) {\r\n \t\tif (includes[i] === L.Mixin.Events) {\r\n \t\t\tconsole.warn('Deprecated include of L.Mixin.Events: ' +\r\n \t\t\t\t'this property will be removed in future releases, ' +\r\n \t\t\t\t'please inherit from L.Evented instead.', new Error().stack);\r\n \t\t}\r\n \t}\r\n }\n\n /*\r\n * @class Evented\r\n * @aka L.Evented\r\n * @inherits Class\r\n *\r\n * A set of methods shared between event-powered classes (like `Map` and `Marker`). Generally, events allow you to execute some function when something happens with an object (e.g. the user clicks on the map, causing the map to fire `'click'` event).\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * map.on('click', function(e) {\r\n * \talert(e.latlng);\r\n * } );\r\n * ```\r\n *\r\n * Leaflet deals with event listeners by reference, so if you want to add a listener and then remove it, define it as a function:\r\n *\r\n * ```js\r\n * function onClick(e) { ... }\r\n *\r\n * map.on('click', onClick);\r\n * map.off('click', onClick);\r\n * ```\r\n */\r\n\r\n var Events = {\r\n \t/* @method on(type: String, fn: Function, context?: Object): this\r\n \t * Adds a listener function (`fn`) to a particular event type of the object. You can optionally specify the context of the listener (object the this keyword will point to). You can also pass several space-separated types (e.g. `'click dblclick'`).\r\n \t *\r\n \t * @alternative\r\n \t * @method on(eventMap: Object): this\r\n \t * Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}`\r\n \t */\r\n \ton: function (types, fn, context) {\r\n\r\n \t\t// types can be a map of types/handlers\r\n \t\tif (typeof types === 'object') {\r\n \t\t\tfor (var type in types) {\r\n \t\t\t\t// we don't process space-separated events here for performance;\r\n \t\t\t\t// it's a hot path since Layer uses the on(obj) syntax\r\n \t\t\t\tthis._on(type, types[type], fn);\r\n \t\t\t}\r\n\r\n \t\t} else {\r\n \t\t\t// types can be a string of space-separated words\r\n \t\t\ttypes = splitWords(types);\r\n\r\n \t\t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n \t\t\t\tthis._on(types[i], fn, context);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t/* @method off(type: String, fn?: Function, context?: Object): this\r\n \t * Removes a previously added listener function. If no function is specified, it will remove all the listeners of that particular event from the object. Note that if you passed a custom context to `on`, you must pass the same context to `off` in order to remove the listener.\r\n \t *\r\n \t * @alternative\r\n \t * @method off(eventMap: Object): this\r\n \t * Removes a set of type/listener pairs.\r\n \t *\r\n \t * @alternative\r\n \t * @method off: this\r\n \t * Removes all listeners to all events on the object. This includes implicitly attached events.\r\n \t */\r\n \toff: function (types, fn, context) {\r\n\r\n \t\tif (!types) {\r\n \t\t\t// clear all listeners if called without arguments\r\n \t\t\tdelete this._events;\r\n\r\n \t\t} else if (typeof types === 'object') {\r\n \t\t\tfor (var type in types) {\r\n \t\t\t\tthis._off(type, types[type], fn);\r\n \t\t\t}\r\n\r\n \t\t} else {\r\n \t\t\ttypes = splitWords(types);\r\n\r\n \t\t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n \t\t\t\tthis._off(types[i], fn, context);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// attach listener (without syntactic sugar now)\r\n \t_on: function (type, fn, context) {\r\n \t\tthis._events = this._events || {};\r\n\r\n \t\t/* get/init listeners for type */\r\n \t\tvar typeListeners = this._events[type];\r\n \t\tif (!typeListeners) {\r\n \t\t\ttypeListeners = [];\r\n \t\t\tthis._events[type] = typeListeners;\r\n \t\t}\r\n\r\n \t\tif (context === this) {\r\n \t\t\t// Less memory footprint.\r\n \t\t\tcontext = undefined;\r\n \t\t}\r\n \t\tvar newListener = {fn: fn, ctx: context},\r\n \t\t listeners = typeListeners;\r\n\r\n \t\t// check if fn already there\r\n \t\tfor (var i = 0, len = listeners.length; i < len; i++) {\r\n \t\t\tif (listeners[i].fn === fn && listeners[i].ctx === context) {\r\n \t\t\t\treturn;\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tlisteners.push(newListener);\r\n \t},\r\n\r\n \t_off: function (type, fn, context) {\r\n \t\tvar listeners,\r\n \t\t i,\r\n \t\t len;\r\n\r\n \t\tif (!this._events) { return; }\r\n\r\n \t\tlisteners = this._events[type];\r\n\r\n \t\tif (!listeners) {\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tif (!fn) {\r\n \t\t\t// Set all removed listeners to noop so they are not called if remove happens in fire\r\n \t\t\tfor (i = 0, len = listeners.length; i < len; i++) {\r\n \t\t\t\tlisteners[i].fn = falseFn;\r\n \t\t\t}\r\n \t\t\t// clear all listeners for a type if function isn't specified\r\n \t\t\tdelete this._events[type];\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tif (context === this) {\r\n \t\t\tcontext = undefined;\r\n \t\t}\r\n\r\n \t\tif (listeners) {\r\n\r\n \t\t\t// find fn and remove it\r\n \t\t\tfor (i = 0, len = listeners.length; i < len; i++) {\r\n \t\t\t\tvar l = listeners[i];\r\n \t\t\t\tif (l.ctx !== context) { continue; }\r\n \t\t\t\tif (l.fn === fn) {\r\n\r\n \t\t\t\t\t// set the removed listener to noop so that's not called if remove happens in fire\r\n \t\t\t\t\tl.fn = falseFn;\r\n\r\n \t\t\t\t\tif (this._firingCount) {\r\n \t\t\t\t\t\t/* copy array in case events are being fired */\r\n \t\t\t\t\t\tthis._events[type] = listeners = listeners.slice();\r\n \t\t\t\t\t}\r\n \t\t\t\t\tlisteners.splice(i, 1);\r\n\r\n \t\t\t\t\treturn;\r\n \t\t\t\t}\r\n \t\t\t}\r\n \t\t}\r\n \t},\r\n\r\n \t// @method fire(type: String, data?: Object, propagate?: Boolean): this\r\n \t// Fires an event of the specified type. You can optionally provide an data\r\n \t// object — the first argument of the listener function will contain its\r\n \t// properties. The event can optionally be propagated to event parents.\r\n \tfire: function (type, data, propagate) {\r\n \t\tif (!this.listens(type, propagate)) { return this; }\r\n\r\n \t\tvar event = extend({}, data, {\r\n \t\t\ttype: type,\r\n \t\t\ttarget: this,\r\n \t\t\tsourceTarget: data && data.sourceTarget || this\r\n \t\t});\r\n\r\n \t\tif (this._events) {\r\n \t\t\tvar listeners = this._events[type];\r\n\r\n \t\t\tif (listeners) {\r\n \t\t\t\tthis._firingCount = (this._firingCount + 1) || 1;\r\n \t\t\t\tfor (var i = 0, len = listeners.length; i < len; i++) {\r\n \t\t\t\t\tvar l = listeners[i];\r\n \t\t\t\t\tl.fn.call(l.ctx || this, event);\r\n \t\t\t\t}\r\n\r\n \t\t\t\tthis._firingCount--;\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tif (propagate) {\r\n \t\t\t// propagate the event to parents (set with addEventParent)\r\n \t\t\tthis._propagateEvent(event);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method listens(type: String): Boolean\r\n \t// Returns `true` if a particular event type has any listeners attached to it.\r\n \tlistens: function (type, propagate) {\r\n \t\tvar listeners = this._events && this._events[type];\r\n \t\tif (listeners && listeners.length) { return true; }\r\n\r\n \t\tif (propagate) {\r\n \t\t\t// also check parents for listeners if event propagates\r\n \t\t\tfor (var id in this._eventParents) {\r\n \t\t\t\tif (this._eventParents[id].listens(type, propagate)) { return true; }\r\n \t\t\t}\r\n \t\t}\r\n \t\treturn false;\r\n \t},\r\n\r\n \t// @method once(…): this\r\n \t// Behaves as [`on(…)`](#evented-on), except the listener will only get fired once and then removed.\r\n \tonce: function (types, fn, context) {\r\n\r\n \t\tif (typeof types === 'object') {\r\n \t\t\tfor (var type in types) {\r\n \t\t\t\tthis.once(type, types[type], fn);\r\n \t\t\t}\r\n \t\t\treturn this;\r\n \t\t}\r\n\r\n \t\tvar handler = bind(function () {\r\n \t\t\tthis\r\n \t\t\t .off(types, fn, context)\r\n \t\t\t .off(types, handler, context);\r\n \t\t}, this);\r\n\r\n \t\t// add a listener that's executed once and removed after that\r\n \t\treturn this\r\n \t\t .on(types, fn, context)\r\n \t\t .on(types, handler, context);\r\n \t},\r\n\r\n \t// @method addEventParent(obj: Evented): this\r\n \t// Adds an event parent - an `Evented` that will receive propagated events\r\n \taddEventParent: function (obj) {\r\n \t\tthis._eventParents = this._eventParents || {};\r\n \t\tthis._eventParents[stamp(obj)] = obj;\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method removeEventParent(obj: Evented): this\r\n \t// Removes an event parent, so it will stop receiving propagated events\r\n \tremoveEventParent: function (obj) {\r\n \t\tif (this._eventParents) {\r\n \t\t\tdelete this._eventParents[stamp(obj)];\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_propagateEvent: function (e) {\r\n \t\tfor (var id in this._eventParents) {\r\n \t\t\tthis._eventParents[id].fire(e.type, extend({\r\n \t\t\t\tlayer: e.target,\r\n \t\t\t\tpropagatedFrom: e.target\r\n \t\t\t}, e), true);\r\n \t\t}\r\n \t}\r\n };\r\n\r\n // aliases; we should ditch those eventually\r\n\r\n // @method addEventListener(…): this\r\n // Alias to [`on(…)`](#evented-on)\r\n Events.addEventListener = Events.on;\r\n\r\n // @method removeEventListener(…): this\r\n // Alias to [`off(…)`](#evented-off)\r\n\r\n // @method clearAllEventListeners(…): this\r\n // Alias to [`off()`](#evented-off)\r\n Events.removeEventListener = Events.clearAllEventListeners = Events.off;\r\n\r\n // @method addOneTimeEventListener(…): this\r\n // Alias to [`once(…)`](#evented-once)\r\n Events.addOneTimeEventListener = Events.once;\r\n\r\n // @method fireEvent(…): this\r\n // Alias to [`fire(…)`](#evented-fire)\r\n Events.fireEvent = Events.fire;\r\n\r\n // @method hasEventListeners(…): Boolean\r\n // Alias to [`listens(…)`](#evented-listens)\r\n Events.hasEventListeners = Events.listens;\r\n\r\n var Evented = Class.extend(Events);\n\n /*\r\n * @class Point\r\n * @aka L.Point\r\n *\r\n * Represents a point with `x` and `y` coordinates in pixels.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var point = L.point(200, 300);\r\n * ```\r\n *\r\n * All Leaflet methods and options that accept `Point` objects also accept them in a simple Array form (unless noted otherwise), so these lines are equivalent:\r\n *\r\n * ```js\r\n * map.panBy([200, 300]);\r\n * map.panBy(L.point(200, 300));\r\n * ```\r\n *\r\n * Note that `Point` does not inherit from Leaflet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\n function Point(x, y, round) {\r\n \t// @property x: Number; The `x` coordinate of the point\r\n \tthis.x = (round ? Math.round(x) : x);\r\n \t// @property y: Number; The `y` coordinate of the point\r\n \tthis.y = (round ? Math.round(y) : y);\r\n }\r\n\r\n var trunc = Math.trunc || function (v) {\r\n \treturn v > 0 ? Math.floor(v) : Math.ceil(v);\r\n };\r\n\r\n Point.prototype = {\r\n\r\n \t// @method clone(): Point\r\n \t// Returns a copy of the current point.\r\n \tclone: function () {\r\n \t\treturn new Point(this.x, this.y);\r\n \t},\r\n\r\n \t// @method add(otherPoint: Point): Point\r\n \t// Returns the result of addition of the current and the given points.\r\n \tadd: function (point) {\r\n \t\t// non-destructive, returns a new point\r\n \t\treturn this.clone()._add(toPoint(point));\r\n \t},\r\n\r\n \t_add: function (point) {\r\n \t\t// destructive, used directly for performance in situations where it's safe to modify existing point\r\n \t\tthis.x += point.x;\r\n \t\tthis.y += point.y;\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method subtract(otherPoint: Point): Point\r\n \t// Returns the result of subtraction of the given point from the current.\r\n \tsubtract: function (point) {\r\n \t\treturn this.clone()._subtract(toPoint(point));\r\n \t},\r\n\r\n \t_subtract: function (point) {\r\n \t\tthis.x -= point.x;\r\n \t\tthis.y -= point.y;\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method divideBy(num: Number): Point\r\n \t// Returns the result of division of the current point by the given number.\r\n \tdivideBy: function (num) {\r\n \t\treturn this.clone()._divideBy(num);\r\n \t},\r\n\r\n \t_divideBy: function (num) {\r\n \t\tthis.x /= num;\r\n \t\tthis.y /= num;\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method multiplyBy(num: Number): Point\r\n \t// Returns the result of multiplication of the current point by the given number.\r\n \tmultiplyBy: function (num) {\r\n \t\treturn this.clone()._multiplyBy(num);\r\n \t},\r\n\r\n \t_multiplyBy: function (num) {\r\n \t\tthis.x *= num;\r\n \t\tthis.y *= num;\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method scaleBy(scale: Point): Point\r\n \t// Multiply each coordinate of the current point by each coordinate of\r\n \t// `scale`. In linear algebra terms, multiply the point by the\r\n \t// [scaling matrix](https://en.wikipedia.org/wiki/Scaling_%28geometry%29#Matrix_representation)\r\n \t// defined by `scale`.\r\n \tscaleBy: function (point) {\r\n \t\treturn new Point(this.x * point.x, this.y * point.y);\r\n \t},\r\n\r\n \t// @method unscaleBy(scale: Point): Point\r\n \t// Inverse of `scaleBy`. Divide each coordinate of the current point by\r\n \t// each coordinate of `scale`.\r\n \tunscaleBy: function (point) {\r\n \t\treturn new Point(this.x / point.x, this.y / point.y);\r\n \t},\r\n\r\n \t// @method round(): Point\r\n \t// Returns a copy of the current point with rounded coordinates.\r\n \tround: function () {\r\n \t\treturn this.clone()._round();\r\n \t},\r\n\r\n \t_round: function () {\r\n \t\tthis.x = Math.round(this.x);\r\n \t\tthis.y = Math.round(this.y);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method floor(): Point\r\n \t// Returns a copy of the current point with floored coordinates (rounded down).\r\n \tfloor: function () {\r\n \t\treturn this.clone()._floor();\r\n \t},\r\n\r\n \t_floor: function () {\r\n \t\tthis.x = Math.floor(this.x);\r\n \t\tthis.y = Math.floor(this.y);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method ceil(): Point\r\n \t// Returns a copy of the current point with ceiled coordinates (rounded up).\r\n \tceil: function () {\r\n \t\treturn this.clone()._ceil();\r\n \t},\r\n\r\n \t_ceil: function () {\r\n \t\tthis.x = Math.ceil(this.x);\r\n \t\tthis.y = Math.ceil(this.y);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method trunc(): Point\r\n \t// Returns a copy of the current point with truncated coordinates (rounded towards zero).\r\n \ttrunc: function () {\r\n \t\treturn this.clone()._trunc();\r\n \t},\r\n\r\n \t_trunc: function () {\r\n \t\tthis.x = trunc(this.x);\r\n \t\tthis.y = trunc(this.y);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method distanceTo(otherPoint: Point): Number\r\n \t// Returns the cartesian distance between the current and the given points.\r\n \tdistanceTo: function (point) {\r\n \t\tpoint = toPoint(point);\r\n\r\n \t\tvar x = point.x - this.x,\r\n \t\t y = point.y - this.y;\r\n\r\n \t\treturn Math.sqrt(x * x + y * y);\r\n \t},\r\n\r\n \t// @method equals(otherPoint: Point): Boolean\r\n \t// Returns `true` if the given point has the same coordinates.\r\n \tequals: function (point) {\r\n \t\tpoint = toPoint(point);\r\n\r\n \t\treturn point.x === this.x &&\r\n \t\t point.y === this.y;\r\n \t},\r\n\r\n \t// @method contains(otherPoint: Point): Boolean\r\n \t// Returns `true` if both coordinates of the given point are less than the corresponding current point coordinates (in absolute values).\r\n \tcontains: function (point) {\r\n \t\tpoint = toPoint(point);\r\n\r\n \t\treturn Math.abs(point.x) <= Math.abs(this.x) &&\r\n \t\t Math.abs(point.y) <= Math.abs(this.y);\r\n \t},\r\n\r\n \t// @method toString(): String\r\n \t// Returns a string representation of the point for debugging purposes.\r\n \ttoString: function () {\r\n \t\treturn 'Point(' +\r\n \t\t formatNum(this.x) + ', ' +\r\n \t\t formatNum(this.y) + ')';\r\n \t}\r\n };\r\n\r\n // @factory L.point(x: Number, y: Number, round?: Boolean)\r\n // Creates a Point object with the given `x` and `y` coordinates. If optional `round` is set to true, rounds the `x` and `y` values.\r\n\r\n // @alternative\r\n // @factory L.point(coords: Number[])\r\n // Expects an array of the form `[x, y]` instead.\r\n\r\n // @alternative\r\n // @factory L.point(coords: Object)\r\n // Expects a plain object of the form `{x: Number, y: Number}` instead.\r\n function toPoint(x, y, round) {\r\n \tif (x instanceof Point) {\r\n \t\treturn x;\r\n \t}\r\n \tif (isArray(x)) {\r\n \t\treturn new Point(x[0], x[1]);\r\n \t}\r\n \tif (x === undefined || x === null) {\r\n \t\treturn x;\r\n \t}\r\n \tif (typeof x === 'object' && 'x' in x && 'y' in x) {\r\n \t\treturn new Point(x.x, x.y);\r\n \t}\r\n \treturn new Point(x, y, round);\r\n }\n\n /*\r\n * @class Bounds\r\n * @aka L.Bounds\r\n *\r\n * Represents a rectangular area in pixel coordinates.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var p1 = L.point(10, 10),\r\n * p2 = L.point(40, 60),\r\n * bounds = L.bounds(p1, p2);\r\n * ```\r\n *\r\n * All Leaflet methods that accept `Bounds` objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this:\r\n *\r\n * ```js\r\n * otherBounds.intersects([[10, 10], [40, 60]]);\r\n * ```\r\n *\r\n * Note that `Bounds` does not inherit from Leaflet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\n function Bounds(a, b) {\r\n \tif (!a) { return; }\r\n\r\n \tvar points = b ? [a, b] : a;\r\n\r\n \tfor (var i = 0, len = points.length; i < len; i++) {\r\n \t\tthis.extend(points[i]);\r\n \t}\r\n }\r\n\r\n Bounds.prototype = {\r\n \t// @method extend(point: Point): this\r\n \t// Extends the bounds to contain the given point.\r\n \textend: function (point) { // (Point)\r\n \t\tpoint = toPoint(point);\r\n\r\n \t\t// @property min: Point\r\n \t\t// The top left corner of the rectangle.\r\n \t\t// @property max: Point\r\n \t\t// The bottom right corner of the rectangle.\r\n \t\tif (!this.min && !this.max) {\r\n \t\t\tthis.min = point.clone();\r\n \t\t\tthis.max = point.clone();\r\n \t\t} else {\r\n \t\t\tthis.min.x = Math.min(point.x, this.min.x);\r\n \t\t\tthis.max.x = Math.max(point.x, this.max.x);\r\n \t\t\tthis.min.y = Math.min(point.y, this.min.y);\r\n \t\t\tthis.max.y = Math.max(point.y, this.max.y);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method getCenter(round?: Boolean): Point\r\n \t// Returns the center point of the bounds.\r\n \tgetCenter: function (round) {\r\n \t\treturn new Point(\r\n \t\t (this.min.x + this.max.x) / 2,\r\n \t\t (this.min.y + this.max.y) / 2, round);\r\n \t},\r\n\r\n \t// @method getBottomLeft(): Point\r\n \t// Returns the bottom-left point of the bounds.\r\n \tgetBottomLeft: function () {\r\n \t\treturn new Point(this.min.x, this.max.y);\r\n \t},\r\n\r\n \t// @method getTopRight(): Point\r\n \t// Returns the top-right point of the bounds.\r\n \tgetTopRight: function () { // -> Point\r\n \t\treturn new Point(this.max.x, this.min.y);\r\n \t},\r\n\r\n \t// @method getTopLeft(): Point\r\n \t// Returns the top-left point of the bounds (i.e. [`this.min`](#bounds-min)).\r\n \tgetTopLeft: function () {\r\n \t\treturn this.min; // left, top\r\n \t},\r\n\r\n \t// @method getBottomRight(): Point\r\n \t// Returns the bottom-right point of the bounds (i.e. [`this.max`](#bounds-max)).\r\n \tgetBottomRight: function () {\r\n \t\treturn this.max; // right, bottom\r\n \t},\r\n\r\n \t// @method getSize(): Point\r\n \t// Returns the size of the given bounds\r\n \tgetSize: function () {\r\n \t\treturn this.max.subtract(this.min);\r\n \t},\r\n\r\n \t// @method contains(otherBounds: Bounds): Boolean\r\n \t// Returns `true` if the rectangle contains the given one.\r\n \t// @alternative\r\n \t// @method contains(point: Point): Boolean\r\n \t// Returns `true` if the rectangle contains the given point.\r\n \tcontains: function (obj) {\r\n \t\tvar min, max;\r\n\r\n \t\tif (typeof obj[0] === 'number' || obj instanceof Point) {\r\n \t\t\tobj = toPoint(obj);\r\n \t\t} else {\r\n \t\t\tobj = toBounds(obj);\r\n \t\t}\r\n\r\n \t\tif (obj instanceof Bounds) {\r\n \t\t\tmin = obj.min;\r\n \t\t\tmax = obj.max;\r\n \t\t} else {\r\n \t\t\tmin = max = obj;\r\n \t\t}\r\n\r\n \t\treturn (min.x >= this.min.x) &&\r\n \t\t (max.x <= this.max.x) &&\r\n \t\t (min.y >= this.min.y) &&\r\n \t\t (max.y <= this.max.y);\r\n \t},\r\n\r\n \t// @method intersects(otherBounds: Bounds): Boolean\r\n \t// Returns `true` if the rectangle intersects the given bounds. Two bounds\r\n \t// intersect if they have at least one point in common.\r\n \tintersects: function (bounds) { // (Bounds) -> Boolean\r\n \t\tbounds = toBounds(bounds);\r\n\r\n \t\tvar min = this.min,\r\n \t\t max = this.max,\r\n \t\t min2 = bounds.min,\r\n \t\t max2 = bounds.max,\r\n \t\t xIntersects = (max2.x >= min.x) && (min2.x <= max.x),\r\n \t\t yIntersects = (max2.y >= min.y) && (min2.y <= max.y);\r\n\r\n \t\treturn xIntersects && yIntersects;\r\n \t},\r\n\r\n \t// @method overlaps(otherBounds: Bounds): Boolean\r\n \t// Returns `true` if the rectangle overlaps the given bounds. Two bounds\r\n \t// overlap if their intersection is an area.\r\n \toverlaps: function (bounds) { // (Bounds) -> Boolean\r\n \t\tbounds = toBounds(bounds);\r\n\r\n \t\tvar min = this.min,\r\n \t\t max = this.max,\r\n \t\t min2 = bounds.min,\r\n \t\t max2 = bounds.max,\r\n \t\t xOverlaps = (max2.x > min.x) && (min2.x < max.x),\r\n \t\t yOverlaps = (max2.y > min.y) && (min2.y < max.y);\r\n\r\n \t\treturn xOverlaps && yOverlaps;\r\n \t},\r\n\r\n \tisValid: function () {\r\n \t\treturn !!(this.min && this.max);\r\n \t}\r\n };\r\n\r\n\r\n // @factory L.bounds(corner1: Point, corner2: Point)\r\n // Creates a Bounds object from two corners coordinate pairs.\r\n // @alternative\r\n // @factory L.bounds(points: Point[])\r\n // Creates a Bounds object from the given array of points.\r\n function toBounds(a, b) {\r\n \tif (!a || a instanceof Bounds) {\r\n \t\treturn a;\r\n \t}\r\n \treturn new Bounds(a, b);\r\n }\n\n /*\r\n * @class LatLngBounds\r\n * @aka L.LatLngBounds\r\n *\r\n * Represents a rectangular geographical area on a map.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var corner1 = L.latLng(40.712, -74.227),\r\n * corner2 = L.latLng(40.774, -74.125),\r\n * bounds = L.latLngBounds(corner1, corner2);\r\n * ```\r\n *\r\n * All Leaflet methods that accept LatLngBounds objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this:\r\n *\r\n * ```js\r\n * map.fitBounds([\r\n * \t[40.712, -74.227],\r\n * \t[40.774, -74.125]\r\n * ]);\r\n * ```\r\n *\r\n * Caution: if the area crosses the antimeridian (often confused with the International Date Line), you must specify corners _outside_ the [-180, 180] degrees longitude range.\r\n *\r\n * Note that `LatLngBounds` does not inherit from Leaflet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\n function LatLngBounds(corner1, corner2) { // (LatLng, LatLng) or (LatLng[])\r\n \tif (!corner1) { return; }\r\n\r\n \tvar latlngs = corner2 ? [corner1, corner2] : corner1;\r\n\r\n \tfor (var i = 0, len = latlngs.length; i < len; i++) {\r\n \t\tthis.extend(latlngs[i]);\r\n \t}\r\n }\r\n\r\n LatLngBounds.prototype = {\r\n\r\n \t// @method extend(latlng: LatLng): this\r\n \t// Extend the bounds to contain the given point\r\n\r\n \t// @alternative\r\n \t// @method extend(otherBounds: LatLngBounds): this\r\n \t// Extend the bounds to contain the given bounds\r\n \textend: function (obj) {\r\n \t\tvar sw = this._southWest,\r\n \t\t ne = this._northEast,\r\n \t\t sw2, ne2;\r\n\r\n \t\tif (obj instanceof LatLng) {\r\n \t\t\tsw2 = obj;\r\n \t\t\tne2 = obj;\r\n\r\n \t\t} else if (obj instanceof LatLngBounds) {\r\n \t\t\tsw2 = obj._southWest;\r\n \t\t\tne2 = obj._northEast;\r\n\r\n \t\t\tif (!sw2 || !ne2) { return this; }\r\n\r\n \t\t} else {\r\n \t\t\treturn obj ? this.extend(toLatLng(obj) || toLatLngBounds(obj)) : this;\r\n \t\t}\r\n\r\n \t\tif (!sw && !ne) {\r\n \t\t\tthis._southWest = new LatLng(sw2.lat, sw2.lng);\r\n \t\t\tthis._northEast = new LatLng(ne2.lat, ne2.lng);\r\n \t\t} else {\r\n \t\t\tsw.lat = Math.min(sw2.lat, sw.lat);\r\n \t\t\tsw.lng = Math.min(sw2.lng, sw.lng);\r\n \t\t\tne.lat = Math.max(ne2.lat, ne.lat);\r\n \t\t\tne.lng = Math.max(ne2.lng, ne.lng);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method pad(bufferRatio: Number): LatLngBounds\r\n \t// Returns bounds created by extending or retracting the current bounds by a given ratio in each direction.\r\n \t// For example, a ratio of 0.5 extends the bounds by 50% in each direction.\r\n \t// Negative values will retract the bounds.\r\n \tpad: function (bufferRatio) {\r\n \t\tvar sw = this._southWest,\r\n \t\t ne = this._northEast,\r\n \t\t heightBuffer = Math.abs(sw.lat - ne.lat) * bufferRatio,\r\n \t\t widthBuffer = Math.abs(sw.lng - ne.lng) * bufferRatio;\r\n\r\n \t\treturn new LatLngBounds(\r\n \t\t new LatLng(sw.lat - heightBuffer, sw.lng - widthBuffer),\r\n \t\t new LatLng(ne.lat + heightBuffer, ne.lng + widthBuffer));\r\n \t},\r\n\r\n \t// @method getCenter(): LatLng\r\n \t// Returns the center point of the bounds.\r\n \tgetCenter: function () {\r\n \t\treturn new LatLng(\r\n \t\t (this._southWest.lat + this._northEast.lat) / 2,\r\n \t\t (this._southWest.lng + this._northEast.lng) / 2);\r\n \t},\r\n\r\n \t// @method getSouthWest(): LatLng\r\n \t// Returns the south-west point of the bounds.\r\n \tgetSouthWest: function () {\r\n \t\treturn this._southWest;\r\n \t},\r\n\r\n \t// @method getNorthEast(): LatLng\r\n \t// Returns the north-east point of the bounds.\r\n \tgetNorthEast: function () {\r\n \t\treturn this._northEast;\r\n \t},\r\n\r\n \t// @method getNorthWest(): LatLng\r\n \t// Returns the north-west point of the bounds.\r\n \tgetNorthWest: function () {\r\n \t\treturn new LatLng(this.getNorth(), this.getWest());\r\n \t},\r\n\r\n \t// @method getSouthEast(): LatLng\r\n \t// Returns the south-east point of the bounds.\r\n \tgetSouthEast: function () {\r\n \t\treturn new LatLng(this.getSouth(), this.getEast());\r\n \t},\r\n\r\n \t// @method getWest(): Number\r\n \t// Returns the west longitude of the bounds\r\n \tgetWest: function () {\r\n \t\treturn this._southWest.lng;\r\n \t},\r\n\r\n \t// @method getSouth(): Number\r\n \t// Returns the south latitude of the bounds\r\n \tgetSouth: function () {\r\n \t\treturn this._southWest.lat;\r\n \t},\r\n\r\n \t// @method getEast(): Number\r\n \t// Returns the east longitude of the bounds\r\n \tgetEast: function () {\r\n \t\treturn this._northEast.lng;\r\n \t},\r\n\r\n \t// @method getNorth(): Number\r\n \t// Returns the north latitude of the bounds\r\n \tgetNorth: function () {\r\n \t\treturn this._northEast.lat;\r\n \t},\r\n\r\n \t// @method contains(otherBounds: LatLngBounds): Boolean\r\n \t// Returns `true` if the rectangle contains the given one.\r\n\r\n \t// @alternative\r\n \t// @method contains (latlng: LatLng): Boolean\r\n \t// Returns `true` if the rectangle contains the given point.\r\n \tcontains: function (obj) { // (LatLngBounds) or (LatLng) -> Boolean\r\n \t\tif (typeof obj[0] === 'number' || obj instanceof LatLng || 'lat' in obj) {\r\n \t\t\tobj = toLatLng(obj);\r\n \t\t} else {\r\n \t\t\tobj = toLatLngBounds(obj);\r\n \t\t}\r\n\r\n \t\tvar sw = this._southWest,\r\n \t\t ne = this._northEast,\r\n \t\t sw2, ne2;\r\n\r\n \t\tif (obj instanceof LatLngBounds) {\r\n \t\t\tsw2 = obj.getSouthWest();\r\n \t\t\tne2 = obj.getNorthEast();\r\n \t\t} else {\r\n \t\t\tsw2 = ne2 = obj;\r\n \t\t}\r\n\r\n \t\treturn (sw2.lat >= sw.lat) && (ne2.lat <= ne.lat) &&\r\n \t\t (sw2.lng >= sw.lng) && (ne2.lng <= ne.lng);\r\n \t},\r\n\r\n \t// @method intersects(otherBounds: LatLngBounds): Boolean\r\n \t// Returns `true` if the rectangle intersects the given bounds. Two bounds intersect if they have at least one point in common.\r\n \tintersects: function (bounds) {\r\n \t\tbounds = toLatLngBounds(bounds);\r\n\r\n \t\tvar sw = this._southWest,\r\n \t\t ne = this._northEast,\r\n \t\t sw2 = bounds.getSouthWest(),\r\n \t\t ne2 = bounds.getNorthEast(),\r\n\r\n \t\t latIntersects = (ne2.lat >= sw.lat) && (sw2.lat <= ne.lat),\r\n \t\t lngIntersects = (ne2.lng >= sw.lng) && (sw2.lng <= ne.lng);\r\n\r\n \t\treturn latIntersects && lngIntersects;\r\n \t},\r\n\r\n \t// @method overlaps(otherBounds: LatLngBounds): Boolean\r\n \t// Returns `true` if the rectangle overlaps the given bounds. Two bounds overlap if their intersection is an area.\r\n \toverlaps: function (bounds) {\r\n \t\tbounds = toLatLngBounds(bounds);\r\n\r\n \t\tvar sw = this._southWest,\r\n \t\t ne = this._northEast,\r\n \t\t sw2 = bounds.getSouthWest(),\r\n \t\t ne2 = bounds.getNorthEast(),\r\n\r\n \t\t latOverlaps = (ne2.lat > sw.lat) && (sw2.lat < ne.lat),\r\n \t\t lngOverlaps = (ne2.lng > sw.lng) && (sw2.lng < ne.lng);\r\n\r\n \t\treturn latOverlaps && lngOverlaps;\r\n \t},\r\n\r\n \t// @method toBBoxString(): String\r\n \t// Returns a string with bounding box coordinates in a 'southwest_lng,southwest_lat,northeast_lng,northeast_lat' format. Useful for sending requests to web services that return geo data.\r\n \ttoBBoxString: function () {\r\n \t\treturn [this.getWest(), this.getSouth(), this.getEast(), this.getNorth()].join(',');\r\n \t},\r\n\r\n \t// @method equals(otherBounds: LatLngBounds, maxMargin?: Number): Boolean\r\n \t// Returns `true` if the rectangle is equivalent (within a small margin of error) to the given bounds. The margin of error can be overridden by setting `maxMargin` to a small number.\r\n \tequals: function (bounds, maxMargin) {\r\n \t\tif (!bounds) { return false; }\r\n\r\n \t\tbounds = toLatLngBounds(bounds);\r\n\r\n \t\treturn this._southWest.equals(bounds.getSouthWest(), maxMargin) &&\r\n \t\t this._northEast.equals(bounds.getNorthEast(), maxMargin);\r\n \t},\r\n\r\n \t// @method isValid(): Boolean\r\n \t// Returns `true` if the bounds are properly initialized.\r\n \tisValid: function () {\r\n \t\treturn !!(this._southWest && this._northEast);\r\n \t}\r\n };\r\n\r\n // TODO International date line?\r\n\r\n // @factory L.latLngBounds(corner1: LatLng, corner2: LatLng)\r\n // Creates a `LatLngBounds` object by defining two diagonally opposite corners of the rectangle.\r\n\r\n // @alternative\r\n // @factory L.latLngBounds(latlngs: LatLng[])\r\n // Creates a `LatLngBounds` object defined by the geographical points it contains. Very useful for zooming the map to fit a particular set of locations with [`fitBounds`](#map-fitbounds).\r\n function toLatLngBounds(a, b) {\r\n \tif (a instanceof LatLngBounds) {\r\n \t\treturn a;\r\n \t}\r\n \treturn new LatLngBounds(a, b);\r\n }\n\n /* @class LatLng\r\n * @aka L.LatLng\r\n *\r\n * Represents a geographical point with a certain latitude and longitude.\r\n *\r\n * @example\r\n *\r\n * ```\r\n * var latlng = L.latLng(50.5, 30.5);\r\n * ```\r\n *\r\n * All Leaflet methods that accept LatLng objects also accept them in a simple Array form and simple object form (unless noted otherwise), so these lines are equivalent:\r\n *\r\n * ```\r\n * map.panTo([50, 30]);\r\n * map.panTo({lon: 30, lat: 50});\r\n * map.panTo({lat: 50, lng: 30});\r\n * map.panTo(L.latLng(50, 30));\r\n * ```\r\n *\r\n * Note that `LatLng` does not inherit from Leaflet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\n function LatLng(lat, lng, alt) {\r\n \tif (isNaN(lat) || isNaN(lng)) {\r\n \t\tthrow new Error('Invalid LatLng object: (' + lat + ', ' + lng + ')');\r\n \t}\r\n\r\n \t// @property lat: Number\r\n \t// Latitude in degrees\r\n \tthis.lat = +lat;\r\n\r\n \t// @property lng: Number\r\n \t// Longitude in degrees\r\n \tthis.lng = +lng;\r\n\r\n \t// @property alt: Number\r\n \t// Altitude in meters (optional)\r\n \tif (alt !== undefined) {\r\n \t\tthis.alt = +alt;\r\n \t}\r\n }\r\n\r\n LatLng.prototype = {\r\n \t// @method equals(otherLatLng: LatLng, maxMargin?: Number): Boolean\r\n \t// Returns `true` if the given `LatLng` point is at the same position (within a small margin of error). The margin of error can be overridden by setting `maxMargin` to a small number.\r\n \tequals: function (obj, maxMargin) {\r\n \t\tif (!obj) { return false; }\r\n\r\n \t\tobj = toLatLng(obj);\r\n\r\n \t\tvar margin = Math.max(\r\n \t\t Math.abs(this.lat - obj.lat),\r\n \t\t Math.abs(this.lng - obj.lng));\r\n\r\n \t\treturn margin <= (maxMargin === undefined ? 1.0E-9 : maxMargin);\r\n \t},\r\n\r\n \t// @method toString(): String\r\n \t// Returns a string representation of the point (for debugging purposes).\r\n \ttoString: function (precision) {\r\n \t\treturn 'LatLng(' +\r\n \t\t formatNum(this.lat, precision) + ', ' +\r\n \t\t formatNum(this.lng, precision) + ')';\r\n \t},\r\n\r\n \t// @method distanceTo(otherLatLng: LatLng): Number\r\n \t// Returns the distance (in meters) to the given `LatLng` calculated using the [Spherical Law of Cosines](https://en.wikipedia.org/wiki/Spherical_law_of_cosines).\r\n \tdistanceTo: function (other) {\r\n \t\treturn Earth.distance(this, toLatLng(other));\r\n \t},\r\n\r\n \t// @method wrap(): LatLng\r\n \t// Returns a new `LatLng` object with the longitude wrapped so it's always between -180 and +180 degrees.\r\n \twrap: function () {\r\n \t\treturn Earth.wrapLatLng(this);\r\n \t},\r\n\r\n \t// @method toBounds(sizeInMeters: Number): LatLngBounds\r\n \t// Returns a new `LatLngBounds` object in which each boundary is `sizeInMeters/2` meters apart from the `LatLng`.\r\n \ttoBounds: function (sizeInMeters) {\r\n \t\tvar latAccuracy = 180 * sizeInMeters / 40075017,\r\n \t\t lngAccuracy = latAccuracy / Math.cos((Math.PI / 180) * this.lat);\r\n\r\n \t\treturn toLatLngBounds(\r\n \t\t [this.lat - latAccuracy, this.lng - lngAccuracy],\r\n \t\t [this.lat + latAccuracy, this.lng + lngAccuracy]);\r\n \t},\r\n\r\n \tclone: function () {\r\n \t\treturn new LatLng(this.lat, this.lng, this.alt);\r\n \t}\r\n };\r\n\r\n\r\n\r\n // @factory L.latLng(latitude: Number, longitude: Number, altitude?: Number): LatLng\r\n // Creates an object representing a geographical point with the given latitude and longitude (and optionally altitude).\r\n\r\n // @alternative\r\n // @factory L.latLng(coords: Array): LatLng\r\n // Expects an array of the form `[Number, Number]` or `[Number, Number, Number]` instead.\r\n\r\n // @alternative\r\n // @factory L.latLng(coords: Object): LatLng\r\n // Expects an plain object of the form `{lat: Number, lng: Number}` or `{lat: Number, lng: Number, alt: Number}` instead.\r\n\r\n function toLatLng(a, b, c) {\r\n \tif (a instanceof LatLng) {\r\n \t\treturn a;\r\n \t}\r\n \tif (isArray(a) && typeof a[0] !== 'object') {\r\n \t\tif (a.length === 3) {\r\n \t\t\treturn new LatLng(a[0], a[1], a[2]);\r\n \t\t}\r\n \t\tif (a.length === 2) {\r\n \t\t\treturn new LatLng(a[0], a[1]);\r\n \t\t}\r\n \t\treturn null;\r\n \t}\r\n \tif (a === undefined || a === null) {\r\n \t\treturn a;\r\n \t}\r\n \tif (typeof a === 'object' && 'lat' in a) {\r\n \t\treturn new LatLng(a.lat, 'lng' in a ? a.lng : a.lon, a.alt);\r\n \t}\r\n \tif (b === undefined) {\r\n \t\treturn null;\r\n \t}\r\n \treturn new LatLng(a, b, c);\r\n }\n\n /*\r\n * @namespace CRS\r\n * @crs L.CRS.Base\r\n * Object that defines coordinate reference systems for projecting\r\n * geographical points into pixel (screen) coordinates and back (and to\r\n * coordinates in other units for [WMS](https://en.wikipedia.org/wiki/Web_Map_Service) services). See\r\n * [spatial reference system](http://en.wikipedia.org/wiki/Coordinate_reference_system).\r\n *\r\n * Leaflet defines the most usual CRSs by default. If you want to use a\r\n * CRS not defined by default, take a look at the\r\n * [Proj4Leaflet](https://github.com/kartena/Proj4Leaflet) plugin.\r\n *\r\n * Note that the CRS instances do not inherit from Leaflet's `Class` object,\r\n * and can't be instantiated. Also, new classes can't inherit from them,\r\n * and methods can't be added to them with the `include` function.\r\n */\r\n\r\n var CRS = {\r\n \t// @method latLngToPoint(latlng: LatLng, zoom: Number): Point\r\n \t// Projects geographical coordinates into pixel coordinates for a given zoom.\r\n \tlatLngToPoint: function (latlng, zoom) {\r\n \t\tvar projectedPoint = this.projection.project(latlng),\r\n \t\t scale = this.scale(zoom);\r\n\r\n \t\treturn this.transformation._transform(projectedPoint, scale);\r\n \t},\r\n\r\n \t// @method pointToLatLng(point: Point, zoom: Number): LatLng\r\n \t// The inverse of `latLngToPoint`. Projects pixel coordinates on a given\r\n \t// zoom into geographical coordinates.\r\n \tpointToLatLng: function (point, zoom) {\r\n \t\tvar scale = this.scale(zoom),\r\n \t\t untransformedPoint = this.transformation.untransform(point, scale);\r\n\r\n \t\treturn this.projection.unproject(untransformedPoint);\r\n \t},\r\n\r\n \t// @method project(latlng: LatLng): Point\r\n \t// Projects geographical coordinates into coordinates in units accepted for\r\n \t// this CRS (e.g. meters for EPSG:3857, for passing it to WMS services).\r\n \tproject: function (latlng) {\r\n \t\treturn this.projection.project(latlng);\r\n \t},\r\n\r\n \t// @method unproject(point: Point): LatLng\r\n \t// Given a projected coordinate returns the corresponding LatLng.\r\n \t// The inverse of `project`.\r\n \tunproject: function (point) {\r\n \t\treturn this.projection.unproject(point);\r\n \t},\r\n\r\n \t// @method scale(zoom: Number): Number\r\n \t// Returns the scale used when transforming projected coordinates into\r\n \t// pixel coordinates for a particular zoom. For example, it returns\r\n \t// `256 * 2^zoom` for Mercator-based CRS.\r\n \tscale: function (zoom) {\r\n \t\treturn 256 * Math.pow(2, zoom);\r\n \t},\r\n\r\n \t// @method zoom(scale: Number): Number\r\n \t// Inverse of `scale()`, returns the zoom level corresponding to a scale\r\n \t// factor of `scale`.\r\n \tzoom: function (scale) {\r\n \t\treturn Math.log(scale / 256) / Math.LN2;\r\n \t},\r\n\r\n \t// @method getProjectedBounds(zoom: Number): Bounds\r\n \t// Returns the projection's bounds scaled and transformed for the provided `zoom`.\r\n \tgetProjectedBounds: function (zoom) {\r\n \t\tif (this.infinite) { return null; }\r\n\r\n \t\tvar b = this.projection.bounds,\r\n \t\t s = this.scale(zoom),\r\n \t\t min = this.transformation.transform(b.min, s),\r\n \t\t max = this.transformation.transform(b.max, s);\r\n\r\n \t\treturn new Bounds(min, max);\r\n \t},\r\n\r\n \t// @method distance(latlng1: LatLng, latlng2: LatLng): Number\r\n \t// Returns the distance between two geographical coordinates.\r\n\r\n \t// @property code: String\r\n \t// Standard code name of the CRS passed into WMS services (e.g. `'EPSG:3857'`)\r\n \t//\r\n \t// @property wrapLng: Number[]\r\n \t// An array of two numbers defining whether the longitude (horizontal) coordinate\r\n \t// axis wraps around a given range and how. Defaults to `[-180, 180]` in most\r\n \t// geographical CRSs. If `undefined`, the longitude axis does not wrap around.\r\n \t//\r\n \t// @property wrapLat: Number[]\r\n \t// Like `wrapLng`, but for the latitude (vertical) axis.\r\n\r\n \t// wrapLng: [min, max],\r\n \t// wrapLat: [min, max],\r\n\r\n \t// @property infinite: Boolean\r\n \t// If true, the coordinate space will be unbounded (infinite in both axes)\r\n \tinfinite: false,\r\n\r\n \t// @method wrapLatLng(latlng: LatLng): LatLng\r\n \t// Returns a `LatLng` where lat and lng has been wrapped according to the\r\n \t// CRS's `wrapLat` and `wrapLng` properties, if they are outside the CRS's bounds.\r\n \twrapLatLng: function (latlng) {\r\n \t\tvar lng = this.wrapLng ? wrapNum(latlng.lng, this.wrapLng, true) : latlng.lng,\r\n \t\t lat = this.wrapLat ? wrapNum(latlng.lat, this.wrapLat, true) : latlng.lat,\r\n \t\t alt = latlng.alt;\r\n\r\n \t\treturn new LatLng(lat, lng, alt);\r\n \t},\r\n\r\n \t// @method wrapLatLngBounds(bounds: LatLngBounds): LatLngBounds\r\n \t// Returns a `LatLngBounds` with the same size as the given one, ensuring\r\n \t// that its center is within the CRS's bounds.\r\n \t// Only accepts actual `L.LatLngBounds` instances, not arrays.\r\n \twrapLatLngBounds: function (bounds) {\r\n \t\tvar center = bounds.getCenter(),\r\n \t\t newCenter = this.wrapLatLng(center),\r\n \t\t latShift = center.lat - newCenter.lat,\r\n \t\t lngShift = center.lng - newCenter.lng;\r\n\r\n \t\tif (latShift === 0 && lngShift === 0) {\r\n \t\t\treturn bounds;\r\n \t\t}\r\n\r\n \t\tvar sw = bounds.getSouthWest(),\r\n \t\t ne = bounds.getNorthEast(),\r\n \t\t newSw = new LatLng(sw.lat - latShift, sw.lng - lngShift),\r\n \t\t newNe = new LatLng(ne.lat - latShift, ne.lng - lngShift);\r\n\r\n \t\treturn new LatLngBounds(newSw, newNe);\r\n \t}\r\n };\n\n /*\n * @namespace CRS\n * @crs L.CRS.Earth\n *\n * Serves as the base for CRS that are global such that they cover the earth.\n * Can only be used as the base for other CRS and cannot be used directly,\n * since it does not have a `code`, `projection` or `transformation`. `distance()` returns\n * meters.\n */\n\n var Earth = extend({}, CRS, {\n \twrapLng: [-180, 180],\n\n \t// Mean Earth Radius, as recommended for use by\n \t// the International Union of Geodesy and Geophysics,\n \t// see http://rosettacode.org/wiki/Haversine_formula\n \tR: 6371000,\n\n \t// distance between two geographical points using spherical law of cosines approximation\n \tdistance: function (latlng1, latlng2) {\n \t\tvar rad = Math.PI / 180,\n \t\t lat1 = latlng1.lat * rad,\n \t\t lat2 = latlng2.lat * rad,\n \t\t sinDLat = Math.sin((latlng2.lat - latlng1.lat) * rad / 2),\n \t\t sinDLon = Math.sin((latlng2.lng - latlng1.lng) * rad / 2),\n \t\t a = sinDLat * sinDLat + Math.cos(lat1) * Math.cos(lat2) * sinDLon * sinDLon,\n \t\t c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));\n \t\treturn this.R * c;\n \t}\n });\n\n /*\r\n * @namespace Projection\r\n * @projection L.Projection.SphericalMercator\r\n *\r\n * Spherical Mercator projection — the most common projection for online maps,\r\n * used by almost all free and commercial tile providers. Assumes that Earth is\r\n * a sphere. Used by the `EPSG:3857` CRS.\r\n */\r\n\r\n var earthRadius = 6378137;\r\n\r\n var SphericalMercator = {\r\n\r\n \tR: earthRadius,\r\n \tMAX_LATITUDE: 85.0511287798,\r\n\r\n \tproject: function (latlng) {\r\n \t\tvar d = Math.PI / 180,\r\n \t\t max = this.MAX_LATITUDE,\r\n \t\t lat = Math.max(Math.min(max, latlng.lat), -max),\r\n \t\t sin = Math.sin(lat * d);\r\n\r\n \t\treturn new Point(\r\n \t\t\tthis.R * latlng.lng * d,\r\n \t\t\tthis.R * Math.log((1 + sin) / (1 - sin)) / 2);\r\n \t},\r\n\r\n \tunproject: function (point) {\r\n \t\tvar d = 180 / Math.PI;\r\n\r\n \t\treturn new LatLng(\r\n \t\t\t(2 * Math.atan(Math.exp(point.y / this.R)) - (Math.PI / 2)) * d,\r\n \t\t\tpoint.x * d / this.R);\r\n \t},\r\n\r\n \tbounds: (function () {\r\n \t\tvar d = earthRadius * Math.PI;\r\n \t\treturn new Bounds([-d, -d], [d, d]);\r\n \t})()\r\n };\n\n /*\r\n * @class Transformation\r\n * @aka L.Transformation\r\n *\r\n * Represents an affine transformation: a set of coefficients `a`, `b`, `c`, `d`\r\n * for transforming a point of a form `(x, y)` into `(a*x + b, c*y + d)` and doing\r\n * the reverse. Used by Leaflet in its projections code.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var transformation = L.transformation(2, 5, -1, 10),\r\n * \tp = L.point(1, 2),\r\n * \tp2 = transformation.transform(p), // L.point(7, 8)\r\n * \tp3 = transformation.untransform(p2); // L.point(1, 2)\r\n * ```\r\n */\r\n\r\n\r\n // factory new L.Transformation(a: Number, b: Number, c: Number, d: Number)\r\n // Creates a `Transformation` object with the given coefficients.\r\n function Transformation(a, b, c, d) {\r\n \tif (isArray(a)) {\r\n \t\t// use array properties\r\n \t\tthis._a = a[0];\r\n \t\tthis._b = a[1];\r\n \t\tthis._c = a[2];\r\n \t\tthis._d = a[3];\r\n \t\treturn;\r\n \t}\r\n \tthis._a = a;\r\n \tthis._b = b;\r\n \tthis._c = c;\r\n \tthis._d = d;\r\n }\r\n\r\n Transformation.prototype = {\r\n \t// @method transform(point: Point, scale?: Number): Point\r\n \t// Returns a transformed point, optionally multiplied by the given scale.\r\n \t// Only accepts actual `L.Point` instances, not arrays.\r\n \ttransform: function (point, scale) { // (Point, Number) -> Point\r\n \t\treturn this._transform(point.clone(), scale);\r\n \t},\r\n\r\n \t// destructive transform (faster)\r\n \t_transform: function (point, scale) {\r\n \t\tscale = scale || 1;\r\n \t\tpoint.x = scale * (this._a * point.x + this._b);\r\n \t\tpoint.y = scale * (this._c * point.y + this._d);\r\n \t\treturn point;\r\n \t},\r\n\r\n \t// @method untransform(point: Point, scale?: Number): Point\r\n \t// Returns the reverse transformation of the given point, optionally divided\r\n \t// by the given scale. Only accepts actual `L.Point` instances, not arrays.\r\n \tuntransform: function (point, scale) {\r\n \t\tscale = scale || 1;\r\n \t\treturn new Point(\r\n \t\t (point.x / scale - this._b) / this._a,\r\n \t\t (point.y / scale - this._d) / this._c);\r\n \t}\r\n };\r\n\r\n // factory L.transformation(a: Number, b: Number, c: Number, d: Number)\r\n\r\n // @factory L.transformation(a: Number, b: Number, c: Number, d: Number)\r\n // Instantiates a Transformation object with the given coefficients.\r\n\r\n // @alternative\r\n // @factory L.transformation(coefficients: Array): Transformation\r\n // Expects an coefficients array of the form\r\n // `[a: Number, b: Number, c: Number, d: Number]`.\r\n\r\n function toTransformation(a, b, c, d) {\r\n \treturn new Transformation(a, b, c, d);\r\n }\n\n /*\r\n * @namespace CRS\r\n * @crs L.CRS.EPSG3857\r\n *\r\n * The most common CRS for online maps, used by almost all free and commercial\r\n * tile providers. Uses Spherical Mercator projection. Set in by default in\r\n * Map's `crs` option.\r\n */\r\n\r\n var EPSG3857 = extend({}, Earth, {\r\n \tcode: 'EPSG:3857',\r\n \tprojection: SphericalMercator,\r\n\r\n \ttransformation: (function () {\r\n \t\tvar scale = 0.5 / (Math.PI * SphericalMercator.R);\r\n \t\treturn toTransformation(scale, 0.5, -scale, 0.5);\r\n \t}())\r\n });\r\n\r\n var EPSG900913 = extend({}, EPSG3857, {\r\n \tcode: 'EPSG:900913'\r\n });\n\n // @namespace SVG; @section\n // There are several static functions which can be called without instantiating L.SVG:\n\n // @function create(name: String): SVGElement\n // Returns a instance of [SVGElement](https://developer.mozilla.org/docs/Web/API/SVGElement),\n // corresponding to the class name passed. For example, using 'line' will return\n // an instance of [SVGLineElement](https://developer.mozilla.org/docs/Web/API/SVGLineElement).\n function svgCreate(name) {\n \treturn document.createElementNS('http://www.w3.org/2000/svg', name);\n }\n\n // @function pointsToPath(rings: Point[], closed: Boolean): String\n // Generates a SVG path string for multiple rings, with each ring turning\n // into \"M..L..L..\" instructions\n function pointsToPath(rings, closed) {\n \tvar str = '',\n \ti, j, len, len2, points, p;\n\n \tfor (i = 0, len = rings.length; i < len; i++) {\n \t\tpoints = rings[i];\n\n \t\tfor (j = 0, len2 = points.length; j < len2; j++) {\n \t\t\tp = points[j];\n \t\t\tstr += (j ? 'L' : 'M') + p.x + ' ' + p.y;\n \t\t}\n\n \t\t// closes the ring for polygons; \"x\" is VML syntax\n \t\tstr += closed ? (svg ? 'z' : 'x') : '';\n \t}\n\n \t// SVG complains about empty path strings\n \treturn str || 'M0 0';\n }\n\n /*\r\n * @namespace Browser\r\n * @aka L.Browser\r\n *\r\n * A namespace with static properties for browser/feature detection used by Leaflet internally.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * if (L.Browser.ielt9) {\r\n * alert('Upgrade your browser, dude!');\r\n * }\r\n * ```\r\n */\r\n\r\n var style$1 = document.documentElement.style;\r\n\r\n // @property ie: Boolean; `true` for all Internet Explorer versions (not Edge).\r\n var ie = 'ActiveXObject' in window;\r\n\r\n // @property ielt9: Boolean; `true` for Internet Explorer versions less than 9.\r\n var ielt9 = ie && !document.addEventListener;\r\n\r\n // @property edge: Boolean; `true` for the Edge web browser.\r\n var edge = 'msLaunchUri' in navigator && !('documentMode' in document);\r\n\r\n // @property webkit: Boolean;\r\n // `true` for webkit-based browsers like Chrome and Safari (including mobile versions).\r\n var webkit = userAgentContains('webkit');\r\n\r\n // @property android: Boolean\r\n // `true` for any browser running on an Android platform.\r\n var android = userAgentContains('android');\r\n\r\n // @property android23: Boolean; `true` for browsers running on Android 2 or Android 3.\r\n var android23 = userAgentContains('android 2') || userAgentContains('android 3');\r\n\r\n /* See https://stackoverflow.com/a/17961266 for details on detecting stock Android */\r\n var webkitVer = parseInt(/WebKit\\/([0-9]+)|$/.exec(navigator.userAgent)[1], 10); // also matches AppleWebKit\r\n // @property androidStock: Boolean; `true` for the Android stock browser (i.e. not Chrome)\r\n var androidStock = android && userAgentContains('Google') && webkitVer < 537 && !('AudioNode' in window);\r\n\r\n // @property opera: Boolean; `true` for the Opera browser\r\n var opera = !!window.opera;\r\n\r\n // @property chrome: Boolean; `true` for the Chrome browser.\r\n var chrome = !edge && userAgentContains('chrome');\r\n\r\n // @property gecko: Boolean; `true` for gecko-based browsers like Firefox.\r\n var gecko = userAgentContains('gecko') && !webkit && !opera && !ie;\r\n\r\n // @property safari: Boolean; `true` for the Safari browser.\r\n var safari = !chrome && userAgentContains('safari');\r\n\r\n var phantom = userAgentContains('phantom');\r\n\r\n // @property opera12: Boolean\r\n // `true` for the Opera browser supporting CSS transforms (version 12 or later).\r\n var opera12 = 'OTransition' in style$1;\r\n\r\n // @property win: Boolean; `true` when the browser is running in a Windows platform\r\n var win = navigator.platform.indexOf('Win') === 0;\r\n\r\n // @property ie3d: Boolean; `true` for all Internet Explorer versions supporting CSS transforms.\r\n var ie3d = ie && ('transition' in style$1);\r\n\r\n // @property webkit3d: Boolean; `true` for webkit-based browsers supporting CSS transforms.\r\n var webkit3d = ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()) && !android23;\r\n\r\n // @property gecko3d: Boolean; `true` for gecko-based browsers supporting CSS transforms.\r\n var gecko3d = 'MozPerspective' in style$1;\r\n\r\n // @property any3d: Boolean\r\n // `true` for all browsers supporting CSS transforms.\r\n var any3d = !window.L_DISABLE_3D && (ie3d || webkit3d || gecko3d) && !opera12 && !phantom;\r\n\r\n // @property mobile: Boolean; `true` for all browsers running in a mobile device.\r\n var mobile = typeof orientation !== 'undefined' || userAgentContains('mobile');\r\n\r\n // @property mobileWebkit: Boolean; `true` for all webkit-based browsers in a mobile device.\r\n var mobileWebkit = mobile && webkit;\r\n\r\n // @property mobileWebkit3d: Boolean\r\n // `true` for all webkit-based browsers in a mobile device supporting CSS transforms.\r\n var mobileWebkit3d = mobile && webkit3d;\r\n\r\n // @property msPointer: Boolean\r\n // `true` for browsers implementing the Microsoft touch events model (notably IE10).\r\n var msPointer = !window.PointerEvent && window.MSPointerEvent;\r\n\r\n // @property pointer: Boolean\r\n // `true` for all browsers supporting [pointer events](https://msdn.microsoft.com/en-us/library/dn433244%28v=vs.85%29.aspx).\r\n var pointer = !!(window.PointerEvent || msPointer);\r\n\r\n // @property touch: Boolean\r\n // `true` for all browsers supporting [touch events](https://developer.mozilla.org/docs/Web/API/Touch_events).\r\n // This does not necessarily mean that the browser is running in a computer with\r\n // a touchscreen, it only means that the browser is capable of understanding\r\n // touch events.\r\n var touch = !window.L_NO_TOUCH && (pointer || 'ontouchstart' in window ||\r\n \t\t(window.DocumentTouch && document instanceof window.DocumentTouch));\r\n\r\n // @property mobileOpera: Boolean; `true` for the Opera browser in a mobile device.\r\n var mobileOpera = mobile && opera;\r\n\r\n // @property mobileGecko: Boolean\r\n // `true` for gecko-based browsers running in a mobile device.\r\n var mobileGecko = mobile && gecko;\r\n\r\n // @property retina: Boolean\r\n // `true` for browsers on a high-resolution \"retina\" screen or on any screen when browser's display zoom is more than 100%.\r\n var retina = (window.devicePixelRatio || (window.screen.deviceXDPI / window.screen.logicalXDPI)) > 1;\r\n\r\n // @property passiveEvents: Boolean\r\n // `true` for browsers that support passive events.\r\n var passiveEvents = (function () {\r\n \tvar supportsPassiveOption = false;\r\n \ttry {\r\n \t\tvar opts = Object.defineProperty({}, 'passive', {\r\n \t\t\tget: function () { // eslint-disable-line getter-return\r\n \t\t\t\tsupportsPassiveOption = true;\r\n \t\t\t}\r\n \t\t});\r\n \t\twindow.addEventListener('testPassiveEventSupport', falseFn, opts);\r\n \t\twindow.removeEventListener('testPassiveEventSupport', falseFn, opts);\r\n \t} catch (e) {\r\n \t\t// Errors can safely be ignored since this is only a browser support test.\r\n \t}\r\n \treturn supportsPassiveOption;\r\n }());\r\n\r\n // @property canvas: Boolean\r\n // `true` when the browser supports [``](https://developer.mozilla.org/docs/Web/API/Canvas_API).\r\n var canvas = (function () {\r\n \treturn !!document.createElement('canvas').getContext;\r\n }());\r\n\r\n // @property svg: Boolean\r\n // `true` when the browser supports [SVG](https://developer.mozilla.org/docs/Web/SVG).\r\n var svg = !!(document.createElementNS && svgCreate('svg').createSVGRect);\r\n\r\n // @property vml: Boolean\r\n // `true` if the browser supports [VML](https://en.wikipedia.org/wiki/Vector_Markup_Language).\r\n var vml = !svg && (function () {\r\n \ttry {\r\n \t\tvar div = document.createElement('div');\r\n \t\tdiv.innerHTML = '';\r\n\r\n \t\tvar shape = div.firstChild;\r\n \t\tshape.style.behavior = 'url(#default#VML)';\r\n\r\n \t\treturn shape && (typeof shape.adj === 'object');\r\n\r\n \t} catch (e) {\r\n \t\treturn false;\r\n \t}\r\n }());\r\n\r\n\r\n function userAgentContains(str) {\r\n \treturn navigator.userAgent.toLowerCase().indexOf(str) >= 0;\r\n }\n\n var Browser = ({\n ie: ie,\n ielt9: ielt9,\n edge: edge,\n webkit: webkit,\n android: android,\n android23: android23,\n androidStock: androidStock,\n opera: opera,\n chrome: chrome,\n gecko: gecko,\n safari: safari,\n phantom: phantom,\n opera12: opera12,\n win: win,\n ie3d: ie3d,\n webkit3d: webkit3d,\n gecko3d: gecko3d,\n any3d: any3d,\n mobile: mobile,\n mobileWebkit: mobileWebkit,\n mobileWebkit3d: mobileWebkit3d,\n msPointer: msPointer,\n pointer: pointer,\n touch: touch,\n mobileOpera: mobileOpera,\n mobileGecko: mobileGecko,\n retina: retina,\n passiveEvents: passiveEvents,\n canvas: canvas,\n svg: svg,\n vml: vml\n });\n\n /*\n * Extends L.DomEvent to provide touch support for Internet Explorer and Windows-based devices.\n */\n\n\n var POINTER_DOWN = msPointer ? 'MSPointerDown' : 'pointerdown';\n var POINTER_MOVE = msPointer ? 'MSPointerMove' : 'pointermove';\n var POINTER_UP = msPointer ? 'MSPointerUp' : 'pointerup';\n var POINTER_CANCEL = msPointer ? 'MSPointerCancel' : 'pointercancel';\n\n var _pointers = {};\n var _pointerDocListener = false;\n\n // Provides a touch events wrapper for (ms)pointer events.\n // ref http://www.w3.org/TR/pointerevents/ https://www.w3.org/Bugs/Public/show_bug.cgi?id=22890\n\n function addPointerListener(obj, type, handler, id) {\n \tif (type === 'touchstart') {\n \t\t_addPointerStart(obj, handler, id);\n\n \t} else if (type === 'touchmove') {\n \t\t_addPointerMove(obj, handler, id);\n\n \t} else if (type === 'touchend') {\n \t\t_addPointerEnd(obj, handler, id);\n \t}\n\n \treturn this;\n }\n\n function removePointerListener(obj, type, id) {\n \tvar handler = obj['_leaflet_' + type + id];\n\n \tif (type === 'touchstart') {\n \t\tobj.removeEventListener(POINTER_DOWN, handler, false);\n\n \t} else if (type === 'touchmove') {\n \t\tobj.removeEventListener(POINTER_MOVE, handler, false);\n\n \t} else if (type === 'touchend') {\n \t\tobj.removeEventListener(POINTER_UP, handler, false);\n \t\tobj.removeEventListener(POINTER_CANCEL, handler, false);\n \t}\n\n \treturn this;\n }\n\n function _addPointerStart(obj, handler, id) {\n \tvar onDown = bind(function (e) {\n \t\t// IE10 specific: MsTouch needs preventDefault. See #2000\n \t\tif (e.MSPOINTER_TYPE_TOUCH && e.pointerType === e.MSPOINTER_TYPE_TOUCH) {\n \t\t\tpreventDefault(e);\n \t\t}\n\n \t\t_handlePointer(e, handler);\n \t});\n\n \tobj['_leaflet_touchstart' + id] = onDown;\n \tobj.addEventListener(POINTER_DOWN, onDown, false);\n\n \t// need to keep track of what pointers and how many are active to provide e.touches emulation\n \tif (!_pointerDocListener) {\n \t\t// we listen document as any drags that end by moving the touch off the screen get fired there\n \t\tdocument.addEventListener(POINTER_DOWN, _globalPointerDown, true);\n \t\tdocument.addEventListener(POINTER_MOVE, _globalPointerMove, true);\n \t\tdocument.addEventListener(POINTER_UP, _globalPointerUp, true);\n \t\tdocument.addEventListener(POINTER_CANCEL, _globalPointerUp, true);\n\n \t\t_pointerDocListener = true;\n \t}\n }\n\n function _globalPointerDown(e) {\n \t_pointers[e.pointerId] = e;\n }\n\n function _globalPointerMove(e) {\n \tif (_pointers[e.pointerId]) {\n \t\t_pointers[e.pointerId] = e;\n \t}\n }\n\n function _globalPointerUp(e) {\n \tdelete _pointers[e.pointerId];\n }\n\n function _handlePointer(e, handler) {\n \te.touches = [];\n \tfor (var i in _pointers) {\n \t\te.touches.push(_pointers[i]);\n \t}\n \te.changedTouches = [e];\n\n \thandler(e);\n }\n\n function _addPointerMove(obj, handler, id) {\n \tvar onMove = function (e) {\n \t\t// don't fire touch moves when mouse isn't down\n \t\tif ((e.pointerType === (e.MSPOINTER_TYPE_MOUSE || 'mouse')) && e.buttons === 0) {\n \t\t\treturn;\n \t\t}\n\n \t\t_handlePointer(e, handler);\n \t};\n\n \tobj['_leaflet_touchmove' + id] = onMove;\n \tobj.addEventListener(POINTER_MOVE, onMove, false);\n }\n\n function _addPointerEnd(obj, handler, id) {\n \tvar onUp = function (e) {\n \t\t_handlePointer(e, handler);\n \t};\n\n \tobj['_leaflet_touchend' + id] = onUp;\n \tobj.addEventListener(POINTER_UP, onUp, false);\n \tobj.addEventListener(POINTER_CANCEL, onUp, false);\n }\n\n /*\r\n * Extends the event handling code with double tap support for mobile browsers.\r\n */\r\n\r\n var _touchstart = msPointer ? 'MSPointerDown' : pointer ? 'pointerdown' : 'touchstart';\r\n var _touchend = msPointer ? 'MSPointerUp' : pointer ? 'pointerup' : 'touchend';\r\n var _pre = '_leaflet_';\r\n\r\n // inspired by Zepto touch code by Thomas Fuchs\r\n function addDoubleTapListener(obj, handler, id) {\r\n \tvar last, touch$$1,\r\n \t doubleTap = false,\r\n \t delay = 250;\r\n\r\n \tfunction onTouchStart(e) {\r\n\r\n \t\tif (pointer) {\r\n \t\t\tif (!e.isPrimary) { return; }\r\n \t\t\tif (e.pointerType === 'mouse') { return; } // mouse fires native dblclick\r\n \t\t} else if (e.touches.length > 1) {\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tvar now = Date.now(),\r\n \t\t delta = now - (last || now);\r\n\r\n \t\ttouch$$1 = e.touches ? e.touches[0] : e;\r\n \t\tdoubleTap = (delta > 0 && delta <= delay);\r\n \t\tlast = now;\r\n \t}\r\n\r\n \tfunction onTouchEnd(e) {\r\n \t\tif (doubleTap && !touch$$1.cancelBubble) {\r\n \t\t\tif (pointer) {\r\n \t\t\t\tif (e.pointerType === 'mouse') { return; }\r\n \t\t\t\t// work around .type being readonly with MSPointer* events\r\n \t\t\t\tvar newTouch = {},\r\n \t\t\t\t prop, i;\r\n\r\n \t\t\t\tfor (i in touch$$1) {\r\n \t\t\t\t\tprop = touch$$1[i];\r\n \t\t\t\t\tnewTouch[i] = prop && prop.bind ? prop.bind(touch$$1) : prop;\r\n \t\t\t\t}\r\n \t\t\t\ttouch$$1 = newTouch;\r\n \t\t\t}\r\n \t\t\ttouch$$1.type = 'dblclick';\r\n \t\t\ttouch$$1.button = 0;\r\n \t\t\thandler(touch$$1);\r\n \t\t\tlast = null;\r\n \t\t}\r\n \t}\r\n\r\n \tobj[_pre + _touchstart + id] = onTouchStart;\r\n \tobj[_pre + _touchend + id] = onTouchEnd;\r\n \tobj[_pre + 'dblclick' + id] = handler;\r\n\r\n \tobj.addEventListener(_touchstart, onTouchStart, passiveEvents ? {passive: false} : false);\r\n \tobj.addEventListener(_touchend, onTouchEnd, passiveEvents ? {passive: false} : false);\r\n\r\n \t// On some platforms (notably, chrome<55 on win10 + touchscreen + mouse),\r\n \t// the browser doesn't fire touchend/pointerup events but does fire\r\n \t// native dblclicks. See #4127.\r\n \t// Edge 14 also fires native dblclicks, but only for pointerType mouse, see #5180.\r\n \tobj.addEventListener('dblclick', handler, false);\r\n\r\n \treturn this;\r\n }\r\n\r\n function removeDoubleTapListener(obj, id) {\r\n \tvar touchstart = obj[_pre + _touchstart + id],\r\n \t touchend = obj[_pre + _touchend + id],\r\n \t dblclick = obj[_pre + 'dblclick' + id];\r\n\r\n \tobj.removeEventListener(_touchstart, touchstart, passiveEvents ? {passive: false} : false);\r\n \tobj.removeEventListener(_touchend, touchend, passiveEvents ? {passive: false} : false);\r\n \tobj.removeEventListener('dblclick', dblclick, false);\r\n\r\n \treturn this;\r\n }\n\n /*\r\n * @namespace DomUtil\r\n *\r\n * Utility functions to work with the [DOM](https://developer.mozilla.org/docs/Web/API/Document_Object_Model)\r\n * tree, used by Leaflet internally.\r\n *\r\n * Most functions expecting or returning a `HTMLElement` also work for\r\n * SVG elements. The only difference is that classes refer to CSS classes\r\n * in HTML and SVG classes in SVG.\r\n */\r\n\r\n\r\n // @property TRANSFORM: String\r\n // Vendor-prefixed transform style name (e.g. `'webkitTransform'` for WebKit).\r\n var TRANSFORM = testProp(\r\n \t['transform', 'webkitTransform', 'OTransform', 'MozTransform', 'msTransform']);\r\n\r\n // webkitTransition comes first because some browser versions that drop vendor prefix don't do\r\n // the same for the transitionend event, in particular the Android 4.1 stock browser\r\n\r\n // @property TRANSITION: String\r\n // Vendor-prefixed transition style name.\r\n var TRANSITION = testProp(\r\n \t['webkitTransition', 'transition', 'OTransition', 'MozTransition', 'msTransition']);\r\n\r\n // @property TRANSITION_END: String\r\n // Vendor-prefixed transitionend event name.\r\n var TRANSITION_END =\r\n \tTRANSITION === 'webkitTransition' || TRANSITION === 'OTransition' ? TRANSITION + 'End' : 'transitionend';\r\n\r\n\r\n // @function get(id: String|HTMLElement): HTMLElement\r\n // Returns an element given its DOM id, or returns the element itself\r\n // if it was passed directly.\r\n function get(id) {\r\n \treturn typeof id === 'string' ? document.getElementById(id) : id;\r\n }\r\n\r\n // @function getStyle(el: HTMLElement, styleAttrib: String): String\r\n // Returns the value for a certain style attribute on an element,\r\n // including computed values or values set through CSS.\r\n function getStyle(el, style) {\r\n \tvar value = el.style[style] || (el.currentStyle && el.currentStyle[style]);\r\n\r\n \tif ((!value || value === 'auto') && document.defaultView) {\r\n \t\tvar css = document.defaultView.getComputedStyle(el, null);\r\n \t\tvalue = css ? css[style] : null;\r\n \t}\r\n \treturn value === 'auto' ? null : value;\r\n }\r\n\r\n // @function create(tagName: String, className?: String, container?: HTMLElement): HTMLElement\r\n // Creates an HTML element with `tagName`, sets its class to `className`, and optionally appends it to `container` element.\r\n function create$1(tagName, className, container) {\r\n \tvar el = document.createElement(tagName);\r\n \tel.className = className || '';\r\n\r\n \tif (container) {\r\n \t\tcontainer.appendChild(el);\r\n \t}\r\n \treturn el;\r\n }\r\n\r\n // @function remove(el: HTMLElement)\r\n // Removes `el` from its parent element\r\n function remove(el) {\r\n \tvar parent = el.parentNode;\r\n \tif (parent) {\r\n \t\tparent.removeChild(el);\r\n \t}\r\n }\r\n\r\n // @function empty(el: HTMLElement)\r\n // Removes all of `el`'s children elements from `el`\r\n function empty(el) {\r\n \twhile (el.firstChild) {\r\n \t\tel.removeChild(el.firstChild);\r\n \t}\r\n }\r\n\r\n // @function toFront(el: HTMLElement)\r\n // Makes `el` the last child of its parent, so it renders in front of the other children.\r\n function toFront(el) {\r\n \tvar parent = el.parentNode;\r\n \tif (parent && parent.lastChild !== el) {\r\n \t\tparent.appendChild(el);\r\n \t}\r\n }\r\n\r\n // @function toBack(el: HTMLElement)\r\n // Makes `el` the first child of its parent, so it renders behind the other children.\r\n function toBack(el) {\r\n \tvar parent = el.parentNode;\r\n \tif (parent && parent.firstChild !== el) {\r\n \t\tparent.insertBefore(el, parent.firstChild);\r\n \t}\r\n }\r\n\r\n // @function hasClass(el: HTMLElement, name: String): Boolean\r\n // Returns `true` if the element's class attribute contains `name`.\r\n function hasClass(el, name) {\r\n \tif (el.classList !== undefined) {\r\n \t\treturn el.classList.contains(name);\r\n \t}\r\n \tvar className = getClass(el);\r\n \treturn className.length > 0 && new RegExp('(^|\\\\s)' + name + '(\\\\s|$)').test(className);\r\n }\r\n\r\n // @function addClass(el: HTMLElement, name: String)\r\n // Adds `name` to the element's class attribute.\r\n function addClass(el, name) {\r\n \tif (el.classList !== undefined) {\r\n \t\tvar classes = splitWords(name);\r\n \t\tfor (var i = 0, len = classes.length; i < len; i++) {\r\n \t\t\tel.classList.add(classes[i]);\r\n \t\t}\r\n \t} else if (!hasClass(el, name)) {\r\n \t\tvar className = getClass(el);\r\n \t\tsetClass(el, (className ? className + ' ' : '') + name);\r\n \t}\r\n }\r\n\r\n // @function removeClass(el: HTMLElement, name: String)\r\n // Removes `name` from the element's class attribute.\r\n function removeClass(el, name) {\r\n \tif (el.classList !== undefined) {\r\n \t\tel.classList.remove(name);\r\n \t} else {\r\n \t\tsetClass(el, trim((' ' + getClass(el) + ' ').replace(' ' + name + ' ', ' ')));\r\n \t}\r\n }\r\n\r\n // @function setClass(el: HTMLElement, name: String)\r\n // Sets the element's class.\r\n function setClass(el, name) {\r\n \tif (el.className.baseVal === undefined) {\r\n \t\tel.className = name;\r\n \t} else {\r\n \t\t// in case of SVG element\r\n \t\tel.className.baseVal = name;\r\n \t}\r\n }\r\n\r\n // @function getClass(el: HTMLElement): String\r\n // Returns the element's class.\r\n function getClass(el) {\r\n \t// Check if the element is an SVGElementInstance and use the correspondingElement instead\r\n \t// (Required for linked SVG elements in IE11.)\r\n \tif (el.correspondingElement) {\r\n \t\tel = el.correspondingElement;\r\n \t}\r\n \treturn el.className.baseVal === undefined ? el.className : el.className.baseVal;\r\n }\r\n\r\n // @function setOpacity(el: HTMLElement, opacity: Number)\r\n // Set the opacity of an element (including old IE support).\r\n // `opacity` must be a number from `0` to `1`.\r\n function setOpacity(el, value) {\r\n \tif ('opacity' in el.style) {\r\n \t\tel.style.opacity = value;\r\n \t} else if ('filter' in el.style) {\r\n \t\t_setOpacityIE(el, value);\r\n \t}\r\n }\r\n\r\n function _setOpacityIE(el, value) {\r\n \tvar filter = false,\r\n \t filterName = 'DXImageTransform.Microsoft.Alpha';\r\n\r\n \t// filters collection throws an error if we try to retrieve a filter that doesn't exist\r\n \ttry {\r\n \t\tfilter = el.filters.item(filterName);\r\n \t} catch (e) {\r\n \t\t// don't set opacity to 1 if we haven't already set an opacity,\r\n \t\t// it isn't needed and breaks transparent pngs.\r\n \t\tif (value === 1) { return; }\r\n \t}\r\n\r\n \tvalue = Math.round(value * 100);\r\n\r\n \tif (filter) {\r\n \t\tfilter.Enabled = (value !== 100);\r\n \t\tfilter.Opacity = value;\r\n \t} else {\r\n \t\tel.style.filter += ' progid:' + filterName + '(opacity=' + value + ')';\r\n \t}\r\n }\r\n\r\n // @function testProp(props: String[]): String|false\r\n // Goes through the array of style names and returns the first name\r\n // that is a valid style name for an element. If no such name is found,\r\n // it returns false. Useful for vendor-prefixed styles like `transform`.\r\n function testProp(props) {\r\n \tvar style = document.documentElement.style;\r\n\r\n \tfor (var i = 0; i < props.length; i++) {\r\n \t\tif (props[i] in style) {\r\n \t\t\treturn props[i];\r\n \t\t}\r\n \t}\r\n \treturn false;\r\n }\r\n\r\n // @function setTransform(el: HTMLElement, offset: Point, scale?: Number)\r\n // Resets the 3D CSS transform of `el` so it is translated by `offset` pixels\r\n // and optionally scaled by `scale`. Does not have an effect if the\r\n // browser doesn't support 3D CSS transforms.\r\n function setTransform(el, offset, scale) {\r\n \tvar pos = offset || new Point(0, 0);\r\n\r\n \tel.style[TRANSFORM] =\r\n \t\t(ie3d ?\r\n \t\t\t'translate(' + pos.x + 'px,' + pos.y + 'px)' :\r\n \t\t\t'translate3d(' + pos.x + 'px,' + pos.y + 'px,0)') +\r\n \t\t(scale ? ' scale(' + scale + ')' : '');\r\n }\r\n\r\n // @function setPosition(el: HTMLElement, position: Point)\r\n // Sets the position of `el` to coordinates specified by `position`,\r\n // using CSS translate or top/left positioning depending on the browser\r\n // (used by Leaflet internally to position its layers).\r\n function setPosition(el, point) {\r\n\r\n \t/*eslint-disable */\r\n \tel._leaflet_pos = point;\r\n \t/* eslint-enable */\r\n\r\n \tif (any3d) {\r\n \t\tsetTransform(el, point);\r\n \t} else {\r\n \t\tel.style.left = point.x + 'px';\r\n \t\tel.style.top = point.y + 'px';\r\n \t}\r\n }\r\n\r\n // @function getPosition(el: HTMLElement): Point\r\n // Returns the coordinates of an element previously positioned with setPosition.\r\n function getPosition(el) {\r\n \t// this method is only used for elements previously positioned using setPosition,\r\n \t// so it's safe to cache the position for performance\r\n\r\n \treturn el._leaflet_pos || new Point(0, 0);\r\n }\r\n\r\n // @function disableTextSelection()\r\n // Prevents the user from generating `selectstart` DOM events, usually generated\r\n // when the user drags the mouse through a page with text. Used internally\r\n // by Leaflet to override the behaviour of any click-and-drag interaction on\r\n // the map. Affects drag interactions on the whole document.\r\n\r\n // @function enableTextSelection()\r\n // Cancels the effects of a previous [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection).\r\n var disableTextSelection;\r\n var enableTextSelection;\r\n var _userSelect;\r\n if ('onselectstart' in document) {\r\n \tdisableTextSelection = function () {\r\n \t\ton(window, 'selectstart', preventDefault);\r\n \t};\r\n \tenableTextSelection = function () {\r\n \t\toff(window, 'selectstart', preventDefault);\r\n \t};\r\n } else {\r\n \tvar userSelectProperty = testProp(\r\n \t\t['userSelect', 'WebkitUserSelect', 'OUserSelect', 'MozUserSelect', 'msUserSelect']);\r\n\r\n \tdisableTextSelection = function () {\r\n \t\tif (userSelectProperty) {\r\n \t\t\tvar style = document.documentElement.style;\r\n \t\t\t_userSelect = style[userSelectProperty];\r\n \t\t\tstyle[userSelectProperty] = 'none';\r\n \t\t}\r\n \t};\r\n \tenableTextSelection = function () {\r\n \t\tif (userSelectProperty) {\r\n \t\t\tdocument.documentElement.style[userSelectProperty] = _userSelect;\r\n \t\t\t_userSelect = undefined;\r\n \t\t}\r\n \t};\r\n }\r\n\r\n // @function disableImageDrag()\r\n // As [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection), but\r\n // for `dragstart` DOM events, usually generated when the user drags an image.\r\n function disableImageDrag() {\r\n \ton(window, 'dragstart', preventDefault);\r\n }\r\n\r\n // @function enableImageDrag()\r\n // Cancels the effects of a previous [`L.DomUtil.disableImageDrag`](#domutil-disabletextselection).\r\n function enableImageDrag() {\r\n \toff(window, 'dragstart', preventDefault);\r\n }\r\n\r\n var _outlineElement, _outlineStyle;\r\n // @function preventOutline(el: HTMLElement)\r\n // Makes the [outline](https://developer.mozilla.org/docs/Web/CSS/outline)\r\n // of the element `el` invisible. Used internally by Leaflet to prevent\r\n // focusable elements from displaying an outline when the user performs a\r\n // drag interaction on them.\r\n function preventOutline(element) {\r\n \twhile (element.tabIndex === -1) {\r\n \t\telement = element.parentNode;\r\n \t}\r\n \tif (!element.style) { return; }\r\n \trestoreOutline();\r\n \t_outlineElement = element;\r\n \t_outlineStyle = element.style.outline;\r\n \telement.style.outline = 'none';\r\n \ton(window, 'keydown', restoreOutline);\r\n }\r\n\r\n // @function restoreOutline()\r\n // Cancels the effects of a previous [`L.DomUtil.preventOutline`]().\r\n function restoreOutline() {\r\n \tif (!_outlineElement) { return; }\r\n \t_outlineElement.style.outline = _outlineStyle;\r\n \t_outlineElement = undefined;\r\n \t_outlineStyle = undefined;\r\n \toff(window, 'keydown', restoreOutline);\r\n }\r\n\r\n // @function getSizedParentNode(el: HTMLElement): HTMLElement\r\n // Finds the closest parent node which size (width and height) is not null.\r\n function getSizedParentNode(element) {\r\n \tdo {\r\n \t\telement = element.parentNode;\r\n \t} while ((!element.offsetWidth || !element.offsetHeight) && element !== document.body);\r\n \treturn element;\r\n }\r\n\r\n // @function getScale(el: HTMLElement): Object\r\n // Computes the CSS scale currently applied on the element.\r\n // Returns an object with `x` and `y` members as horizontal and vertical scales respectively,\r\n // and `boundingClientRect` as the result of [`getBoundingClientRect()`](https://developer.mozilla.org/en-US/docs/Web/API/Element/getBoundingClientRect).\r\n function getScale(element) {\r\n \tvar rect = element.getBoundingClientRect(); // Read-only in old browsers.\r\n\r\n \treturn {\r\n \t\tx: rect.width / element.offsetWidth || 1,\r\n \t\ty: rect.height / element.offsetHeight || 1,\r\n \t\tboundingClientRect: rect\r\n \t};\r\n }\n\n var DomUtil = ({\n TRANSFORM: TRANSFORM,\n TRANSITION: TRANSITION,\n TRANSITION_END: TRANSITION_END,\n get: get,\n getStyle: getStyle,\n create: create$1,\n remove: remove,\n empty: empty,\n toFront: toFront,\n toBack: toBack,\n hasClass: hasClass,\n addClass: addClass,\n removeClass: removeClass,\n setClass: setClass,\n getClass: getClass,\n setOpacity: setOpacity,\n testProp: testProp,\n setTransform: setTransform,\n setPosition: setPosition,\n getPosition: getPosition,\n disableTextSelection: disableTextSelection,\n enableTextSelection: enableTextSelection,\n disableImageDrag: disableImageDrag,\n enableImageDrag: enableImageDrag,\n preventOutline: preventOutline,\n restoreOutline: restoreOutline,\n getSizedParentNode: getSizedParentNode,\n getScale: getScale\n });\n\n /*\r\n * @namespace DomEvent\r\n * Utility functions to work with the [DOM events](https://developer.mozilla.org/docs/Web/API/Event), used by Leaflet internally.\r\n */\r\n\r\n // Inspired by John Resig, Dean Edwards and YUI addEvent implementations.\r\n\r\n // @function on(el: HTMLElement, types: String, fn: Function, context?: Object): this\r\n // Adds a listener function (`fn`) to a particular DOM event type of the\r\n // element `el`. You can optionally specify the context of the listener\r\n // (object the `this` keyword will point to). You can also pass several\r\n // space-separated types (e.g. `'click dblclick'`).\r\n\r\n // @alternative\r\n // @function on(el: HTMLElement, eventMap: Object, context?: Object): this\r\n // Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}`\r\n function on(obj, types, fn, context) {\r\n\r\n \tif (typeof types === 'object') {\r\n \t\tfor (var type in types) {\r\n \t\t\taddOne(obj, type, types[type], fn);\r\n \t\t}\r\n \t} else {\r\n \t\ttypes = splitWords(types);\r\n\r\n \t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n \t\t\taddOne(obj, types[i], fn, context);\r\n \t\t}\r\n \t}\r\n\r\n \treturn this;\r\n }\r\n\r\n var eventsKey = '_leaflet_events';\r\n\r\n // @function off(el: HTMLElement, types: String, fn: Function, context?: Object): this\r\n // Removes a previously added listener function.\r\n // Note that if you passed a custom context to on, you must pass the same\r\n // context to `off` in order to remove the listener.\r\n\r\n // @alternative\r\n // @function off(el: HTMLElement, eventMap: Object, context?: Object): this\r\n // Removes a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}`\r\n function off(obj, types, fn, context) {\r\n\r\n \tif (typeof types === 'object') {\r\n \t\tfor (var type in types) {\r\n \t\t\tremoveOne(obj, type, types[type], fn);\r\n \t\t}\r\n \t} else if (types) {\r\n \t\ttypes = splitWords(types);\r\n\r\n \t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n \t\t\tremoveOne(obj, types[i], fn, context);\r\n \t\t}\r\n \t} else {\r\n \t\tfor (var j in obj[eventsKey]) {\r\n \t\t\tremoveOne(obj, j, obj[eventsKey][j]);\r\n \t\t}\r\n \t\tdelete obj[eventsKey];\r\n \t}\r\n\r\n \treturn this;\r\n }\r\n\r\n function browserFiresNativeDblClick() {\r\n \t// See https://github.com/w3c/pointerevents/issues/171\r\n \tif (pointer) {\r\n \t\treturn !(edge || safari);\r\n \t}\r\n }\r\n\r\n var mouseSubst = {\r\n \tmouseenter: 'mouseover',\r\n \tmouseleave: 'mouseout',\r\n \twheel: !('onwheel' in window) && 'mousewheel'\r\n };\r\n\r\n function addOne(obj, type, fn, context) {\r\n \tvar id = type + stamp(fn) + (context ? '_' + stamp(context) : '');\r\n\r\n \tif (obj[eventsKey] && obj[eventsKey][id]) { return this; }\r\n\r\n \tvar handler = function (e) {\r\n \t\treturn fn.call(context || obj, e || window.event);\r\n \t};\r\n\r\n \tvar originalHandler = handler;\r\n\r\n \tif (pointer && type.indexOf('touch') === 0) {\r\n \t\t// Needs DomEvent.Pointer.js\r\n \t\taddPointerListener(obj, type, handler, id);\r\n\r\n \t} else if (touch && (type === 'dblclick') && !browserFiresNativeDblClick()) {\r\n \t\taddDoubleTapListener(obj, handler, id);\r\n\r\n \t} else if ('addEventListener' in obj) {\r\n\r\n \t\tif (type === 'touchstart' || type === 'touchmove' || type === 'wheel' || type === 'mousewheel') {\r\n \t\t\tobj.addEventListener(mouseSubst[type] || type, handler, passiveEvents ? {passive: false} : false);\r\n\r\n \t\t} else if (type === 'mouseenter' || type === 'mouseleave') {\r\n \t\t\thandler = function (e) {\r\n \t\t\t\te = e || window.event;\r\n \t\t\t\tif (isExternalTarget(obj, e)) {\r\n \t\t\t\t\toriginalHandler(e);\r\n \t\t\t\t}\r\n \t\t\t};\r\n \t\t\tobj.addEventListener(mouseSubst[type], handler, false);\r\n\r\n \t\t} else {\r\n \t\t\tobj.addEventListener(type, originalHandler, false);\r\n \t\t}\r\n\r\n \t} else if ('attachEvent' in obj) {\r\n \t\tobj.attachEvent('on' + type, handler);\r\n \t}\r\n\r\n \tobj[eventsKey] = obj[eventsKey] || {};\r\n \tobj[eventsKey][id] = handler;\r\n }\r\n\r\n function removeOne(obj, type, fn, context) {\r\n\r\n \tvar id = type + stamp(fn) + (context ? '_' + stamp(context) : ''),\r\n \t handler = obj[eventsKey] && obj[eventsKey][id];\r\n\r\n \tif (!handler) { return this; }\r\n\r\n \tif (pointer && type.indexOf('touch') === 0) {\r\n \t\tremovePointerListener(obj, type, id);\r\n\r\n \t} else if (touch && (type === 'dblclick') && !browserFiresNativeDblClick()) {\r\n \t\tremoveDoubleTapListener(obj, id);\r\n\r\n \t} else if ('removeEventListener' in obj) {\r\n\r\n \t\tobj.removeEventListener(mouseSubst[type] || type, handler, false);\r\n\r\n \t} else if ('detachEvent' in obj) {\r\n \t\tobj.detachEvent('on' + type, handler);\r\n \t}\r\n\r\n \tobj[eventsKey][id] = null;\r\n }\r\n\r\n // @function stopPropagation(ev: DOMEvent): this\r\n // Stop the given event from propagation to parent elements. Used inside the listener functions:\r\n // ```js\r\n // L.DomEvent.on(div, 'click', function (ev) {\r\n // \tL.DomEvent.stopPropagation(ev);\r\n // });\r\n // ```\r\n function stopPropagation(e) {\r\n\r\n \tif (e.stopPropagation) {\r\n \t\te.stopPropagation();\r\n \t} else if (e.originalEvent) { // In case of Leaflet event.\r\n \t\te.originalEvent._stopped = true;\r\n \t} else {\r\n \t\te.cancelBubble = true;\r\n \t}\r\n \tskipped(e);\r\n\r\n \treturn this;\r\n }\r\n\r\n // @function disableScrollPropagation(el: HTMLElement): this\r\n // Adds `stopPropagation` to the element's `'wheel'` events (plus browser variants).\r\n function disableScrollPropagation(el) {\r\n \taddOne(el, 'wheel', stopPropagation);\r\n \treturn this;\r\n }\r\n\r\n // @function disableClickPropagation(el: HTMLElement): this\r\n // Adds `stopPropagation` to the element's `'click'`, `'doubleclick'`,\r\n // `'mousedown'` and `'touchstart'` events (plus browser variants).\r\n function disableClickPropagation(el) {\r\n \ton(el, 'mousedown touchstart dblclick', stopPropagation);\r\n \taddOne(el, 'click', fakeStop);\r\n \treturn this;\r\n }\r\n\r\n // @function preventDefault(ev: DOMEvent): this\r\n // Prevents the default action of the DOM Event `ev` from happening (such as\r\n // following a link in the href of the a element, or doing a POST request\r\n // with page reload when a `
` is submitted).\r\n // Use it inside listener functions.\r\n function preventDefault(e) {\r\n \tif (e.preventDefault) {\r\n \t\te.preventDefault();\r\n \t} else {\r\n \t\te.returnValue = false;\r\n \t}\r\n \treturn this;\r\n }\r\n\r\n // @function stop(ev: DOMEvent): this\r\n // Does `stopPropagation` and `preventDefault` at the same time.\r\n function stop(e) {\r\n \tpreventDefault(e);\r\n \tstopPropagation(e);\r\n \treturn this;\r\n }\r\n\r\n // @function getMousePosition(ev: DOMEvent, container?: HTMLElement): Point\r\n // Gets normalized mouse position from a DOM event relative to the\r\n // `container` (border excluded) or to the whole page if not specified.\r\n function getMousePosition(e, container) {\r\n \tif (!container) {\r\n \t\treturn new Point(e.clientX, e.clientY);\r\n \t}\r\n\r\n \tvar scale = getScale(container),\r\n \t offset = scale.boundingClientRect; // left and top values are in page scale (like the event clientX/Y)\r\n\r\n \treturn new Point(\r\n \t\t// offset.left/top values are in page scale (like clientX/Y),\r\n \t\t// whereas clientLeft/Top (border width) values are the original values (before CSS scale applies).\r\n \t\t(e.clientX - offset.left) / scale.x - container.clientLeft,\r\n \t\t(e.clientY - offset.top) / scale.y - container.clientTop\r\n \t);\r\n }\r\n\r\n // Chrome on Win scrolls double the pixels as in other platforms (see #4538),\r\n // and Firefox scrolls device pixels, not CSS pixels\r\n var wheelPxFactor =\r\n \t(win && chrome) ? 2 * window.devicePixelRatio :\r\n \tgecko ? window.devicePixelRatio : 1;\r\n\r\n // @function getWheelDelta(ev: DOMEvent): Number\r\n // Gets normalized wheel delta from a wheel DOM event, in vertical\r\n // pixels scrolled (negative if scrolling down).\r\n // Events from pointing devices without precise scrolling are mapped to\r\n // a best guess of 60 pixels.\r\n function getWheelDelta(e) {\r\n \treturn (edge) ? e.wheelDeltaY / 2 : // Don't trust window-geometry-based delta\r\n \t (e.deltaY && e.deltaMode === 0) ? -e.deltaY / wheelPxFactor : // Pixels\r\n \t (e.deltaY && e.deltaMode === 1) ? -e.deltaY * 20 : // Lines\r\n \t (e.deltaY && e.deltaMode === 2) ? -e.deltaY * 60 : // Pages\r\n \t (e.deltaX || e.deltaZ) ? 0 :\t// Skip horizontal/depth wheel events\r\n \t e.wheelDelta ? (e.wheelDeltaY || e.wheelDelta) / 2 : // Legacy IE pixels\r\n \t (e.detail && Math.abs(e.detail) < 32765) ? -e.detail * 20 : // Legacy Moz lines\r\n \t e.detail ? e.detail / -32765 * 60 : // Legacy Moz pages\r\n \t 0;\r\n }\r\n\r\n var skipEvents = {};\r\n\r\n function fakeStop(e) {\r\n \t// fakes stopPropagation by setting a special event flag, checked/reset with skipped(e)\r\n \tskipEvents[e.type] = true;\r\n }\r\n\r\n function skipped(e) {\r\n \tvar events = skipEvents[e.type];\r\n \t// reset when checking, as it's only used in map container and propagates outside of the map\r\n \tskipEvents[e.type] = false;\r\n \treturn events;\r\n }\r\n\r\n // check if element really left/entered the event target (for mouseenter/mouseleave)\r\n function isExternalTarget(el, e) {\r\n\r\n \tvar related = e.relatedTarget;\r\n\r\n \tif (!related) { return true; }\r\n\r\n \ttry {\r\n \t\twhile (related && (related !== el)) {\r\n \t\t\trelated = related.parentNode;\r\n \t\t}\r\n \t} catch (err) {\r\n \t\treturn false;\r\n \t}\r\n \treturn (related !== el);\r\n }\n\n var DomEvent = ({\n on: on,\n off: off,\n stopPropagation: stopPropagation,\n disableScrollPropagation: disableScrollPropagation,\n disableClickPropagation: disableClickPropagation,\n preventDefault: preventDefault,\n stop: stop,\n getMousePosition: getMousePosition,\n getWheelDelta: getWheelDelta,\n fakeStop: fakeStop,\n skipped: skipped,\n isExternalTarget: isExternalTarget,\n addListener: on,\n removeListener: off\n });\n\n /*\n * @class PosAnimation\n * @aka L.PosAnimation\n * @inherits Evented\n * Used internally for panning animations, utilizing CSS3 Transitions for modern browsers and a timer fallback for IE6-9.\n *\n * @example\n * ```js\n * var fx = new L.PosAnimation();\n * fx.run(el, [300, 500], 0.5);\n * ```\n *\n * @constructor L.PosAnimation()\n * Creates a `PosAnimation` object.\n *\n */\n\n var PosAnimation = Evented.extend({\n\n \t// @method run(el: HTMLElement, newPos: Point, duration?: Number, easeLinearity?: Number)\n \t// Run an animation of a given element to a new position, optionally setting\n \t// duration in seconds (`0.25` by default) and easing linearity factor (3rd\n \t// argument of the [cubic bezier curve](http://cubic-bezier.com/#0,0,.5,1),\n \t// `0.5` by default).\n \trun: function (el, newPos, duration, easeLinearity) {\n \t\tthis.stop();\n\n \t\tthis._el = el;\n \t\tthis._inProgress = true;\n \t\tthis._duration = duration || 0.25;\n \t\tthis._easeOutPower = 1 / Math.max(easeLinearity || 0.5, 0.2);\n\n \t\tthis._startPos = getPosition(el);\n \t\tthis._offset = newPos.subtract(this._startPos);\n \t\tthis._startTime = +new Date();\n\n \t\t// @event start: Event\n \t\t// Fired when the animation starts\n \t\tthis.fire('start');\n\n \t\tthis._animate();\n \t},\n\n \t// @method stop()\n \t// Stops the animation (if currently running).\n \tstop: function () {\n \t\tif (!this._inProgress) { return; }\n\n \t\tthis._step(true);\n \t\tthis._complete();\n \t},\n\n \t_animate: function () {\n \t\t// animation loop\n \t\tthis._animId = requestAnimFrame(this._animate, this);\n \t\tthis._step();\n \t},\n\n \t_step: function (round) {\n \t\tvar elapsed = (+new Date()) - this._startTime,\n \t\t duration = this._duration * 1000;\n\n \t\tif (elapsed < duration) {\n \t\t\tthis._runFrame(this._easeOut(elapsed / duration), round);\n \t\t} else {\n \t\t\tthis._runFrame(1);\n \t\t\tthis._complete();\n \t\t}\n \t},\n\n \t_runFrame: function (progress, round) {\n \t\tvar pos = this._startPos.add(this._offset.multiplyBy(progress));\n \t\tif (round) {\n \t\t\tpos._round();\n \t\t}\n \t\tsetPosition(this._el, pos);\n\n \t\t// @event step: Event\n \t\t// Fired continuously during the animation.\n \t\tthis.fire('step');\n \t},\n\n \t_complete: function () {\n \t\tcancelAnimFrame(this._animId);\n\n \t\tthis._inProgress = false;\n \t\t// @event end: Event\n \t\t// Fired when the animation ends.\n \t\tthis.fire('end');\n \t},\n\n \t_easeOut: function (t) {\n \t\treturn 1 - Math.pow(1 - t, this._easeOutPower);\n \t}\n });\n\n /*\r\n * @class Map\r\n * @aka L.Map\r\n * @inherits Evented\r\n *\r\n * The central class of the API — it is used to create a map on a page and manipulate it.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * // initialize the map on the \"map\" div with a given center and zoom\r\n * var map = L.map('map', {\r\n * \tcenter: [51.505, -0.09],\r\n * \tzoom: 13\r\n * });\r\n * ```\r\n *\r\n */\r\n\r\n var Map = Evented.extend({\r\n\r\n \toptions: {\r\n \t\t// @section Map State Options\r\n \t\t// @option crs: CRS = L.CRS.EPSG3857\r\n \t\t// The [Coordinate Reference System](#crs) to use. Don't change this if you're not\r\n \t\t// sure what it means.\r\n \t\tcrs: EPSG3857,\r\n\r\n \t\t// @option center: LatLng = undefined\r\n \t\t// Initial geographic center of the map\r\n \t\tcenter: undefined,\r\n\r\n \t\t// @option zoom: Number = undefined\r\n \t\t// Initial map zoom level\r\n \t\tzoom: undefined,\r\n\r\n \t\t// @option minZoom: Number = *\r\n \t\t// Minimum zoom level of the map.\r\n \t\t// If not specified and at least one `GridLayer` or `TileLayer` is in the map,\r\n \t\t// the lowest of their `minZoom` options will be used instead.\r\n \t\tminZoom: undefined,\r\n\r\n \t\t// @option maxZoom: Number = *\r\n \t\t// Maximum zoom level of the map.\r\n \t\t// If not specified and at least one `GridLayer` or `TileLayer` is in the map,\r\n \t\t// the highest of their `maxZoom` options will be used instead.\r\n \t\tmaxZoom: undefined,\r\n\r\n \t\t// @option layers: Layer[] = []\r\n \t\t// Array of layers that will be added to the map initially\r\n \t\tlayers: [],\r\n\r\n \t\t// @option maxBounds: LatLngBounds = null\r\n \t\t// When this option is set, the map restricts the view to the given\r\n \t\t// geographical bounds, bouncing the user back if the user tries to pan\r\n \t\t// outside the view. To set the restriction dynamically, use\r\n \t\t// [`setMaxBounds`](#map-setmaxbounds) method.\r\n \t\tmaxBounds: undefined,\r\n\r\n \t\t// @option renderer: Renderer = *\r\n \t\t// The default method for drawing vector layers on the map. `L.SVG`\r\n \t\t// or `L.Canvas` by default depending on browser support.\r\n \t\trenderer: undefined,\r\n\r\n\r\n \t\t// @section Animation Options\r\n \t\t// @option zoomAnimation: Boolean = true\r\n \t\t// Whether the map zoom animation is enabled. By default it's enabled\r\n \t\t// in all browsers that support CSS3 Transitions except Android.\r\n \t\tzoomAnimation: true,\r\n\r\n \t\t// @option zoomAnimationThreshold: Number = 4\r\n \t\t// Won't animate zoom if the zoom difference exceeds this value.\r\n \t\tzoomAnimationThreshold: 4,\r\n\r\n \t\t// @option fadeAnimation: Boolean = true\r\n \t\t// Whether the tile fade animation is enabled. By default it's enabled\r\n \t\t// in all browsers that support CSS3 Transitions except Android.\r\n \t\tfadeAnimation: true,\r\n\r\n \t\t// @option markerZoomAnimation: Boolean = true\r\n \t\t// Whether markers animate their zoom with the zoom animation, if disabled\r\n \t\t// they will disappear for the length of the animation. By default it's\r\n \t\t// enabled in all browsers that support CSS3 Transitions except Android.\r\n \t\tmarkerZoomAnimation: true,\r\n\r\n \t\t// @option transform3DLimit: Number = 2^23\r\n \t\t// Defines the maximum size of a CSS translation transform. The default\r\n \t\t// value should not be changed unless a web browser positions layers in\r\n \t\t// the wrong place after doing a large `panBy`.\r\n \t\ttransform3DLimit: 8388608, // Precision limit of a 32-bit float\r\n\r\n \t\t// @section Interaction Options\r\n \t\t// @option zoomSnap: Number = 1\r\n \t\t// Forces the map's zoom level to always be a multiple of this, particularly\r\n \t\t// right after a [`fitBounds()`](#map-fitbounds) or a pinch-zoom.\r\n \t\t// By default, the zoom level snaps to the nearest integer; lower values\r\n \t\t// (e.g. `0.5` or `0.1`) allow for greater granularity. A value of `0`\r\n \t\t// means the zoom level will not be snapped after `fitBounds` or a pinch-zoom.\r\n \t\tzoomSnap: 1,\r\n\r\n \t\t// @option zoomDelta: Number = 1\r\n \t\t// Controls how much the map's zoom level will change after a\r\n \t\t// [`zoomIn()`](#map-zoomin), [`zoomOut()`](#map-zoomout), pressing `+`\r\n \t\t// or `-` on the keyboard, or using the [zoom controls](#control-zoom).\r\n \t\t// Values smaller than `1` (e.g. `0.5`) allow for greater granularity.\r\n \t\tzoomDelta: 1,\r\n\r\n \t\t// @option trackResize: Boolean = true\r\n \t\t// Whether the map automatically handles browser window resize to update itself.\r\n \t\ttrackResize: true\r\n \t},\r\n\r\n \tinitialize: function (id, options) { // (HTMLElement or String, Object)\r\n \t\toptions = setOptions(this, options);\r\n\r\n \t\t// Make sure to assign internal flags at the beginning,\r\n \t\t// to avoid inconsistent state in some edge cases.\r\n \t\tthis._handlers = [];\r\n \t\tthis._layers = {};\r\n \t\tthis._zoomBoundLayers = {};\r\n \t\tthis._sizeChanged = true;\r\n\r\n \t\tthis._initContainer(id);\r\n \t\tthis._initLayout();\r\n\r\n \t\t// hack for https://github.com/Leaflet/Leaflet/issues/1980\r\n \t\tthis._onResize = bind(this._onResize, this);\r\n\r\n \t\tthis._initEvents();\r\n\r\n \t\tif (options.maxBounds) {\r\n \t\t\tthis.setMaxBounds(options.maxBounds);\r\n \t\t}\r\n\r\n \t\tif (options.zoom !== undefined) {\r\n \t\t\tthis._zoom = this._limitZoom(options.zoom);\r\n \t\t}\r\n\r\n \t\tif (options.center && options.zoom !== undefined) {\r\n \t\t\tthis.setView(toLatLng(options.center), options.zoom, {reset: true});\r\n \t\t}\r\n\r\n \t\tthis.callInitHooks();\r\n\r\n \t\t// don't animate on browsers without hardware-accelerated transitions or old Android/Opera\r\n \t\tthis._zoomAnimated = TRANSITION && any3d && !mobileOpera &&\r\n \t\t\t\tthis.options.zoomAnimation;\r\n\r\n \t\t// zoom transitions run with the same duration for all layers, so if one of transitionend events\r\n \t\t// happens after starting zoom animation (propagating to the map pane), we know that it ended globally\r\n \t\tif (this._zoomAnimated) {\r\n \t\t\tthis._createAnimProxy();\r\n \t\t\ton(this._proxy, TRANSITION_END, this._catchTransitionEnd, this);\r\n \t\t}\r\n\r\n \t\tthis._addLayers(this.options.layers);\r\n \t},\r\n\r\n\r\n \t// @section Methods for modifying map state\r\n\r\n \t// @method setView(center: LatLng, zoom: Number, options?: Zoom/pan options): this\r\n \t// Sets the view of the map (geographical center and zoom) with the given\r\n \t// animation options.\r\n \tsetView: function (center, zoom, options) {\r\n\r\n \t\tzoom = zoom === undefined ? this._zoom : this._limitZoom(zoom);\r\n \t\tcenter = this._limitCenter(toLatLng(center), zoom, this.options.maxBounds);\r\n \t\toptions = options || {};\r\n\r\n \t\tthis._stop();\r\n\r\n \t\tif (this._loaded && !options.reset && options !== true) {\r\n\r\n \t\t\tif (options.animate !== undefined) {\r\n \t\t\t\toptions.zoom = extend({animate: options.animate}, options.zoom);\r\n \t\t\t\toptions.pan = extend({animate: options.animate, duration: options.duration}, options.pan);\r\n \t\t\t}\r\n\r\n \t\t\t// try animating pan or zoom\r\n \t\t\tvar moved = (this._zoom !== zoom) ?\r\n \t\t\t\tthis._tryAnimatedZoom && this._tryAnimatedZoom(center, zoom, options.zoom) :\r\n \t\t\t\tthis._tryAnimatedPan(center, options.pan);\r\n\r\n \t\t\tif (moved) {\r\n \t\t\t\t// prevent resize handler call, the view will refresh after animation anyway\r\n \t\t\t\tclearTimeout(this._sizeTimer);\r\n \t\t\t\treturn this;\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\t// animation didn't start, just reset the map view\r\n \t\tthis._resetView(center, zoom);\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method setZoom(zoom: Number, options?: Zoom/pan options): this\r\n \t// Sets the zoom of the map.\r\n \tsetZoom: function (zoom, options) {\r\n \t\tif (!this._loaded) {\r\n \t\t\tthis._zoom = zoom;\r\n \t\t\treturn this;\r\n \t\t}\r\n \t\treturn this.setView(this.getCenter(), zoom, {zoom: options});\r\n \t},\r\n\r\n \t// @method zoomIn(delta?: Number, options?: Zoom options): this\r\n \t// Increases the zoom of the map by `delta` ([`zoomDelta`](#map-zoomdelta) by default).\r\n \tzoomIn: function (delta, options) {\r\n \t\tdelta = delta || (any3d ? this.options.zoomDelta : 1);\r\n \t\treturn this.setZoom(this._zoom + delta, options);\r\n \t},\r\n\r\n \t// @method zoomOut(delta?: Number, options?: Zoom options): this\r\n \t// Decreases the zoom of the map by `delta` ([`zoomDelta`](#map-zoomdelta) by default).\r\n \tzoomOut: function (delta, options) {\r\n \t\tdelta = delta || (any3d ? this.options.zoomDelta : 1);\r\n \t\treturn this.setZoom(this._zoom - delta, options);\r\n \t},\r\n\r\n \t// @method setZoomAround(latlng: LatLng, zoom: Number, options: Zoom options): this\r\n \t// Zooms the map while keeping a specified geographical point on the map\r\n \t// stationary (e.g. used internally for scroll zoom and double-click zoom).\r\n \t// @alternative\r\n \t// @method setZoomAround(offset: Point, zoom: Number, options: Zoom options): this\r\n \t// Zooms the map while keeping a specified pixel on the map (relative to the top-left corner) stationary.\r\n \tsetZoomAround: function (latlng, zoom, options) {\r\n \t\tvar scale = this.getZoomScale(zoom),\r\n \t\t viewHalf = this.getSize().divideBy(2),\r\n \t\t containerPoint = latlng instanceof Point ? latlng : this.latLngToContainerPoint(latlng),\r\n\r\n \t\t centerOffset = containerPoint.subtract(viewHalf).multiplyBy(1 - 1 / scale),\r\n \t\t newCenter = this.containerPointToLatLng(viewHalf.add(centerOffset));\r\n\r\n \t\treturn this.setView(newCenter, zoom, {zoom: options});\r\n \t},\r\n\r\n \t_getBoundsCenterZoom: function (bounds, options) {\r\n\r\n \t\toptions = options || {};\r\n \t\tbounds = bounds.getBounds ? bounds.getBounds() : toLatLngBounds(bounds);\r\n\r\n \t\tvar paddingTL = toPoint(options.paddingTopLeft || options.padding || [0, 0]),\r\n \t\t paddingBR = toPoint(options.paddingBottomRight || options.padding || [0, 0]),\r\n\r\n \t\t zoom = this.getBoundsZoom(bounds, false, paddingTL.add(paddingBR));\r\n\r\n \t\tzoom = (typeof options.maxZoom === 'number') ? Math.min(options.maxZoom, zoom) : zoom;\r\n\r\n \t\tif (zoom === Infinity) {\r\n \t\t\treturn {\r\n \t\t\t\tcenter: bounds.getCenter(),\r\n \t\t\t\tzoom: zoom\r\n \t\t\t};\r\n \t\t}\r\n\r\n \t\tvar paddingOffset = paddingBR.subtract(paddingTL).divideBy(2),\r\n\r\n \t\t swPoint = this.project(bounds.getSouthWest(), zoom),\r\n \t\t nePoint = this.project(bounds.getNorthEast(), zoom),\r\n \t\t center = this.unproject(swPoint.add(nePoint).divideBy(2).add(paddingOffset), zoom);\r\n\r\n \t\treturn {\r\n \t\t\tcenter: center,\r\n \t\t\tzoom: zoom\r\n \t\t};\r\n \t},\r\n\r\n \t// @method fitBounds(bounds: LatLngBounds, options?: fitBounds options): this\r\n \t// Sets a map view that contains the given geographical bounds with the\r\n \t// maximum zoom level possible.\r\n \tfitBounds: function (bounds, options) {\r\n\r\n \t\tbounds = toLatLngBounds(bounds);\r\n\r\n \t\tif (!bounds.isValid()) {\r\n \t\t\tthrow new Error('Bounds are not valid.');\r\n \t\t}\r\n\r\n \t\tvar target = this._getBoundsCenterZoom(bounds, options);\r\n \t\treturn this.setView(target.center, target.zoom, options);\r\n \t},\r\n\r\n \t// @method fitWorld(options?: fitBounds options): this\r\n \t// Sets a map view that mostly contains the whole world with the maximum\r\n \t// zoom level possible.\r\n \tfitWorld: function (options) {\r\n \t\treturn this.fitBounds([[-90, -180], [90, 180]], options);\r\n \t},\r\n\r\n \t// @method panTo(latlng: LatLng, options?: Pan options): this\r\n \t// Pans the map to a given center.\r\n \tpanTo: function (center, options) { // (LatLng)\r\n \t\treturn this.setView(center, this._zoom, {pan: options});\r\n \t},\r\n\r\n \t// @method panBy(offset: Point, options?: Pan options): this\r\n \t// Pans the map by a given number of pixels (animated).\r\n \tpanBy: function (offset, options) {\r\n \t\toffset = toPoint(offset).round();\r\n \t\toptions = options || {};\r\n\r\n \t\tif (!offset.x && !offset.y) {\r\n \t\t\treturn this.fire('moveend');\r\n \t\t}\r\n \t\t// If we pan too far, Chrome gets issues with tiles\r\n \t\t// and makes them disappear or appear in the wrong place (slightly offset) #2602\r\n \t\tif (options.animate !== true && !this.getSize().contains(offset)) {\r\n \t\t\tthis._resetView(this.unproject(this.project(this.getCenter()).add(offset)), this.getZoom());\r\n \t\t\treturn this;\r\n \t\t}\r\n\r\n \t\tif (!this._panAnim) {\r\n \t\t\tthis._panAnim = new PosAnimation();\r\n\r\n \t\t\tthis._panAnim.on({\r\n \t\t\t\t'step': this._onPanTransitionStep,\r\n \t\t\t\t'end': this._onPanTransitionEnd\r\n \t\t\t}, this);\r\n \t\t}\r\n\r\n \t\t// don't fire movestart if animating inertia\r\n \t\tif (!options.noMoveStart) {\r\n \t\t\tthis.fire('movestart');\r\n \t\t}\r\n\r\n \t\t// animate pan unless animate: false specified\r\n \t\tif (options.animate !== false) {\r\n \t\t\taddClass(this._mapPane, 'leaflet-pan-anim');\r\n\r\n \t\t\tvar newPos = this._getMapPanePos().subtract(offset).round();\r\n \t\t\tthis._panAnim.run(this._mapPane, newPos, options.duration || 0.25, options.easeLinearity);\r\n \t\t} else {\r\n \t\t\tthis._rawPanBy(offset);\r\n \t\t\tthis.fire('move').fire('moveend');\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method flyTo(latlng: LatLng, zoom?: Number, options?: Zoom/pan options): this\r\n \t// Sets the view of the map (geographical center and zoom) performing a smooth\r\n \t// pan-zoom animation.\r\n \tflyTo: function (targetCenter, targetZoom, options) {\r\n\r\n \t\toptions = options || {};\r\n \t\tif (options.animate === false || !any3d) {\r\n \t\t\treturn this.setView(targetCenter, targetZoom, options);\r\n \t\t}\r\n\r\n \t\tthis._stop();\r\n\r\n \t\tvar from = this.project(this.getCenter()),\r\n \t\t to = this.project(targetCenter),\r\n \t\t size = this.getSize(),\r\n \t\t startZoom = this._zoom;\r\n\r\n \t\ttargetCenter = toLatLng(targetCenter);\r\n \t\ttargetZoom = targetZoom === undefined ? startZoom : targetZoom;\r\n\r\n \t\tvar w0 = Math.max(size.x, size.y),\r\n \t\t w1 = w0 * this.getZoomScale(startZoom, targetZoom),\r\n \t\t u1 = (to.distanceTo(from)) || 1,\r\n \t\t rho = 1.42,\r\n \t\t rho2 = rho * rho;\r\n\r\n \t\tfunction r(i) {\r\n \t\t\tvar s1 = i ? -1 : 1,\r\n \t\t\t s2 = i ? w1 : w0,\r\n \t\t\t t1 = w1 * w1 - w0 * w0 + s1 * rho2 * rho2 * u1 * u1,\r\n \t\t\t b1 = 2 * s2 * rho2 * u1,\r\n \t\t\t b = t1 / b1,\r\n \t\t\t sq = Math.sqrt(b * b + 1) - b;\r\n\r\n \t\t\t // workaround for floating point precision bug when sq = 0, log = -Infinite,\r\n \t\t\t // thus triggering an infinite loop in flyTo\r\n \t\t\t var log = sq < 0.000000001 ? -18 : Math.log(sq);\r\n\r\n \t\t\treturn log;\r\n \t\t}\r\n\r\n \t\tfunction sinh(n) { return (Math.exp(n) - Math.exp(-n)) / 2; }\r\n \t\tfunction cosh(n) { return (Math.exp(n) + Math.exp(-n)) / 2; }\r\n \t\tfunction tanh(n) { return sinh(n) / cosh(n); }\r\n\r\n \t\tvar r0 = r(0);\r\n\r\n \t\tfunction w(s) { return w0 * (cosh(r0) / cosh(r0 + rho * s)); }\r\n \t\tfunction u(s) { return w0 * (cosh(r0) * tanh(r0 + rho * s) - sinh(r0)) / rho2; }\r\n\r\n \t\tfunction easeOut(t) { return 1 - Math.pow(1 - t, 1.5); }\r\n\r\n \t\tvar start = Date.now(),\r\n \t\t S = (r(1) - r0) / rho,\r\n \t\t duration = options.duration ? 1000 * options.duration : 1000 * S * 0.8;\r\n\r\n \t\tfunction frame() {\r\n \t\t\tvar t = (Date.now() - start) / duration,\r\n \t\t\t s = easeOut(t) * S;\r\n\r\n \t\t\tif (t <= 1) {\r\n \t\t\t\tthis._flyToFrame = requestAnimFrame(frame, this);\r\n\r\n \t\t\t\tthis._move(\r\n \t\t\t\t\tthis.unproject(from.add(to.subtract(from).multiplyBy(u(s) / u1)), startZoom),\r\n \t\t\t\t\tthis.getScaleZoom(w0 / w(s), startZoom),\r\n \t\t\t\t\t{flyTo: true});\r\n\r\n \t\t\t} else {\r\n \t\t\t\tthis\r\n \t\t\t\t\t._move(targetCenter, targetZoom)\r\n \t\t\t\t\t._moveEnd(true);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tthis._moveStart(true, options.noMoveStart);\r\n\r\n \t\tframe.call(this);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method flyToBounds(bounds: LatLngBounds, options?: fitBounds options): this\r\n \t// Sets the view of the map with a smooth animation like [`flyTo`](#map-flyto),\r\n \t// but takes a bounds parameter like [`fitBounds`](#map-fitbounds).\r\n \tflyToBounds: function (bounds, options) {\r\n \t\tvar target = this._getBoundsCenterZoom(bounds, options);\r\n \t\treturn this.flyTo(target.center, target.zoom, options);\r\n \t},\r\n\r\n \t// @method setMaxBounds(bounds: LatLngBounds): this\r\n \t// Restricts the map view to the given bounds (see the [maxBounds](#map-maxbounds) option).\r\n \tsetMaxBounds: function (bounds) {\r\n \t\tbounds = toLatLngBounds(bounds);\r\n\r\n \t\tif (!bounds.isValid()) {\r\n \t\t\tthis.options.maxBounds = null;\r\n \t\t\treturn this.off('moveend', this._panInsideMaxBounds);\r\n \t\t} else if (this.options.maxBounds) {\r\n \t\t\tthis.off('moveend', this._panInsideMaxBounds);\r\n \t\t}\r\n\r\n \t\tthis.options.maxBounds = bounds;\r\n\r\n \t\tif (this._loaded) {\r\n \t\t\tthis._panInsideMaxBounds();\r\n \t\t}\r\n\r\n \t\treturn this.on('moveend', this._panInsideMaxBounds);\r\n \t},\r\n\r\n \t// @method setMinZoom(zoom: Number): this\r\n \t// Sets the lower limit for the available zoom levels (see the [minZoom](#map-minzoom) option).\r\n \tsetMinZoom: function (zoom) {\r\n \t\tvar oldZoom = this.options.minZoom;\r\n \t\tthis.options.minZoom = zoom;\r\n\r\n \t\tif (this._loaded && oldZoom !== zoom) {\r\n \t\t\tthis.fire('zoomlevelschange');\r\n\r\n \t\t\tif (this.getZoom() < this.options.minZoom) {\r\n \t\t\t\treturn this.setZoom(zoom);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method setMaxZoom(zoom: Number): this\r\n \t// Sets the upper limit for the available zoom levels (see the [maxZoom](#map-maxzoom) option).\r\n \tsetMaxZoom: function (zoom) {\r\n \t\tvar oldZoom = this.options.maxZoom;\r\n \t\tthis.options.maxZoom = zoom;\r\n\r\n \t\tif (this._loaded && oldZoom !== zoom) {\r\n \t\t\tthis.fire('zoomlevelschange');\r\n\r\n \t\t\tif (this.getZoom() > this.options.maxZoom) {\r\n \t\t\t\treturn this.setZoom(zoom);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method panInsideBounds(bounds: LatLngBounds, options?: Pan options): this\r\n \t// Pans the map to the closest view that would lie inside the given bounds (if it's not already), controlling the animation using the options specific, if any.\r\n \tpanInsideBounds: function (bounds, options) {\r\n \t\tthis._enforcingBounds = true;\r\n \t\tvar center = this.getCenter(),\r\n \t\t newCenter = this._limitCenter(center, this._zoom, toLatLngBounds(bounds));\r\n\r\n \t\tif (!center.equals(newCenter)) {\r\n \t\t\tthis.panTo(newCenter, options);\r\n \t\t}\r\n\r\n \t\tthis._enforcingBounds = false;\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method panInside(latlng: LatLng, options?: options): this\r\n \t// Pans the map the minimum amount to make the `latlng` visible. Use\r\n \t// `padding`, `paddingTopLeft` and `paddingTopRight` options to fit\r\n \t// the display to more restricted bounds, like [`fitBounds`](#map-fitbounds).\r\n \t// If `latlng` is already within the (optionally padded) display bounds,\r\n \t// the map will not be panned.\r\n \tpanInside: function (latlng, options) {\r\n \t\toptions = options || {};\r\n\r\n \t\tvar paddingTL = toPoint(options.paddingTopLeft || options.padding || [0, 0]),\r\n \t\t paddingBR = toPoint(options.paddingBottomRight || options.padding || [0, 0]),\r\n \t\t center = this.getCenter(),\r\n \t\t pixelCenter = this.project(center),\r\n \t\t pixelPoint = this.project(latlng),\r\n \t\t pixelBounds = this.getPixelBounds(),\r\n \t\t halfPixelBounds = pixelBounds.getSize().divideBy(2),\r\n \t\t paddedBounds = toBounds([pixelBounds.min.add(paddingTL), pixelBounds.max.subtract(paddingBR)]);\r\n\r\n \t\tif (!paddedBounds.contains(pixelPoint)) {\r\n \t\t\tthis._enforcingBounds = true;\r\n \t\t\tvar diff = pixelCenter.subtract(pixelPoint),\r\n \t\t\t newCenter = toPoint(pixelPoint.x + diff.x, pixelPoint.y + diff.y);\r\n\r\n \t\t\tif (pixelPoint.x < paddedBounds.min.x || pixelPoint.x > paddedBounds.max.x) {\r\n \t\t\t\tnewCenter.x = pixelCenter.x - diff.x;\r\n \t\t\t\tif (diff.x > 0) {\r\n \t\t\t\t\tnewCenter.x += halfPixelBounds.x - paddingTL.x;\r\n \t\t\t\t} else {\r\n \t\t\t\t\tnewCenter.x -= halfPixelBounds.x - paddingBR.x;\r\n \t\t\t\t}\r\n \t\t\t}\r\n \t\t\tif (pixelPoint.y < paddedBounds.min.y || pixelPoint.y > paddedBounds.max.y) {\r\n \t\t\t\tnewCenter.y = pixelCenter.y - diff.y;\r\n \t\t\t\tif (diff.y > 0) {\r\n \t\t\t\t\tnewCenter.y += halfPixelBounds.y - paddingTL.y;\r\n \t\t\t\t} else {\r\n \t\t\t\t\tnewCenter.y -= halfPixelBounds.y - paddingBR.y;\r\n \t\t\t\t}\r\n \t\t\t}\r\n \t\t\tthis.panTo(this.unproject(newCenter), options);\r\n \t\t\tthis._enforcingBounds = false;\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method invalidateSize(options: Zoom/pan options): this\r\n \t// Checks if the map container size changed and updates the map if so —\r\n \t// call it after you've changed the map size dynamically, also animating\r\n \t// pan by default. If `options.pan` is `false`, panning will not occur.\r\n \t// If `options.debounceMoveend` is `true`, it will delay `moveend` event so\r\n \t// that it doesn't happen often even if the method is called many\r\n \t// times in a row.\r\n\r\n \t// @alternative\r\n \t// @method invalidateSize(animate: Boolean): this\r\n \t// Checks if the map container size changed and updates the map if so —\r\n \t// call it after you've changed the map size dynamically, also animating\r\n \t// pan by default.\r\n \tinvalidateSize: function (options) {\r\n \t\tif (!this._loaded) { return this; }\r\n\r\n \t\toptions = extend({\r\n \t\t\tanimate: false,\r\n \t\t\tpan: true\r\n \t\t}, options === true ? {animate: true} : options);\r\n\r\n \t\tvar oldSize = this.getSize();\r\n \t\tthis._sizeChanged = true;\r\n \t\tthis._lastCenter = null;\r\n\r\n \t\tvar newSize = this.getSize(),\r\n \t\t oldCenter = oldSize.divideBy(2).round(),\r\n \t\t newCenter = newSize.divideBy(2).round(),\r\n \t\t offset = oldCenter.subtract(newCenter);\r\n\r\n \t\tif (!offset.x && !offset.y) { return this; }\r\n\r\n \t\tif (options.animate && options.pan) {\r\n \t\t\tthis.panBy(offset);\r\n\r\n \t\t} else {\r\n \t\t\tif (options.pan) {\r\n \t\t\t\tthis._rawPanBy(offset);\r\n \t\t\t}\r\n\r\n \t\t\tthis.fire('move');\r\n\r\n \t\t\tif (options.debounceMoveend) {\r\n \t\t\t\tclearTimeout(this._sizeTimer);\r\n \t\t\t\tthis._sizeTimer = setTimeout(bind(this.fire, this, 'moveend'), 200);\r\n \t\t\t} else {\r\n \t\t\t\tthis.fire('moveend');\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\t// @section Map state change events\r\n \t\t// @event resize: ResizeEvent\r\n \t\t// Fired when the map is resized.\r\n \t\treturn this.fire('resize', {\r\n \t\t\toldSize: oldSize,\r\n \t\t\tnewSize: newSize\r\n \t\t});\r\n \t},\r\n\r\n \t// @section Methods for modifying map state\r\n \t// @method stop(): this\r\n \t// Stops the currently running `panTo` or `flyTo` animation, if any.\r\n \tstop: function () {\r\n \t\tthis.setZoom(this._limitZoom(this._zoom));\r\n \t\tif (!this.options.zoomSnap) {\r\n \t\t\tthis.fire('viewreset');\r\n \t\t}\r\n \t\treturn this._stop();\r\n \t},\r\n\r\n \t// @section Geolocation methods\r\n \t// @method locate(options?: Locate options): this\r\n \t// Tries to locate the user using the Geolocation API, firing a [`locationfound`](#map-locationfound)\r\n \t// event with location data on success or a [`locationerror`](#map-locationerror) event on failure,\r\n \t// and optionally sets the map view to the user's location with respect to\r\n \t// detection accuracy (or to the world view if geolocation failed).\r\n \t// Note that, if your page doesn't use HTTPS, this method will fail in\r\n \t// modern browsers ([Chrome 50 and newer](https://sites.google.com/a/chromium.org/dev/Home/chromium-security/deprecating-powerful-features-on-insecure-origins))\r\n \t// See `Locate options` for more details.\r\n \tlocate: function (options) {\r\n\r\n \t\toptions = this._locateOptions = extend({\r\n \t\t\ttimeout: 10000,\r\n \t\t\twatch: false\r\n \t\t\t// setView: false\r\n \t\t\t// maxZoom: \r\n \t\t\t// maximumAge: 0\r\n \t\t\t// enableHighAccuracy: false\r\n \t\t}, options);\r\n\r\n \t\tif (!('geolocation' in navigator)) {\r\n \t\t\tthis._handleGeolocationError({\r\n \t\t\t\tcode: 0,\r\n \t\t\t\tmessage: 'Geolocation not supported.'\r\n \t\t\t});\r\n \t\t\treturn this;\r\n \t\t}\r\n\r\n \t\tvar onResponse = bind(this._handleGeolocationResponse, this),\r\n \t\t onError = bind(this._handleGeolocationError, this);\r\n\r\n \t\tif (options.watch) {\r\n \t\t\tthis._locationWatchId =\r\n \t\t\t navigator.geolocation.watchPosition(onResponse, onError, options);\r\n \t\t} else {\r\n \t\t\tnavigator.geolocation.getCurrentPosition(onResponse, onError, options);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method stopLocate(): this\r\n \t// Stops watching location previously initiated by `map.locate({watch: true})`\r\n \t// and aborts resetting the map view if map.locate was called with\r\n \t// `{setView: true}`.\r\n \tstopLocate: function () {\r\n \t\tif (navigator.geolocation && navigator.geolocation.clearWatch) {\r\n \t\t\tnavigator.geolocation.clearWatch(this._locationWatchId);\r\n \t\t}\r\n \t\tif (this._locateOptions) {\r\n \t\t\tthis._locateOptions.setView = false;\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_handleGeolocationError: function (error) {\r\n \t\tvar c = error.code,\r\n \t\t message = error.message ||\r\n \t\t (c === 1 ? 'permission denied' :\r\n \t\t (c === 2 ? 'position unavailable' : 'timeout'));\r\n\r\n \t\tif (this._locateOptions.setView && !this._loaded) {\r\n \t\t\tthis.fitWorld();\r\n \t\t}\r\n\r\n \t\t// @section Location events\r\n \t\t// @event locationerror: ErrorEvent\r\n \t\t// Fired when geolocation (using the [`locate`](#map-locate) method) failed.\r\n \t\tthis.fire('locationerror', {\r\n \t\t\tcode: c,\r\n \t\t\tmessage: 'Geolocation error: ' + message + '.'\r\n \t\t});\r\n \t},\r\n\r\n \t_handleGeolocationResponse: function (pos) {\r\n \t\tvar lat = pos.coords.latitude,\r\n \t\t lng = pos.coords.longitude,\r\n \t\t latlng = new LatLng(lat, lng),\r\n \t\t bounds = latlng.toBounds(pos.coords.accuracy * 2),\r\n \t\t options = this._locateOptions;\r\n\r\n \t\tif (options.setView) {\r\n \t\t\tvar zoom = this.getBoundsZoom(bounds);\r\n \t\t\tthis.setView(latlng, options.maxZoom ? Math.min(zoom, options.maxZoom) : zoom);\r\n \t\t}\r\n\r\n \t\tvar data = {\r\n \t\t\tlatlng: latlng,\r\n \t\t\tbounds: bounds,\r\n \t\t\ttimestamp: pos.timestamp\r\n \t\t};\r\n\r\n \t\tfor (var i in pos.coords) {\r\n \t\t\tif (typeof pos.coords[i] === 'number') {\r\n \t\t\t\tdata[i] = pos.coords[i];\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\t// @event locationfound: LocationEvent\r\n \t\t// Fired when geolocation (using the [`locate`](#map-locate) method)\r\n \t\t// went successfully.\r\n \t\tthis.fire('locationfound', data);\r\n \t},\r\n\r\n \t// TODO Appropriate docs section?\r\n \t// @section Other Methods\r\n \t// @method addHandler(name: String, HandlerClass: Function): this\r\n \t// Adds a new `Handler` to the map, given its name and constructor function.\r\n \taddHandler: function (name, HandlerClass) {\r\n \t\tif (!HandlerClass) { return this; }\r\n\r\n \t\tvar handler = this[name] = new HandlerClass(this);\r\n\r\n \t\tthis._handlers.push(handler);\r\n\r\n \t\tif (this.options[name]) {\r\n \t\t\thandler.enable();\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method remove(): this\r\n \t// Destroys the map and clears all related event listeners.\r\n \tremove: function () {\r\n\r\n \t\tthis._initEvents(true);\r\n \t\tthis.off('moveend', this._panInsideMaxBounds);\r\n\r\n \t\tif (this._containerId !== this._container._leaflet_id) {\r\n \t\t\tthrow new Error('Map container is being reused by another instance');\r\n \t\t}\r\n\r\n \t\ttry {\r\n \t\t\t// throws error in IE6-8\r\n \t\t\tdelete this._container._leaflet_id;\r\n \t\t\tdelete this._containerId;\r\n \t\t} catch (e) {\r\n \t\t\t/*eslint-disable */\r\n \t\t\tthis._container._leaflet_id = undefined;\r\n \t\t\t/* eslint-enable */\r\n \t\t\tthis._containerId = undefined;\r\n \t\t}\r\n\r\n \t\tif (this._locationWatchId !== undefined) {\r\n \t\t\tthis.stopLocate();\r\n \t\t}\r\n\r\n \t\tthis._stop();\r\n\r\n \t\tremove(this._mapPane);\r\n\r\n \t\tif (this._clearControlPos) {\r\n \t\t\tthis._clearControlPos();\r\n \t\t}\r\n \t\tif (this._resizeRequest) {\r\n \t\t\tcancelAnimFrame(this._resizeRequest);\r\n \t\t\tthis._resizeRequest = null;\r\n \t\t}\r\n\r\n \t\tthis._clearHandlers();\r\n\r\n \t\tif (this._loaded) {\r\n \t\t\t// @section Map state change events\r\n \t\t\t// @event unload: Event\r\n \t\t\t// Fired when the map is destroyed with [remove](#map-remove) method.\r\n \t\t\tthis.fire('unload');\r\n \t\t}\r\n\r\n \t\tvar i;\r\n \t\tfor (i in this._layers) {\r\n \t\t\tthis._layers[i].remove();\r\n \t\t}\r\n \t\tfor (i in this._panes) {\r\n \t\t\tremove(this._panes[i]);\r\n \t\t}\r\n\r\n \t\tthis._layers = [];\r\n \t\tthis._panes = [];\r\n \t\tdelete this._mapPane;\r\n \t\tdelete this._renderer;\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @section Other Methods\r\n \t// @method createPane(name: String, container?: HTMLElement): HTMLElement\r\n \t// Creates a new [map pane](#map-pane) with the given name if it doesn't exist already,\r\n \t// then returns it. The pane is created as a child of `container`, or\r\n \t// as a child of the main map pane if not set.\r\n \tcreatePane: function (name, container) {\r\n \t\tvar className = 'leaflet-pane' + (name ? ' leaflet-' + name.replace('Pane', '') + '-pane' : ''),\r\n \t\t pane = create$1('div', className, container || this._mapPane);\r\n\r\n \t\tif (name) {\r\n \t\t\tthis._panes[name] = pane;\r\n \t\t}\r\n \t\treturn pane;\r\n \t},\r\n\r\n \t// @section Methods for Getting Map State\r\n\r\n \t// @method getCenter(): LatLng\r\n \t// Returns the geographical center of the map view\r\n \tgetCenter: function () {\r\n \t\tthis._checkIfLoaded();\r\n\r\n \t\tif (this._lastCenter && !this._moved()) {\r\n \t\t\treturn this._lastCenter;\r\n \t\t}\r\n \t\treturn this.layerPointToLatLng(this._getCenterLayerPoint());\r\n \t},\r\n\r\n \t// @method getZoom(): Number\r\n \t// Returns the current zoom level of the map view\r\n \tgetZoom: function () {\r\n \t\treturn this._zoom;\r\n \t},\r\n\r\n \t// @method getBounds(): LatLngBounds\r\n \t// Returns the geographical bounds visible in the current map view\r\n \tgetBounds: function () {\r\n \t\tvar bounds = this.getPixelBounds(),\r\n \t\t sw = this.unproject(bounds.getBottomLeft()),\r\n \t\t ne = this.unproject(bounds.getTopRight());\r\n\r\n \t\treturn new LatLngBounds(sw, ne);\r\n \t},\r\n\r\n \t// @method getMinZoom(): Number\r\n \t// Returns the minimum zoom level of the map (if set in the `minZoom` option of the map or of any layers), or `0` by default.\r\n \tgetMinZoom: function () {\r\n \t\treturn this.options.minZoom === undefined ? this._layersMinZoom || 0 : this.options.minZoom;\r\n \t},\r\n\r\n \t// @method getMaxZoom(): Number\r\n \t// Returns the maximum zoom level of the map (if set in the `maxZoom` option of the map or of any layers).\r\n \tgetMaxZoom: function () {\r\n \t\treturn this.options.maxZoom === undefined ?\r\n \t\t\t(this._layersMaxZoom === undefined ? Infinity : this._layersMaxZoom) :\r\n \t\t\tthis.options.maxZoom;\r\n \t},\r\n\r\n \t// @method getBoundsZoom(bounds: LatLngBounds, inside?: Boolean, padding?: Point): Number\r\n \t// Returns the maximum zoom level on which the given bounds fit to the map\r\n \t// view in its entirety. If `inside` (optional) is set to `true`, the method\r\n \t// instead returns the minimum zoom level on which the map view fits into\r\n \t// the given bounds in its entirety.\r\n \tgetBoundsZoom: function (bounds, inside, padding) { // (LatLngBounds[, Boolean, Point]) -> Number\r\n \t\tbounds = toLatLngBounds(bounds);\r\n \t\tpadding = toPoint(padding || [0, 0]);\r\n\r\n \t\tvar zoom = this.getZoom() || 0,\r\n \t\t min = this.getMinZoom(),\r\n \t\t max = this.getMaxZoom(),\r\n \t\t nw = bounds.getNorthWest(),\r\n \t\t se = bounds.getSouthEast(),\r\n \t\t size = this.getSize().subtract(padding),\r\n \t\t boundsSize = toBounds(this.project(se, zoom), this.project(nw, zoom)).getSize(),\r\n \t\t snap = any3d ? this.options.zoomSnap : 1,\r\n \t\t scalex = size.x / boundsSize.x,\r\n \t\t scaley = size.y / boundsSize.y,\r\n \t\t scale = inside ? Math.max(scalex, scaley) : Math.min(scalex, scaley);\r\n\r\n \t\tzoom = this.getScaleZoom(scale, zoom);\r\n\r\n \t\tif (snap) {\r\n \t\t\tzoom = Math.round(zoom / (snap / 100)) * (snap / 100); // don't jump if within 1% of a snap level\r\n \t\t\tzoom = inside ? Math.ceil(zoom / snap) * snap : Math.floor(zoom / snap) * snap;\r\n \t\t}\r\n\r\n \t\treturn Math.max(min, Math.min(max, zoom));\r\n \t},\r\n\r\n \t// @method getSize(): Point\r\n \t// Returns the current size of the map container (in pixels).\r\n \tgetSize: function () {\r\n \t\tif (!this._size || this._sizeChanged) {\r\n \t\t\tthis._size = new Point(\r\n \t\t\t\tthis._container.clientWidth || 0,\r\n \t\t\t\tthis._container.clientHeight || 0);\r\n\r\n \t\t\tthis._sizeChanged = false;\r\n \t\t}\r\n \t\treturn this._size.clone();\r\n \t},\r\n\r\n \t// @method getPixelBounds(): Bounds\r\n \t// Returns the bounds of the current map view in projected pixel\r\n \t// coordinates (sometimes useful in layer and overlay implementations).\r\n \tgetPixelBounds: function (center, zoom) {\r\n \t\tvar topLeftPoint = this._getTopLeftPoint(center, zoom);\r\n \t\treturn new Bounds(topLeftPoint, topLeftPoint.add(this.getSize()));\r\n \t},\r\n\r\n \t// TODO: Check semantics - isn't the pixel origin the 0,0 coord relative to\r\n \t// the map pane? \"left point of the map layer\" can be confusing, specially\r\n \t// since there can be negative offsets.\r\n \t// @method getPixelOrigin(): Point\r\n \t// Returns the projected pixel coordinates of the top left point of\r\n \t// the map layer (useful in custom layer and overlay implementations).\r\n \tgetPixelOrigin: function () {\r\n \t\tthis._checkIfLoaded();\r\n \t\treturn this._pixelOrigin;\r\n \t},\r\n\r\n \t// @method getPixelWorldBounds(zoom?: Number): Bounds\r\n \t// Returns the world's bounds in pixel coordinates for zoom level `zoom`.\r\n \t// If `zoom` is omitted, the map's current zoom level is used.\r\n \tgetPixelWorldBounds: function (zoom) {\r\n \t\treturn this.options.crs.getProjectedBounds(zoom === undefined ? this.getZoom() : zoom);\r\n \t},\r\n\r\n \t// @section Other Methods\r\n\r\n \t// @method getPane(pane: String|HTMLElement): HTMLElement\r\n \t// Returns a [map pane](#map-pane), given its name or its HTML element (its identity).\r\n \tgetPane: function (pane) {\r\n \t\treturn typeof pane === 'string' ? this._panes[pane] : pane;\r\n \t},\r\n\r\n \t// @method getPanes(): Object\r\n \t// Returns a plain object containing the names of all [panes](#map-pane) as keys and\r\n \t// the panes as values.\r\n \tgetPanes: function () {\r\n \t\treturn this._panes;\r\n \t},\r\n\r\n \t// @method getContainer: HTMLElement\r\n \t// Returns the HTML element that contains the map.\r\n \tgetContainer: function () {\r\n \t\treturn this._container;\r\n \t},\r\n\r\n\r\n \t// @section Conversion Methods\r\n\r\n \t// @method getZoomScale(toZoom: Number, fromZoom: Number): Number\r\n \t// Returns the scale factor to be applied to a map transition from zoom level\r\n \t// `fromZoom` to `toZoom`. Used internally to help with zoom animations.\r\n \tgetZoomScale: function (toZoom, fromZoom) {\r\n \t\t// TODO replace with universal implementation after refactoring projections\r\n \t\tvar crs = this.options.crs;\r\n \t\tfromZoom = fromZoom === undefined ? this._zoom : fromZoom;\r\n \t\treturn crs.scale(toZoom) / crs.scale(fromZoom);\r\n \t},\r\n\r\n \t// @method getScaleZoom(scale: Number, fromZoom: Number): Number\r\n \t// Returns the zoom level that the map would end up at, if it is at `fromZoom`\r\n \t// level and everything is scaled by a factor of `scale`. Inverse of\r\n \t// [`getZoomScale`](#map-getZoomScale).\r\n \tgetScaleZoom: function (scale, fromZoom) {\r\n \t\tvar crs = this.options.crs;\r\n \t\tfromZoom = fromZoom === undefined ? this._zoom : fromZoom;\r\n \t\tvar zoom = crs.zoom(scale * crs.scale(fromZoom));\r\n \t\treturn isNaN(zoom) ? Infinity : zoom;\r\n \t},\r\n\r\n \t// @method project(latlng: LatLng, zoom: Number): Point\r\n \t// Projects a geographical coordinate `LatLng` according to the projection\r\n \t// of the map's CRS, then scales it according to `zoom` and the CRS's\r\n \t// `Transformation`. The result is pixel coordinate relative to\r\n \t// the CRS origin.\r\n \tproject: function (latlng, zoom) {\r\n \t\tzoom = zoom === undefined ? this._zoom : zoom;\r\n \t\treturn this.options.crs.latLngToPoint(toLatLng(latlng), zoom);\r\n \t},\r\n\r\n \t// @method unproject(point: Point, zoom: Number): LatLng\r\n \t// Inverse of [`project`](#map-project).\r\n \tunproject: function (point, zoom) {\r\n \t\tzoom = zoom === undefined ? this._zoom : zoom;\r\n \t\treturn this.options.crs.pointToLatLng(toPoint(point), zoom);\r\n \t},\r\n\r\n \t// @method layerPointToLatLng(point: Point): LatLng\r\n \t// Given a pixel coordinate relative to the [origin pixel](#map-getpixelorigin),\r\n \t// returns the corresponding geographical coordinate (for the current zoom level).\r\n \tlayerPointToLatLng: function (point) {\r\n \t\tvar projectedPoint = toPoint(point).add(this.getPixelOrigin());\r\n \t\treturn this.unproject(projectedPoint);\r\n \t},\r\n\r\n \t// @method latLngToLayerPoint(latlng: LatLng): Point\r\n \t// Given a geographical coordinate, returns the corresponding pixel coordinate\r\n \t// relative to the [origin pixel](#map-getpixelorigin).\r\n \tlatLngToLayerPoint: function (latlng) {\r\n \t\tvar projectedPoint = this.project(toLatLng(latlng))._round();\r\n \t\treturn projectedPoint._subtract(this.getPixelOrigin());\r\n \t},\r\n\r\n \t// @method wrapLatLng(latlng: LatLng): LatLng\r\n \t// Returns a `LatLng` where `lat` and `lng` has been wrapped according to the\r\n \t// map's CRS's `wrapLat` and `wrapLng` properties, if they are outside the\r\n \t// CRS's bounds.\r\n \t// By default this means longitude is wrapped around the dateline so its\r\n \t// value is between -180 and +180 degrees.\r\n \twrapLatLng: function (latlng) {\r\n \t\treturn this.options.crs.wrapLatLng(toLatLng(latlng));\r\n \t},\r\n\r\n \t// @method wrapLatLngBounds(bounds: LatLngBounds): LatLngBounds\r\n \t// Returns a `LatLngBounds` with the same size as the given one, ensuring that\r\n \t// its center is within the CRS's bounds.\r\n \t// By default this means the center longitude is wrapped around the dateline so its\r\n \t// value is between -180 and +180 degrees, and the majority of the bounds\r\n \t// overlaps the CRS's bounds.\r\n \twrapLatLngBounds: function (latlng) {\r\n \t\treturn this.options.crs.wrapLatLngBounds(toLatLngBounds(latlng));\r\n \t},\r\n\r\n \t// @method distance(latlng1: LatLng, latlng2: LatLng): Number\r\n \t// Returns the distance between two geographical coordinates according to\r\n \t// the map's CRS. By default this measures distance in meters.\r\n \tdistance: function (latlng1, latlng2) {\r\n \t\treturn this.options.crs.distance(toLatLng(latlng1), toLatLng(latlng2));\r\n \t},\r\n\r\n \t// @method containerPointToLayerPoint(point: Point): Point\r\n \t// Given a pixel coordinate relative to the map container, returns the corresponding\r\n \t// pixel coordinate relative to the [origin pixel](#map-getpixelorigin).\r\n \tcontainerPointToLayerPoint: function (point) { // (Point)\r\n \t\treturn toPoint(point).subtract(this._getMapPanePos());\r\n \t},\r\n\r\n \t// @method layerPointToContainerPoint(point: Point): Point\r\n \t// Given a pixel coordinate relative to the [origin pixel](#map-getpixelorigin),\r\n \t// returns the corresponding pixel coordinate relative to the map container.\r\n \tlayerPointToContainerPoint: function (point) { // (Point)\r\n \t\treturn toPoint(point).add(this._getMapPanePos());\r\n \t},\r\n\r\n \t// @method containerPointToLatLng(point: Point): LatLng\r\n \t// Given a pixel coordinate relative to the map container, returns\r\n \t// the corresponding geographical coordinate (for the current zoom level).\r\n \tcontainerPointToLatLng: function (point) {\r\n \t\tvar layerPoint = this.containerPointToLayerPoint(toPoint(point));\r\n \t\treturn this.layerPointToLatLng(layerPoint);\r\n \t},\r\n\r\n \t// @method latLngToContainerPoint(latlng: LatLng): Point\r\n \t// Given a geographical coordinate, returns the corresponding pixel coordinate\r\n \t// relative to the map container.\r\n \tlatLngToContainerPoint: function (latlng) {\r\n \t\treturn this.layerPointToContainerPoint(this.latLngToLayerPoint(toLatLng(latlng)));\r\n \t},\r\n\r\n \t// @method mouseEventToContainerPoint(ev: MouseEvent): Point\r\n \t// Given a MouseEvent object, returns the pixel coordinate relative to the\r\n \t// map container where the event took place.\r\n \tmouseEventToContainerPoint: function (e) {\r\n \t\treturn getMousePosition(e, this._container);\r\n \t},\r\n\r\n \t// @method mouseEventToLayerPoint(ev: MouseEvent): Point\r\n \t// Given a MouseEvent object, returns the pixel coordinate relative to\r\n \t// the [origin pixel](#map-getpixelorigin) where the event took place.\r\n \tmouseEventToLayerPoint: function (e) {\r\n \t\treturn this.containerPointToLayerPoint(this.mouseEventToContainerPoint(e));\r\n \t},\r\n\r\n \t// @method mouseEventToLatLng(ev: MouseEvent): LatLng\r\n \t// Given a MouseEvent object, returns geographical coordinate where the\r\n \t// event took place.\r\n \tmouseEventToLatLng: function (e) { // (MouseEvent)\r\n \t\treturn this.layerPointToLatLng(this.mouseEventToLayerPoint(e));\r\n \t},\r\n\r\n\r\n \t// map initialization methods\r\n\r\n \t_initContainer: function (id) {\r\n \t\tvar container = this._container = get(id);\r\n\r\n \t\tif (!container) {\r\n \t\t\tthrow new Error('Map container not found.');\r\n \t\t} else if (container._leaflet_id) {\r\n \t\t\tthrow new Error('Map container is already initialized.');\r\n \t\t}\r\n\r\n \t\ton(container, 'scroll', this._onScroll, this);\r\n \t\tthis._containerId = stamp(container);\r\n \t},\r\n\r\n \t_initLayout: function () {\r\n \t\tvar container = this._container;\r\n\r\n \t\tthis._fadeAnimated = this.options.fadeAnimation && any3d;\r\n\r\n \t\taddClass(container, 'leaflet-container' +\r\n \t\t\t(touch ? ' leaflet-touch' : '') +\r\n \t\t\t(retina ? ' leaflet-retina' : '') +\r\n \t\t\t(ielt9 ? ' leaflet-oldie' : '') +\r\n \t\t\t(safari ? ' leaflet-safari' : '') +\r\n \t\t\t(this._fadeAnimated ? ' leaflet-fade-anim' : ''));\r\n\r\n \t\tvar position = getStyle(container, 'position');\r\n\r\n \t\tif (position !== 'absolute' && position !== 'relative' && position !== 'fixed') {\r\n \t\t\tcontainer.style.position = 'relative';\r\n \t\t}\r\n\r\n \t\tthis._initPanes();\r\n\r\n \t\tif (this._initControlPos) {\r\n \t\t\tthis._initControlPos();\r\n \t\t}\r\n \t},\r\n\r\n \t_initPanes: function () {\r\n \t\tvar panes = this._panes = {};\r\n \t\tthis._paneRenderers = {};\r\n\r\n \t\t// @section\r\n \t\t//\r\n \t\t// Panes are DOM elements used to control the ordering of layers on the map. You\r\n \t\t// can access panes with [`map.getPane`](#map-getpane) or\r\n \t\t// [`map.getPanes`](#map-getpanes) methods. New panes can be created with the\r\n \t\t// [`map.createPane`](#map-createpane) method.\r\n \t\t//\r\n \t\t// Every map has the following default panes that differ only in zIndex.\r\n \t\t//\r\n \t\t// @pane mapPane: HTMLElement = 'auto'\r\n \t\t// Pane that contains all other map panes\r\n\r\n \t\tthis._mapPane = this.createPane('mapPane', this._container);\r\n \t\tsetPosition(this._mapPane, new Point(0, 0));\r\n\r\n \t\t// @pane tilePane: HTMLElement = 200\r\n \t\t// Pane for `GridLayer`s and `TileLayer`s\r\n \t\tthis.createPane('tilePane');\r\n \t\t// @pane overlayPane: HTMLElement = 400\r\n \t\t// Pane for overlay shadows (e.g. `Marker` shadows)\r\n \t\tthis.createPane('shadowPane');\r\n \t\t// @pane shadowPane: HTMLElement = 500\r\n \t\t// Pane for vectors (`Path`s, like `Polyline`s and `Polygon`s), `ImageOverlay`s and `VideoOverlay`s\r\n \t\tthis.createPane('overlayPane');\r\n \t\t// @pane markerPane: HTMLElement = 600\r\n \t\t// Pane for `Icon`s of `Marker`s\r\n \t\tthis.createPane('markerPane');\r\n \t\t// @pane tooltipPane: HTMLElement = 650\r\n \t\t// Pane for `Tooltip`s.\r\n \t\tthis.createPane('tooltipPane');\r\n \t\t// @pane popupPane: HTMLElement = 700\r\n \t\t// Pane for `Popup`s.\r\n \t\tthis.createPane('popupPane');\r\n\r\n \t\tif (!this.options.markerZoomAnimation) {\r\n \t\t\taddClass(panes.markerPane, 'leaflet-zoom-hide');\r\n \t\t\taddClass(panes.shadowPane, 'leaflet-zoom-hide');\r\n \t\t}\r\n \t},\r\n\r\n\r\n \t// private methods that modify map state\r\n\r\n \t// @section Map state change events\r\n \t_resetView: function (center, zoom) {\r\n \t\tsetPosition(this._mapPane, new Point(0, 0));\r\n\r\n \t\tvar loading = !this._loaded;\r\n \t\tthis._loaded = true;\r\n \t\tzoom = this._limitZoom(zoom);\r\n\r\n \t\tthis.fire('viewprereset');\r\n\r\n \t\tvar zoomChanged = this._zoom !== zoom;\r\n \t\tthis\r\n \t\t\t._moveStart(zoomChanged, false)\r\n \t\t\t._move(center, zoom)\r\n \t\t\t._moveEnd(zoomChanged);\r\n\r\n \t\t// @event viewreset: Event\r\n \t\t// Fired when the map needs to redraw its content (this usually happens\r\n \t\t// on map zoom or load). Very useful for creating custom overlays.\r\n \t\tthis.fire('viewreset');\r\n\r\n \t\t// @event load: Event\r\n \t\t// Fired when the map is initialized (when its center and zoom are set\r\n \t\t// for the first time).\r\n \t\tif (loading) {\r\n \t\t\tthis.fire('load');\r\n \t\t}\r\n \t},\r\n\r\n \t_moveStart: function (zoomChanged, noMoveStart) {\r\n \t\t// @event zoomstart: Event\r\n \t\t// Fired when the map zoom is about to change (e.g. before zoom animation).\r\n \t\t// @event movestart: Event\r\n \t\t// Fired when the view of the map starts changing (e.g. user starts dragging the map).\r\n \t\tif (zoomChanged) {\r\n \t\t\tthis.fire('zoomstart');\r\n \t\t}\r\n \t\tif (!noMoveStart) {\r\n \t\t\tthis.fire('movestart');\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_move: function (center, zoom, data) {\r\n \t\tif (zoom === undefined) {\r\n \t\t\tzoom = this._zoom;\r\n \t\t}\r\n \t\tvar zoomChanged = this._zoom !== zoom;\r\n\r\n \t\tthis._zoom = zoom;\r\n \t\tthis._lastCenter = center;\r\n \t\tthis._pixelOrigin = this._getNewPixelOrigin(center);\r\n\r\n \t\t// @event zoom: Event\r\n \t\t// Fired repeatedly during any change in zoom level, including zoom\r\n \t\t// and fly animations.\r\n \t\tif (zoomChanged || (data && data.pinch)) {\t// Always fire 'zoom' if pinching because #3530\r\n \t\t\tthis.fire('zoom', data);\r\n \t\t}\r\n\r\n \t\t// @event move: Event\r\n \t\t// Fired repeatedly during any movement of the map, including pan and\r\n \t\t// fly animations.\r\n \t\treturn this.fire('move', data);\r\n \t},\r\n\r\n \t_moveEnd: function (zoomChanged) {\r\n \t\t// @event zoomend: Event\r\n \t\t// Fired when the map has changed, after any animations.\r\n \t\tif (zoomChanged) {\r\n \t\t\tthis.fire('zoomend');\r\n \t\t}\r\n\r\n \t\t// @event moveend: Event\r\n \t\t// Fired when the center of the map stops changing (e.g. user stopped\r\n \t\t// dragging the map).\r\n \t\treturn this.fire('moveend');\r\n \t},\r\n\r\n \t_stop: function () {\r\n \t\tcancelAnimFrame(this._flyToFrame);\r\n \t\tif (this._panAnim) {\r\n \t\t\tthis._panAnim.stop();\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_rawPanBy: function (offset) {\r\n \t\tsetPosition(this._mapPane, this._getMapPanePos().subtract(offset));\r\n \t},\r\n\r\n \t_getZoomSpan: function () {\r\n \t\treturn this.getMaxZoom() - this.getMinZoom();\r\n \t},\r\n\r\n \t_panInsideMaxBounds: function () {\r\n \t\tif (!this._enforcingBounds) {\r\n \t\t\tthis.panInsideBounds(this.options.maxBounds);\r\n \t\t}\r\n \t},\r\n\r\n \t_checkIfLoaded: function () {\r\n \t\tif (!this._loaded) {\r\n \t\t\tthrow new Error('Set map center and zoom first.');\r\n \t\t}\r\n \t},\r\n\r\n \t// DOM event handling\r\n\r\n \t// @section Interaction events\r\n \t_initEvents: function (remove$$1) {\r\n \t\tthis._targets = {};\r\n \t\tthis._targets[stamp(this._container)] = this;\r\n\r\n \t\tvar onOff = remove$$1 ? off : on;\r\n\r\n \t\t// @event click: MouseEvent\r\n \t\t// Fired when the user clicks (or taps) the map.\r\n \t\t// @event dblclick: MouseEvent\r\n \t\t// Fired when the user double-clicks (or double-taps) the map.\r\n \t\t// @event mousedown: MouseEvent\r\n \t\t// Fired when the user pushes the mouse button on the map.\r\n \t\t// @event mouseup: MouseEvent\r\n \t\t// Fired when the user releases the mouse button on the map.\r\n \t\t// @event mouseover: MouseEvent\r\n \t\t// Fired when the mouse enters the map.\r\n \t\t// @event mouseout: MouseEvent\r\n \t\t// Fired when the mouse leaves the map.\r\n \t\t// @event mousemove: MouseEvent\r\n \t\t// Fired while the mouse moves over the map.\r\n \t\t// @event contextmenu: MouseEvent\r\n \t\t// Fired when the user pushes the right mouse button on the map, prevents\r\n \t\t// default browser context menu from showing if there are listeners on\r\n \t\t// this event. Also fired on mobile when the user holds a single touch\r\n \t\t// for a second (also called long press).\r\n \t\t// @event keypress: KeyboardEvent\r\n \t\t// Fired when the user presses a key from the keyboard that produces a character value while the map is focused.\r\n \t\t// @event keydown: KeyboardEvent\r\n \t\t// Fired when the user presses a key from the keyboard while the map is focused. Unlike the `keypress` event,\r\n \t\t// the `keydown` event is fired for keys that produce a character value and for keys\r\n \t\t// that do not produce a character value.\r\n \t\t// @event keyup: KeyboardEvent\r\n \t\t// Fired when the user releases a key from the keyboard while the map is focused.\r\n \t\tonOff(this._container, 'click dblclick mousedown mouseup ' +\r\n \t\t\t'mouseover mouseout mousemove contextmenu keypress keydown keyup', this._handleDOMEvent, this);\r\n\r\n \t\tif (this.options.trackResize) {\r\n \t\t\tonOff(window, 'resize', this._onResize, this);\r\n \t\t}\r\n\r\n \t\tif (any3d && this.options.transform3DLimit) {\r\n \t\t\t(remove$$1 ? this.off : this.on).call(this, 'moveend', this._onMoveEnd);\r\n \t\t}\r\n \t},\r\n\r\n \t_onResize: function () {\r\n \t\tcancelAnimFrame(this._resizeRequest);\r\n \t\tthis._resizeRequest = requestAnimFrame(\r\n \t\t function () { this.invalidateSize({debounceMoveend: true}); }, this);\r\n \t},\r\n\r\n \t_onScroll: function () {\r\n \t\tthis._container.scrollTop = 0;\r\n \t\tthis._container.scrollLeft = 0;\r\n \t},\r\n\r\n \t_onMoveEnd: function () {\r\n \t\tvar pos = this._getMapPanePos();\r\n \t\tif (Math.max(Math.abs(pos.x), Math.abs(pos.y)) >= this.options.transform3DLimit) {\r\n \t\t\t// https://bugzilla.mozilla.org/show_bug.cgi?id=1203873 but Webkit also have\r\n \t\t\t// a pixel offset on very high values, see: http://jsfiddle.net/dg6r5hhb/\r\n \t\t\tthis._resetView(this.getCenter(), this.getZoom());\r\n \t\t}\r\n \t},\r\n\r\n \t_findEventTargets: function (e, type) {\r\n \t\tvar targets = [],\r\n \t\t target,\r\n \t\t isHover = type === 'mouseout' || type === 'mouseover',\r\n \t\t src = e.target || e.srcElement,\r\n \t\t dragging = false;\r\n\r\n \t\twhile (src) {\r\n \t\t\ttarget = this._targets[stamp(src)];\r\n \t\t\tif (target && (type === 'click' || type === 'preclick') && !e._simulated && this._draggableMoved(target)) {\r\n \t\t\t\t// Prevent firing click after you just dragged an object.\r\n \t\t\t\tdragging = true;\r\n \t\t\t\tbreak;\r\n \t\t\t}\r\n \t\t\tif (target && target.listens(type, true)) {\r\n \t\t\t\tif (isHover && !isExternalTarget(src, e)) { break; }\r\n \t\t\t\ttargets.push(target);\r\n \t\t\t\tif (isHover) { break; }\r\n \t\t\t}\r\n \t\t\tif (src === this._container) { break; }\r\n \t\t\tsrc = src.parentNode;\r\n \t\t}\r\n \t\tif (!targets.length && !dragging && !isHover && isExternalTarget(src, e)) {\r\n \t\t\ttargets = [this];\r\n \t\t}\r\n \t\treturn targets;\r\n \t},\r\n\r\n \t_handleDOMEvent: function (e) {\r\n \t\tif (!this._loaded || skipped(e)) { return; }\r\n\r\n \t\tvar type = e.type;\r\n\r\n \t\tif (type === 'mousedown' || type === 'keypress' || type === 'keyup' || type === 'keydown') {\r\n \t\t\t// prevents outline when clicking on keyboard-focusable element\r\n \t\t\tpreventOutline(e.target || e.srcElement);\r\n \t\t}\r\n\r\n \t\tthis._fireDOMEvent(e, type);\r\n \t},\r\n\r\n \t_mouseEvents: ['click', 'dblclick', 'mouseover', 'mouseout', 'contextmenu'],\r\n\r\n \t_fireDOMEvent: function (e, type, targets) {\r\n\r\n \t\tif (e.type === 'click') {\r\n \t\t\t// Fire a synthetic 'preclick' event which propagates up (mainly for closing popups).\r\n \t\t\t// @event preclick: MouseEvent\r\n \t\t\t// Fired before mouse click on the map (sometimes useful when you\r\n \t\t\t// want something to happen on click before any existing click\r\n \t\t\t// handlers start running).\r\n \t\t\tvar synth = extend({}, e);\r\n \t\t\tsynth.type = 'preclick';\r\n \t\t\tthis._fireDOMEvent(synth, synth.type, targets);\r\n \t\t}\r\n\r\n \t\tif (e._stopped) { return; }\r\n\r\n \t\t// Find the layer the event is propagating from and its parents.\r\n \t\ttargets = (targets || []).concat(this._findEventTargets(e, type));\r\n\r\n \t\tif (!targets.length) { return; }\r\n\r\n \t\tvar target = targets[0];\r\n \t\tif (type === 'contextmenu' && target.listens(type, true)) {\r\n \t\t\tpreventDefault(e);\r\n \t\t}\r\n\r\n \t\tvar data = {\r\n \t\t\toriginalEvent: e\r\n \t\t};\r\n\r\n \t\tif (e.type !== 'keypress' && e.type !== 'keydown' && e.type !== 'keyup') {\r\n \t\t\tvar isMarker = target.getLatLng && (!target._radius || target._radius <= 10);\r\n \t\t\tdata.containerPoint = isMarker ?\r\n \t\t\t\tthis.latLngToContainerPoint(target.getLatLng()) : this.mouseEventToContainerPoint(e);\r\n \t\t\tdata.layerPoint = this.containerPointToLayerPoint(data.containerPoint);\r\n \t\t\tdata.latlng = isMarker ? target.getLatLng() : this.layerPointToLatLng(data.layerPoint);\r\n \t\t}\r\n\r\n \t\tfor (var i = 0; i < targets.length; i++) {\r\n \t\t\ttargets[i].fire(type, data, true);\r\n \t\t\tif (data.originalEvent._stopped ||\r\n \t\t\t\t(targets[i].options.bubblingMouseEvents === false && indexOf(this._mouseEvents, type) !== -1)) { return; }\r\n \t\t}\r\n \t},\r\n\r\n \t_draggableMoved: function (obj) {\r\n \t\tobj = obj.dragging && obj.dragging.enabled() ? obj : this;\r\n \t\treturn (obj.dragging && obj.dragging.moved()) || (this.boxZoom && this.boxZoom.moved());\r\n \t},\r\n\r\n \t_clearHandlers: function () {\r\n \t\tfor (var i = 0, len = this._handlers.length; i < len; i++) {\r\n \t\t\tthis._handlers[i].disable();\r\n \t\t}\r\n \t},\r\n\r\n \t// @section Other Methods\r\n\r\n \t// @method whenReady(fn: Function, context?: Object): this\r\n \t// Runs the given function `fn` when the map gets initialized with\r\n \t// a view (center and zoom) and at least one layer, or immediately\r\n \t// if it's already initialized, optionally passing a function context.\r\n \twhenReady: function (callback, context) {\r\n \t\tif (this._loaded) {\r\n \t\t\tcallback.call(context || this, {target: this});\r\n \t\t} else {\r\n \t\t\tthis.on('load', callback, context);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n\r\n \t// private methods for getting map state\r\n\r\n \t_getMapPanePos: function () {\r\n \t\treturn getPosition(this._mapPane) || new Point(0, 0);\r\n \t},\r\n\r\n \t_moved: function () {\r\n \t\tvar pos = this._getMapPanePos();\r\n \t\treturn pos && !pos.equals([0, 0]);\r\n \t},\r\n\r\n \t_getTopLeftPoint: function (center, zoom) {\r\n \t\tvar pixelOrigin = center && zoom !== undefined ?\r\n \t\t\tthis._getNewPixelOrigin(center, zoom) :\r\n \t\t\tthis.getPixelOrigin();\r\n \t\treturn pixelOrigin.subtract(this._getMapPanePos());\r\n \t},\r\n\r\n \t_getNewPixelOrigin: function (center, zoom) {\r\n \t\tvar viewHalf = this.getSize()._divideBy(2);\r\n \t\treturn this.project(center, zoom)._subtract(viewHalf)._add(this._getMapPanePos())._round();\r\n \t},\r\n\r\n \t_latLngToNewLayerPoint: function (latlng, zoom, center) {\r\n \t\tvar topLeft = this._getNewPixelOrigin(center, zoom);\r\n \t\treturn this.project(latlng, zoom)._subtract(topLeft);\r\n \t},\r\n\r\n \t_latLngBoundsToNewLayerBounds: function (latLngBounds, zoom, center) {\r\n \t\tvar topLeft = this._getNewPixelOrigin(center, zoom);\r\n \t\treturn toBounds([\r\n \t\t\tthis.project(latLngBounds.getSouthWest(), zoom)._subtract(topLeft),\r\n \t\t\tthis.project(latLngBounds.getNorthWest(), zoom)._subtract(topLeft),\r\n \t\t\tthis.project(latLngBounds.getSouthEast(), zoom)._subtract(topLeft),\r\n \t\t\tthis.project(latLngBounds.getNorthEast(), zoom)._subtract(topLeft)\r\n \t\t]);\r\n \t},\r\n\r\n \t// layer point of the current center\r\n \t_getCenterLayerPoint: function () {\r\n \t\treturn this.containerPointToLayerPoint(this.getSize()._divideBy(2));\r\n \t},\r\n\r\n \t// offset of the specified place to the current center in pixels\r\n \t_getCenterOffset: function (latlng) {\r\n \t\treturn this.latLngToLayerPoint(latlng).subtract(this._getCenterLayerPoint());\r\n \t},\r\n\r\n \t// adjust center for view to get inside bounds\r\n \t_limitCenter: function (center, zoom, bounds) {\r\n\r\n \t\tif (!bounds) { return center; }\r\n\r\n \t\tvar centerPoint = this.project(center, zoom),\r\n \t\t viewHalf = this.getSize().divideBy(2),\r\n \t\t viewBounds = new Bounds(centerPoint.subtract(viewHalf), centerPoint.add(viewHalf)),\r\n \t\t offset = this._getBoundsOffset(viewBounds, bounds, zoom);\r\n\r\n \t\t// If offset is less than a pixel, ignore.\r\n \t\t// This prevents unstable projections from getting into\r\n \t\t// an infinite loop of tiny offsets.\r\n \t\tif (offset.round().equals([0, 0])) {\r\n \t\t\treturn center;\r\n \t\t}\r\n\r\n \t\treturn this.unproject(centerPoint.add(offset), zoom);\r\n \t},\r\n\r\n \t// adjust offset for view to get inside bounds\r\n \t_limitOffset: function (offset, bounds) {\r\n \t\tif (!bounds) { return offset; }\r\n\r\n \t\tvar viewBounds = this.getPixelBounds(),\r\n \t\t newBounds = new Bounds(viewBounds.min.add(offset), viewBounds.max.add(offset));\r\n\r\n \t\treturn offset.add(this._getBoundsOffset(newBounds, bounds));\r\n \t},\r\n\r\n \t// returns offset needed for pxBounds to get inside maxBounds at a specified zoom\r\n \t_getBoundsOffset: function (pxBounds, maxBounds, zoom) {\r\n \t\tvar projectedMaxBounds = toBounds(\r\n \t\t this.project(maxBounds.getNorthEast(), zoom),\r\n \t\t this.project(maxBounds.getSouthWest(), zoom)\r\n \t\t ),\r\n \t\t minOffset = projectedMaxBounds.min.subtract(pxBounds.min),\r\n \t\t maxOffset = projectedMaxBounds.max.subtract(pxBounds.max),\r\n\r\n \t\t dx = this._rebound(minOffset.x, -maxOffset.x),\r\n \t\t dy = this._rebound(minOffset.y, -maxOffset.y);\r\n\r\n \t\treturn new Point(dx, dy);\r\n \t},\r\n\r\n \t_rebound: function (left, right) {\r\n \t\treturn left + right > 0 ?\r\n \t\t\tMath.round(left - right) / 2 :\r\n \t\t\tMath.max(0, Math.ceil(left)) - Math.max(0, Math.floor(right));\r\n \t},\r\n\r\n \t_limitZoom: function (zoom) {\r\n \t\tvar min = this.getMinZoom(),\r\n \t\t max = this.getMaxZoom(),\r\n \t\t snap = any3d ? this.options.zoomSnap : 1;\r\n \t\tif (snap) {\r\n \t\t\tzoom = Math.round(zoom / snap) * snap;\r\n \t\t}\r\n \t\treturn Math.max(min, Math.min(max, zoom));\r\n \t},\r\n\r\n \t_onPanTransitionStep: function () {\r\n \t\tthis.fire('move');\r\n \t},\r\n\r\n \t_onPanTransitionEnd: function () {\r\n \t\tremoveClass(this._mapPane, 'leaflet-pan-anim');\r\n \t\tthis.fire('moveend');\r\n \t},\r\n\r\n \t_tryAnimatedPan: function (center, options) {\r\n \t\t// difference between the new and current centers in pixels\r\n \t\tvar offset = this._getCenterOffset(center)._trunc();\r\n\r\n \t\t// don't animate too far unless animate: true specified in options\r\n \t\tif ((options && options.animate) !== true && !this.getSize().contains(offset)) { return false; }\r\n\r\n \t\tthis.panBy(offset, options);\r\n\r\n \t\treturn true;\r\n \t},\r\n\r\n \t_createAnimProxy: function () {\r\n\r\n \t\tvar proxy = this._proxy = create$1('div', 'leaflet-proxy leaflet-zoom-animated');\r\n \t\tthis._panes.mapPane.appendChild(proxy);\r\n\r\n \t\tthis.on('zoomanim', function (e) {\r\n \t\t\tvar prop = TRANSFORM,\r\n \t\t\t transform = this._proxy.style[prop];\r\n\r\n \t\t\tsetTransform(this._proxy, this.project(e.center, e.zoom), this.getZoomScale(e.zoom, 1));\r\n\r\n \t\t\t// workaround for case when transform is the same and so transitionend event is not fired\r\n \t\t\tif (transform === this._proxy.style[prop] && this._animatingZoom) {\r\n \t\t\t\tthis._onZoomTransitionEnd();\r\n \t\t\t}\r\n \t\t}, this);\r\n\r\n \t\tthis.on('load moveend', this._animMoveEnd, this);\r\n\r\n \t\tthis._on('unload', this._destroyAnimProxy, this);\r\n \t},\r\n\r\n \t_destroyAnimProxy: function () {\r\n \t\tremove(this._proxy);\r\n \t\tthis.off('load moveend', this._animMoveEnd, this);\r\n \t\tdelete this._proxy;\r\n \t},\r\n\r\n \t_animMoveEnd: function () {\r\n \t\tvar c = this.getCenter(),\r\n \t\t z = this.getZoom();\r\n \t\tsetTransform(this._proxy, this.project(c, z), this.getZoomScale(z, 1));\r\n \t},\r\n\r\n \t_catchTransitionEnd: function (e) {\r\n \t\tif (this._animatingZoom && e.propertyName.indexOf('transform') >= 0) {\r\n \t\t\tthis._onZoomTransitionEnd();\r\n \t\t}\r\n \t},\r\n\r\n \t_nothingToAnimate: function () {\r\n \t\treturn !this._container.getElementsByClassName('leaflet-zoom-animated').length;\r\n \t},\r\n\r\n \t_tryAnimatedZoom: function (center, zoom, options) {\r\n\r\n \t\tif (this._animatingZoom) { return true; }\r\n\r\n \t\toptions = options || {};\r\n\r\n \t\t// don't animate if disabled, not supported or zoom difference is too large\r\n \t\tif (!this._zoomAnimated || options.animate === false || this._nothingToAnimate() ||\r\n \t\t Math.abs(zoom - this._zoom) > this.options.zoomAnimationThreshold) { return false; }\r\n\r\n \t\t// offset is the pixel coords of the zoom origin relative to the current center\r\n \t\tvar scale = this.getZoomScale(zoom),\r\n \t\t offset = this._getCenterOffset(center)._divideBy(1 - 1 / scale);\r\n\r\n \t\t// don't animate if the zoom origin isn't within one screen from the current center, unless forced\r\n \t\tif (options.animate !== true && !this.getSize().contains(offset)) { return false; }\r\n\r\n \t\trequestAnimFrame(function () {\r\n \t\t\tthis\r\n \t\t\t ._moveStart(true, false)\r\n \t\t\t ._animateZoom(center, zoom, true);\r\n \t\t}, this);\r\n\r\n \t\treturn true;\r\n \t},\r\n\r\n \t_animateZoom: function (center, zoom, startAnim, noUpdate) {\r\n \t\tif (!this._mapPane) { return; }\r\n\r\n \t\tif (startAnim) {\r\n \t\t\tthis._animatingZoom = true;\r\n\r\n \t\t\t// remember what center/zoom to set after animation\r\n \t\t\tthis._animateToCenter = center;\r\n \t\t\tthis._animateToZoom = zoom;\r\n\r\n \t\t\taddClass(this._mapPane, 'leaflet-zoom-anim');\r\n \t\t}\r\n\r\n \t\t// @section Other Events\r\n \t\t// @event zoomanim: ZoomAnimEvent\r\n \t\t// Fired at least once per zoom animation. For continuous zoom, like pinch zooming, fired once per frame during zoom.\r\n \t\tthis.fire('zoomanim', {\r\n \t\t\tcenter: center,\r\n \t\t\tzoom: zoom,\r\n \t\t\tnoUpdate: noUpdate\r\n \t\t});\r\n\r\n \t\t// Work around webkit not firing 'transitionend', see https://github.com/Leaflet/Leaflet/issues/3689, 2693\r\n \t\tsetTimeout(bind(this._onZoomTransitionEnd, this), 250);\r\n \t},\r\n\r\n \t_onZoomTransitionEnd: function () {\r\n \t\tif (!this._animatingZoom) { return; }\r\n\r\n \t\tif (this._mapPane) {\r\n \t\t\tremoveClass(this._mapPane, 'leaflet-zoom-anim');\r\n \t\t}\r\n\r\n \t\tthis._animatingZoom = false;\r\n\r\n \t\tthis._move(this._animateToCenter, this._animateToZoom);\r\n\r\n \t\t// This anim frame should prevent an obscure iOS webkit tile loading race condition.\r\n \t\trequestAnimFrame(function () {\r\n \t\t\tthis._moveEnd(true);\r\n \t\t}, this);\r\n \t}\r\n });\r\n\r\n // @section\r\n\r\n // @factory L.map(id: String, options?: Map options)\r\n // Instantiates a map object given the DOM ID of a `
` element\r\n // and optionally an object literal with `Map options`.\r\n //\r\n // @alternative\r\n // @factory L.map(el: HTMLElement, options?: Map options)\r\n // Instantiates a map object given an instance of a `
` HTML element\r\n // and optionally an object literal with `Map options`.\r\n function createMap(id, options) {\r\n \treturn new Map(id, options);\r\n }\n\n /*\r\n * @class Control\r\n * @aka L.Control\r\n * @inherits Class\r\n *\r\n * L.Control is a base class for implementing map controls. Handles positioning.\r\n * All other controls extend from this class.\r\n */\r\n\r\n var Control = Class.extend({\r\n \t// @section\r\n \t// @aka Control options\r\n \toptions: {\r\n \t\t// @option position: String = 'topright'\r\n \t\t// The position of the control (one of the map corners). Possible values are `'topleft'`,\r\n \t\t// `'topright'`, `'bottomleft'` or `'bottomright'`\r\n \t\tposition: 'topright'\r\n \t},\r\n\r\n \tinitialize: function (options) {\r\n \t\tsetOptions(this, options);\r\n \t},\r\n\r\n \t/* @section\r\n \t * Classes extending L.Control will inherit the following methods:\r\n \t *\r\n \t * @method getPosition: string\r\n \t * Returns the position of the control.\r\n \t */\r\n \tgetPosition: function () {\r\n \t\treturn this.options.position;\r\n \t},\r\n\r\n \t// @method setPosition(position: string): this\r\n \t// Sets the position of the control.\r\n \tsetPosition: function (position) {\r\n \t\tvar map = this._map;\r\n\r\n \t\tif (map) {\r\n \t\t\tmap.removeControl(this);\r\n \t\t}\r\n\r\n \t\tthis.options.position = position;\r\n\r\n \t\tif (map) {\r\n \t\t\tmap.addControl(this);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method getContainer: HTMLElement\r\n \t// Returns the HTMLElement that contains the control.\r\n \tgetContainer: function () {\r\n \t\treturn this._container;\r\n \t},\r\n\r\n \t// @method addTo(map: Map): this\r\n \t// Adds the control to the given map.\r\n \taddTo: function (map) {\r\n \t\tthis.remove();\r\n \t\tthis._map = map;\r\n\r\n \t\tvar container = this._container = this.onAdd(map),\r\n \t\t pos = this.getPosition(),\r\n \t\t corner = map._controlCorners[pos];\r\n\r\n \t\taddClass(container, 'leaflet-control');\r\n\r\n \t\tif (pos.indexOf('bottom') !== -1) {\r\n \t\t\tcorner.insertBefore(container, corner.firstChild);\r\n \t\t} else {\r\n \t\t\tcorner.appendChild(container);\r\n \t\t}\r\n\r\n \t\tthis._map.on('unload', this.remove, this);\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method remove: this\r\n \t// Removes the control from the map it is currently active on.\r\n \tremove: function () {\r\n \t\tif (!this._map) {\r\n \t\t\treturn this;\r\n \t\t}\r\n\r\n \t\tremove(this._container);\r\n\r\n \t\tif (this.onRemove) {\r\n \t\t\tthis.onRemove(this._map);\r\n \t\t}\r\n\r\n \t\tthis._map.off('unload', this.remove, this);\r\n \t\tthis._map = null;\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_refocusOnMap: function (e) {\r\n \t\t// if map exists and event is not a keyboard event\r\n \t\tif (this._map && e && e.screenX > 0 && e.screenY > 0) {\r\n \t\t\tthis._map.getContainer().focus();\r\n \t\t}\r\n \t}\r\n });\r\n\r\n var control = function (options) {\r\n \treturn new Control(options);\r\n };\r\n\r\n /* @section Extension methods\r\n * @uninheritable\r\n *\r\n * Every control should extend from `L.Control` and (re-)implement the following methods.\r\n *\r\n * @method onAdd(map: Map): HTMLElement\r\n * Should return the container DOM element for the control and add listeners on relevant map events. Called on [`control.addTo(map)`](#control-addTo).\r\n *\r\n * @method onRemove(map: Map)\r\n * Optional method. Should contain all clean up code that removes the listeners previously added in [`onAdd`](#control-onadd). Called on [`control.remove()`](#control-remove).\r\n */\r\n\r\n /* @namespace Map\r\n * @section Methods for Layers and Controls\r\n */\r\n Map.include({\r\n \t// @method addControl(control: Control): this\r\n \t// Adds the given control to the map\r\n \taddControl: function (control) {\r\n \t\tcontrol.addTo(this);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method removeControl(control: Control): this\r\n \t// Removes the given control from the map\r\n \tremoveControl: function (control) {\r\n \t\tcontrol.remove();\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_initControlPos: function () {\r\n \t\tvar corners = this._controlCorners = {},\r\n \t\t l = 'leaflet-',\r\n \t\t container = this._controlContainer =\r\n \t\t create$1('div', l + 'control-container', this._container);\r\n\r\n \t\tfunction createCorner(vSide, hSide) {\r\n \t\t\tvar className = l + vSide + ' ' + l + hSide;\r\n\r\n \t\t\tcorners[vSide + hSide] = create$1('div', className, container);\r\n \t\t}\r\n\r\n \t\tcreateCorner('top', 'left');\r\n \t\tcreateCorner('top', 'right');\r\n \t\tcreateCorner('bottom', 'left');\r\n \t\tcreateCorner('bottom', 'right');\r\n \t},\r\n\r\n \t_clearControlPos: function () {\r\n \t\tfor (var i in this._controlCorners) {\r\n \t\t\tremove(this._controlCorners[i]);\r\n \t\t}\r\n \t\tremove(this._controlContainer);\r\n \t\tdelete this._controlCorners;\r\n \t\tdelete this._controlContainer;\r\n \t}\r\n });\n\n /*\r\n * @class Control.Layers\r\n * @aka L.Control.Layers\r\n * @inherits Control\r\n *\r\n * The layers control gives users the ability to switch between different base layers and switch overlays on/off (check out the [detailed example](http://leafletjs.com/examples/layers-control/)). Extends `Control`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var baseLayers = {\r\n * \t\"Mapbox\": mapbox,\r\n * \t\"OpenStreetMap\": osm\r\n * };\r\n *\r\n * var overlays = {\r\n * \t\"Marker\": marker,\r\n * \t\"Roads\": roadsLayer\r\n * };\r\n *\r\n * L.control.layers(baseLayers, overlays).addTo(map);\r\n * ```\r\n *\r\n * The `baseLayers` and `overlays` parameters are object literals with layer names as keys and `Layer` objects as values:\r\n *\r\n * ```js\r\n * {\r\n * \"\": layer1,\r\n * \"\": layer2\r\n * }\r\n * ```\r\n *\r\n * The layer names can contain HTML, which allows you to add additional styling to the items:\r\n *\r\n * ```js\r\n * {\" My Layer\": myLayer}\r\n * ```\r\n */\r\n\r\n var Layers = Control.extend({\r\n \t// @section\r\n \t// @aka Control.Layers options\r\n \toptions: {\r\n \t\t// @option collapsed: Boolean = true\r\n \t\t// If `true`, the control will be collapsed into an icon and expanded on mouse hover or touch.\r\n \t\tcollapsed: true,\r\n \t\tposition: 'topright',\r\n\r\n \t\t// @option autoZIndex: Boolean = true\r\n \t\t// If `true`, the control will assign zIndexes in increasing order to all of its layers so that the order is preserved when switching them on/off.\r\n \t\tautoZIndex: true,\r\n\r\n \t\t// @option hideSingleBase: Boolean = false\r\n \t\t// If `true`, the base layers in the control will be hidden when there is only one.\r\n \t\thideSingleBase: false,\r\n\r\n \t\t// @option sortLayers: Boolean = false\r\n \t\t// Whether to sort the layers. When `false`, layers will keep the order\r\n \t\t// in which they were added to the control.\r\n \t\tsortLayers: false,\r\n\r\n \t\t// @option sortFunction: Function = *\r\n \t\t// A [compare function](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/sort)\r\n \t\t// that will be used for sorting the layers, when `sortLayers` is `true`.\r\n \t\t// The function receives both the `L.Layer` instances and their names, as in\r\n \t\t// `sortFunction(layerA, layerB, nameA, nameB)`.\r\n \t\t// By default, it sorts layers alphabetically by their name.\r\n \t\tsortFunction: function (layerA, layerB, nameA, nameB) {\r\n \t\t\treturn nameA < nameB ? -1 : (nameB < nameA ? 1 : 0);\r\n \t\t}\r\n \t},\r\n\r\n \tinitialize: function (baseLayers, overlays, options) {\r\n \t\tsetOptions(this, options);\r\n\r\n \t\tthis._layerControlInputs = [];\r\n \t\tthis._layers = [];\r\n \t\tthis._lastZIndex = 0;\r\n \t\tthis._handlingClick = false;\r\n\r\n \t\tfor (var i in baseLayers) {\r\n \t\t\tthis._addLayer(baseLayers[i], i);\r\n \t\t}\r\n\r\n \t\tfor (i in overlays) {\r\n \t\t\tthis._addLayer(overlays[i], i, true);\r\n \t\t}\r\n \t},\r\n\r\n \tonAdd: function (map) {\r\n \t\tthis._initLayout();\r\n \t\tthis._update();\r\n\r\n \t\tthis._map = map;\r\n \t\tmap.on('zoomend', this._checkDisabledLayers, this);\r\n\r\n \t\tfor (var i = 0; i < this._layers.length; i++) {\r\n \t\t\tthis._layers[i].layer.on('add remove', this._onLayerChange, this);\r\n \t\t}\r\n\r\n \t\treturn this._container;\r\n \t},\r\n\r\n \taddTo: function (map) {\r\n \t\tControl.prototype.addTo.call(this, map);\r\n \t\t// Trigger expand after Layers Control has been inserted into DOM so that is now has an actual height.\r\n \t\treturn this._expandIfNotCollapsed();\r\n \t},\r\n\r\n \tonRemove: function () {\r\n \t\tthis._map.off('zoomend', this._checkDisabledLayers, this);\r\n\r\n \t\tfor (var i = 0; i < this._layers.length; i++) {\r\n \t\t\tthis._layers[i].layer.off('add remove', this._onLayerChange, this);\r\n \t\t}\r\n \t},\r\n\r\n \t// @method addBaseLayer(layer: Layer, name: String): this\r\n \t// Adds a base layer (radio button entry) with the given name to the control.\r\n \taddBaseLayer: function (layer, name) {\r\n \t\tthis._addLayer(layer, name);\r\n \t\treturn (this._map) ? this._update() : this;\r\n \t},\r\n\r\n \t// @method addOverlay(layer: Layer, name: String): this\r\n \t// Adds an overlay (checkbox entry) with the given name to the control.\r\n \taddOverlay: function (layer, name) {\r\n \t\tthis._addLayer(layer, name, true);\r\n \t\treturn (this._map) ? this._update() : this;\r\n \t},\r\n\r\n \t// @method removeLayer(layer: Layer): this\r\n \t// Remove the given layer from the control.\r\n \tremoveLayer: function (layer) {\r\n \t\tlayer.off('add remove', this._onLayerChange, this);\r\n\r\n \t\tvar obj = this._getLayer(stamp(layer));\r\n \t\tif (obj) {\r\n \t\t\tthis._layers.splice(this._layers.indexOf(obj), 1);\r\n \t\t}\r\n \t\treturn (this._map) ? this._update() : this;\r\n \t},\r\n\r\n \t// @method expand(): this\r\n \t// Expand the control container if collapsed.\r\n \texpand: function () {\r\n \t\taddClass(this._container, 'leaflet-control-layers-expanded');\r\n \t\tthis._section.style.height = null;\r\n \t\tvar acceptableHeight = this._map.getSize().y - (this._container.offsetTop + 50);\r\n \t\tif (acceptableHeight < this._section.clientHeight) {\r\n \t\t\taddClass(this._section, 'leaflet-control-layers-scrollbar');\r\n \t\t\tthis._section.style.height = acceptableHeight + 'px';\r\n \t\t} else {\r\n \t\t\tremoveClass(this._section, 'leaflet-control-layers-scrollbar');\r\n \t\t}\r\n \t\tthis._checkDisabledLayers();\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method collapse(): this\r\n \t// Collapse the control container if expanded.\r\n \tcollapse: function () {\r\n \t\tremoveClass(this._container, 'leaflet-control-layers-expanded');\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_initLayout: function () {\r\n \t\tvar className = 'leaflet-control-layers',\r\n \t\t container = this._container = create$1('div', className),\r\n \t\t collapsed = this.options.collapsed;\r\n\r\n \t\t// makes this work on IE touch devices by stopping it from firing a mouseout event when the touch is released\r\n \t\tcontainer.setAttribute('aria-haspopup', true);\r\n\r\n \t\tdisableClickPropagation(container);\r\n \t\tdisableScrollPropagation(container);\r\n\r\n \t\tvar section = this._section = create$1('section', className + '-list');\r\n\r\n \t\tif (collapsed) {\r\n \t\t\tthis._map.on('click', this.collapse, this);\r\n\r\n \t\t\tif (!android) {\r\n \t\t\t\ton(container, {\r\n \t\t\t\t\tmouseenter: this.expand,\r\n \t\t\t\t\tmouseleave: this.collapse\r\n \t\t\t\t}, this);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tvar link = this._layersLink = create$1('a', className + '-toggle', container);\r\n \t\tlink.href = '#';\r\n \t\tlink.title = 'Layers';\r\n\r\n \t\tif (touch) {\r\n \t\t\ton(link, 'click', stop);\r\n \t\t\ton(link, 'click', this.expand, this);\r\n \t\t} else {\r\n \t\t\ton(link, 'focus', this.expand, this);\r\n \t\t}\r\n\r\n \t\tif (!collapsed) {\r\n \t\t\tthis.expand();\r\n \t\t}\r\n\r\n \t\tthis._baseLayersList = create$1('div', className + '-base', section);\r\n \t\tthis._separator = create$1('div', className + '-separator', section);\r\n \t\tthis._overlaysList = create$1('div', className + '-overlays', section);\r\n\r\n \t\tcontainer.appendChild(section);\r\n \t},\r\n\r\n \t_getLayer: function (id) {\r\n \t\tfor (var i = 0; i < this._layers.length; i++) {\r\n\r\n \t\t\tif (this._layers[i] && stamp(this._layers[i].layer) === id) {\r\n \t\t\t\treturn this._layers[i];\r\n \t\t\t}\r\n \t\t}\r\n \t},\r\n\r\n \t_addLayer: function (layer, name, overlay) {\r\n \t\tif (this._map) {\r\n \t\t\tlayer.on('add remove', this._onLayerChange, this);\r\n \t\t}\r\n\r\n \t\tthis._layers.push({\r\n \t\t\tlayer: layer,\r\n \t\t\tname: name,\r\n \t\t\toverlay: overlay\r\n \t\t});\r\n\r\n \t\tif (this.options.sortLayers) {\r\n \t\t\tthis._layers.sort(bind(function (a, b) {\r\n \t\t\t\treturn this.options.sortFunction(a.layer, b.layer, a.name, b.name);\r\n \t\t\t}, this));\r\n \t\t}\r\n\r\n \t\tif (this.options.autoZIndex && layer.setZIndex) {\r\n \t\t\tthis._lastZIndex++;\r\n \t\t\tlayer.setZIndex(this._lastZIndex);\r\n \t\t}\r\n\r\n \t\tthis._expandIfNotCollapsed();\r\n \t},\r\n\r\n \t_update: function () {\r\n \t\tif (!this._container) { return this; }\r\n\r\n \t\tempty(this._baseLayersList);\r\n \t\tempty(this._overlaysList);\r\n\r\n \t\tthis._layerControlInputs = [];\r\n \t\tvar baseLayersPresent, overlaysPresent, i, obj, baseLayersCount = 0;\r\n\r\n \t\tfor (i = 0; i < this._layers.length; i++) {\r\n \t\t\tobj = this._layers[i];\r\n \t\t\tthis._addItem(obj);\r\n \t\t\toverlaysPresent = overlaysPresent || obj.overlay;\r\n \t\t\tbaseLayersPresent = baseLayersPresent || !obj.overlay;\r\n \t\t\tbaseLayersCount += !obj.overlay ? 1 : 0;\r\n \t\t}\r\n\r\n \t\t// Hide base layers section if there's only one layer.\r\n \t\tif (this.options.hideSingleBase) {\r\n \t\t\tbaseLayersPresent = baseLayersPresent && baseLayersCount > 1;\r\n \t\t\tthis._baseLayersList.style.display = baseLayersPresent ? '' : 'none';\r\n \t\t}\r\n\r\n \t\tthis._separator.style.display = overlaysPresent && baseLayersPresent ? '' : 'none';\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_onLayerChange: function (e) {\r\n \t\tif (!this._handlingClick) {\r\n \t\t\tthis._update();\r\n \t\t}\r\n\r\n \t\tvar obj = this._getLayer(stamp(e.target));\r\n\r\n \t\t// @namespace Map\r\n \t\t// @section Layer events\r\n \t\t// @event baselayerchange: LayersControlEvent\r\n \t\t// Fired when the base layer is changed through the [layers control](#control-layers).\r\n \t\t// @event overlayadd: LayersControlEvent\r\n \t\t// Fired when an overlay is selected through the [layers control](#control-layers).\r\n \t\t// @event overlayremove: LayersControlEvent\r\n \t\t// Fired when an overlay is deselected through the [layers control](#control-layers).\r\n \t\t// @namespace Control.Layers\r\n \t\tvar type = obj.overlay ?\r\n \t\t\t(e.type === 'add' ? 'overlayadd' : 'overlayremove') :\r\n \t\t\t(e.type === 'add' ? 'baselayerchange' : null);\r\n\r\n \t\tif (type) {\r\n \t\t\tthis._map.fire(type, obj);\r\n \t\t}\r\n \t},\r\n\r\n \t// IE7 bugs out if you create a radio dynamically, so you have to do it this hacky way (see http://bit.ly/PqYLBe)\r\n \t_createRadioElement: function (name, checked) {\r\n\r\n \t\tvar radioHtml = '';\r\n\r\n \t\tvar radioFragment = document.createElement('div');\r\n \t\tradioFragment.innerHTML = radioHtml;\r\n\r\n \t\treturn radioFragment.firstChild;\r\n \t},\r\n\r\n \t_addItem: function (obj) {\r\n \t\tvar label = document.createElement('label'),\r\n \t\t checked = this._map.hasLayer(obj.layer),\r\n \t\t input;\r\n\r\n \t\tif (obj.overlay) {\r\n \t\t\tinput = document.createElement('input');\r\n \t\t\tinput.type = 'checkbox';\r\n \t\t\tinput.className = 'leaflet-control-layers-selector';\r\n \t\t\tinput.defaultChecked = checked;\r\n \t\t} else {\r\n \t\t\tinput = this._createRadioElement('leaflet-base-layers_' + stamp(this), checked);\r\n \t\t}\r\n\r\n \t\tthis._layerControlInputs.push(input);\r\n \t\tinput.layerId = stamp(obj.layer);\r\n\r\n \t\ton(input, 'click', this._onInputClick, this);\r\n\r\n \t\tvar name = document.createElement('span');\r\n \t\tname.innerHTML = ' ' + obj.name;\r\n\r\n \t\t// Helps from preventing layer control flicker when checkboxes are disabled\r\n \t\t// https://github.com/Leaflet/Leaflet/issues/2771\r\n \t\tvar holder = document.createElement('div');\r\n\r\n \t\tlabel.appendChild(holder);\r\n \t\tholder.appendChild(input);\r\n \t\tholder.appendChild(name);\r\n\r\n \t\tvar container = obj.overlay ? this._overlaysList : this._baseLayersList;\r\n \t\tcontainer.appendChild(label);\r\n\r\n \t\tthis._checkDisabledLayers();\r\n \t\treturn label;\r\n \t},\r\n\r\n \t_onInputClick: function () {\r\n \t\tvar inputs = this._layerControlInputs,\r\n \t\t input, layer;\r\n \t\tvar addedLayers = [],\r\n \t\t removedLayers = [];\r\n\r\n \t\tthis._handlingClick = true;\r\n\r\n \t\tfor (var i = inputs.length - 1; i >= 0; i--) {\r\n \t\t\tinput = inputs[i];\r\n \t\t\tlayer = this._getLayer(input.layerId).layer;\r\n\r\n \t\t\tif (input.checked) {\r\n \t\t\t\taddedLayers.push(layer);\r\n \t\t\t} else if (!input.checked) {\r\n \t\t\t\tremovedLayers.push(layer);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\t// Bugfix issue 2318: Should remove all old layers before readding new ones\r\n \t\tfor (i = 0; i < removedLayers.length; i++) {\r\n \t\t\tif (this._map.hasLayer(removedLayers[i])) {\r\n \t\t\t\tthis._map.removeLayer(removedLayers[i]);\r\n \t\t\t}\r\n \t\t}\r\n \t\tfor (i = 0; i < addedLayers.length; i++) {\r\n \t\t\tif (!this._map.hasLayer(addedLayers[i])) {\r\n \t\t\t\tthis._map.addLayer(addedLayers[i]);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tthis._handlingClick = false;\r\n\r\n \t\tthis._refocusOnMap();\r\n \t},\r\n\r\n \t_checkDisabledLayers: function () {\r\n \t\tvar inputs = this._layerControlInputs,\r\n \t\t input,\r\n \t\t layer,\r\n \t\t zoom = this._map.getZoom();\r\n\r\n \t\tfor (var i = inputs.length - 1; i >= 0; i--) {\r\n \t\t\tinput = inputs[i];\r\n \t\t\tlayer = this._getLayer(input.layerId).layer;\r\n \t\t\tinput.disabled = (layer.options.minZoom !== undefined && zoom < layer.options.minZoom) ||\r\n \t\t\t (layer.options.maxZoom !== undefined && zoom > layer.options.maxZoom);\r\n\r\n \t\t}\r\n \t},\r\n\r\n \t_expandIfNotCollapsed: function () {\r\n \t\tif (this._map && !this.options.collapsed) {\r\n \t\t\tthis.expand();\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_expand: function () {\r\n \t\t// Backward compatibility, remove me in 1.1.\r\n \t\treturn this.expand();\r\n \t},\r\n\r\n \t_collapse: function () {\r\n \t\t// Backward compatibility, remove me in 1.1.\r\n \t\treturn this.collapse();\r\n \t}\r\n\r\n });\r\n\r\n\r\n // @factory L.control.layers(baselayers?: Object, overlays?: Object, options?: Control.Layers options)\r\n // Creates a layers control with the given layers. Base layers will be switched with radio buttons, while overlays will be switched with checkboxes. Note that all base layers should be passed in the base layers object, but only one should be added to the map during map instantiation.\r\n var layers = function (baseLayers, overlays, options) {\r\n \treturn new Layers(baseLayers, overlays, options);\r\n };\n\n /*\r\n * @class Control.Zoom\r\n * @aka L.Control.Zoom\r\n * @inherits Control\r\n *\r\n * A basic zoom control with two buttons (zoom in and zoom out). It is put on the map by default unless you set its [`zoomControl` option](#map-zoomcontrol) to `false`. Extends `Control`.\r\n */\r\n\r\n var Zoom = Control.extend({\r\n \t// @section\r\n \t// @aka Control.Zoom options\r\n \toptions: {\r\n \t\tposition: 'topleft',\r\n\r\n \t\t// @option zoomInText: String = '+'\r\n \t\t// The text set on the 'zoom in' button.\r\n \t\tzoomInText: '+',\r\n\r\n \t\t// @option zoomInTitle: String = 'Zoom in'\r\n \t\t// The title set on the 'zoom in' button.\r\n \t\tzoomInTitle: 'Zoom in',\r\n\r\n \t\t// @option zoomOutText: String = '−'\r\n \t\t// The text set on the 'zoom out' button.\r\n \t\tzoomOutText: '−',\r\n\r\n \t\t// @option zoomOutTitle: String = 'Zoom out'\r\n \t\t// The title set on the 'zoom out' button.\r\n \t\tzoomOutTitle: 'Zoom out'\r\n \t},\r\n\r\n \tonAdd: function (map) {\r\n \t\tvar zoomName = 'leaflet-control-zoom',\r\n \t\t container = create$1('div', zoomName + ' leaflet-bar'),\r\n \t\t options = this.options;\r\n\r\n \t\tthis._zoomInButton = this._createButton(options.zoomInText, options.zoomInTitle,\r\n \t\t zoomName + '-in', container, this._zoomIn);\r\n \t\tthis._zoomOutButton = this._createButton(options.zoomOutText, options.zoomOutTitle,\r\n \t\t zoomName + '-out', container, this._zoomOut);\r\n\r\n \t\tthis._updateDisabled();\r\n \t\tmap.on('zoomend zoomlevelschange', this._updateDisabled, this);\r\n\r\n \t\treturn container;\r\n \t},\r\n\r\n \tonRemove: function (map) {\r\n \t\tmap.off('zoomend zoomlevelschange', this._updateDisabled, this);\r\n \t},\r\n\r\n \tdisable: function () {\r\n \t\tthis._disabled = true;\r\n \t\tthis._updateDisabled();\r\n \t\treturn this;\r\n \t},\r\n\r\n \tenable: function () {\r\n \t\tthis._disabled = false;\r\n \t\tthis._updateDisabled();\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_zoomIn: function (e) {\r\n \t\tif (!this._disabled && this._map._zoom < this._map.getMaxZoom()) {\r\n \t\t\tthis._map.zoomIn(this._map.options.zoomDelta * (e.shiftKey ? 3 : 1));\r\n \t\t}\r\n \t},\r\n\r\n \t_zoomOut: function (e) {\r\n \t\tif (!this._disabled && this._map._zoom > this._map.getMinZoom()) {\r\n \t\t\tthis._map.zoomOut(this._map.options.zoomDelta * (e.shiftKey ? 3 : 1));\r\n \t\t}\r\n \t},\r\n\r\n \t_createButton: function (html, title, className, container, fn) {\r\n \t\tvar link = create$1('a', className, container);\r\n \t\tlink.innerHTML = html;\r\n \t\tlink.href = '#';\r\n \t\tlink.title = title;\r\n\r\n \t\t/*\r\n \t\t * Will force screen readers like VoiceOver to read this as \"Zoom in - button\"\r\n \t\t */\r\n \t\tlink.setAttribute('role', 'button');\r\n \t\tlink.setAttribute('aria-label', title);\r\n\r\n \t\tdisableClickPropagation(link);\r\n \t\ton(link, 'click', stop);\r\n \t\ton(link, 'click', fn, this);\r\n \t\ton(link, 'click', this._refocusOnMap, this);\r\n\r\n \t\treturn link;\r\n \t},\r\n\r\n \t_updateDisabled: function () {\r\n \t\tvar map = this._map,\r\n \t\t className = 'leaflet-disabled';\r\n\r\n \t\tremoveClass(this._zoomInButton, className);\r\n \t\tremoveClass(this._zoomOutButton, className);\r\n\r\n \t\tif (this._disabled || map._zoom === map.getMinZoom()) {\r\n \t\t\taddClass(this._zoomOutButton, className);\r\n \t\t}\r\n \t\tif (this._disabled || map._zoom === map.getMaxZoom()) {\r\n \t\t\taddClass(this._zoomInButton, className);\r\n \t\t}\r\n \t}\r\n });\r\n\r\n // @namespace Map\r\n // @section Control options\r\n // @option zoomControl: Boolean = true\r\n // Whether a [zoom control](#control-zoom) is added to the map by default.\r\n Map.mergeOptions({\r\n \tzoomControl: true\r\n });\r\n\r\n Map.addInitHook(function () {\r\n \tif (this.options.zoomControl) {\r\n \t\t// @section Controls\r\n \t\t// @property zoomControl: Control.Zoom\r\n \t\t// The default zoom control (only available if the\r\n \t\t// [`zoomControl` option](#map-zoomcontrol) was `true` when creating the map).\r\n \t\tthis.zoomControl = new Zoom();\r\n \t\tthis.addControl(this.zoomControl);\r\n \t}\r\n });\r\n\r\n // @namespace Control.Zoom\r\n // @factory L.control.zoom(options: Control.Zoom options)\r\n // Creates a zoom control\r\n var zoom = function (options) {\r\n \treturn new Zoom(options);\r\n };\n\n /*\n * @class Control.Scale\n * @aka L.Control.Scale\n * @inherits Control\n *\n * A simple scale control that shows the scale of the current center of screen in metric (m/km) and imperial (mi/ft) systems. Extends `Control`.\n *\n * @example\n *\n * ```js\n * L.control.scale().addTo(map);\n * ```\n */\n\n var Scale = Control.extend({\n \t// @section\n \t// @aka Control.Scale options\n \toptions: {\n \t\tposition: 'bottomleft',\n\n \t\t// @option maxWidth: Number = 100\n \t\t// Maximum width of the control in pixels. The width is set dynamically to show round values (e.g. 100, 200, 500).\n \t\tmaxWidth: 100,\n\n \t\t// @option metric: Boolean = True\n \t\t// Whether to show the metric scale line (m/km).\n \t\tmetric: true,\n\n \t\t// @option imperial: Boolean = True\n \t\t// Whether to show the imperial scale line (mi/ft).\n \t\timperial: true\n\n \t\t// @option updateWhenIdle: Boolean = false\n \t\t// If `true`, the control is updated on [`moveend`](#map-moveend), otherwise it's always up-to-date (updated on [`move`](#map-move)).\n \t},\n\n \tonAdd: function (map) {\n \t\tvar className = 'leaflet-control-scale',\n \t\t container = create$1('div', className),\n \t\t options = this.options;\n\n \t\tthis._addScales(options, className + '-line', container);\n\n \t\tmap.on(options.updateWhenIdle ? 'moveend' : 'move', this._update, this);\n \t\tmap.whenReady(this._update, this);\n\n \t\treturn container;\n \t},\n\n \tonRemove: function (map) {\n \t\tmap.off(this.options.updateWhenIdle ? 'moveend' : 'move', this._update, this);\n \t},\n\n \t_addScales: function (options, className, container) {\n \t\tif (options.metric) {\n \t\t\tthis._mScale = create$1('div', className, container);\n \t\t}\n \t\tif (options.imperial) {\n \t\t\tthis._iScale = create$1('div', className, container);\n \t\t}\n \t},\n\n \t_update: function () {\n \t\tvar map = this._map,\n \t\t y = map.getSize().y / 2;\n\n \t\tvar maxMeters = map.distance(\n \t\t\tmap.containerPointToLatLng([0, y]),\n \t\t\tmap.containerPointToLatLng([this.options.maxWidth, y]));\n\n \t\tthis._updateScales(maxMeters);\n \t},\n\n \t_updateScales: function (maxMeters) {\n \t\tif (this.options.metric && maxMeters) {\n \t\t\tthis._updateMetric(maxMeters);\n \t\t}\n \t\tif (this.options.imperial && maxMeters) {\n \t\t\tthis._updateImperial(maxMeters);\n \t\t}\n \t},\n\n \t_updateMetric: function (maxMeters) {\n \t\tvar meters = this._getRoundNum(maxMeters),\n \t\t label = meters < 1000 ? meters + ' m' : (meters / 1000) + ' km';\n\n \t\tthis._updateScale(this._mScale, label, meters / maxMeters);\n \t},\n\n \t_updateImperial: function (maxMeters) {\n \t\tvar maxFeet = maxMeters * 3.2808399,\n \t\t maxMiles, miles, feet;\n\n \t\tif (maxFeet > 5280) {\n \t\t\tmaxMiles = maxFeet / 5280;\n \t\t\tmiles = this._getRoundNum(maxMiles);\n \t\t\tthis._updateScale(this._iScale, miles + ' mi', miles / maxMiles);\n\n \t\t} else {\n \t\t\tfeet = this._getRoundNum(maxFeet);\n \t\t\tthis._updateScale(this._iScale, feet + ' ft', feet / maxFeet);\n \t\t}\n \t},\n\n \t_updateScale: function (scale, text, ratio) {\n \t\tscale.style.width = Math.round(this.options.maxWidth * ratio) + 'px';\n \t\tscale.innerHTML = text;\n \t},\n\n \t_getRoundNum: function (num) {\n \t\tvar pow10 = Math.pow(10, (Math.floor(num) + '').length - 1),\n \t\t d = num / pow10;\n\n \t\td = d >= 10 ? 10 :\n \t\t d >= 5 ? 5 :\n \t\t d >= 3 ? 3 :\n \t\t d >= 2 ? 2 : 1;\n\n \t\treturn pow10 * d;\n \t}\n });\n\n\n // @factory L.control.scale(options?: Control.Scale options)\n // Creates an scale control with the given options.\n var scale = function (options) {\n \treturn new Scale(options);\n };\n\n /*\r\n * @class Control.Attribution\r\n * @aka L.Control.Attribution\r\n * @inherits Control\r\n *\r\n * The attribution control allows you to display attribution data in a small text box on a map. It is put on the map by default unless you set its [`attributionControl` option](#map-attributioncontrol) to `false`, and it fetches attribution texts from layers with the [`getAttribution` method](#layer-getattribution) automatically. Extends Control.\r\n */\r\n\r\n var Attribution = Control.extend({\r\n \t// @section\r\n \t// @aka Control.Attribution options\r\n \toptions: {\r\n \t\tposition: 'bottomright',\r\n\r\n \t\t// @option prefix: String = 'Leaflet'\r\n \t\t// The HTML text shown before the attributions. Pass `false` to disable.\r\n \t\tprefix: 'Leaflet'\r\n \t},\r\n\r\n \tinitialize: function (options) {\r\n \t\tsetOptions(this, options);\r\n\r\n \t\tthis._attributions = {};\r\n \t},\r\n\r\n \tonAdd: function (map) {\r\n \t\tmap.attributionControl = this;\r\n \t\tthis._container = create$1('div', 'leaflet-control-attribution');\r\n \t\tdisableClickPropagation(this._container);\r\n\r\n \t\t// TODO ugly, refactor\r\n \t\tfor (var i in map._layers) {\r\n \t\t\tif (map._layers[i].getAttribution) {\r\n \t\t\t\tthis.addAttribution(map._layers[i].getAttribution());\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tthis._update();\r\n\r\n \t\treturn this._container;\r\n \t},\r\n\r\n \t// @method setPrefix(prefix: String): this\r\n \t// Sets the text before the attributions.\r\n \tsetPrefix: function (prefix) {\r\n \t\tthis.options.prefix = prefix;\r\n \t\tthis._update();\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method addAttribution(text: String): this\r\n \t// Adds an attribution text (e.g. `'Vector data © Mapbox'`).\r\n \taddAttribution: function (text) {\r\n \t\tif (!text) { return this; }\r\n\r\n \t\tif (!this._attributions[text]) {\r\n \t\t\tthis._attributions[text] = 0;\r\n \t\t}\r\n \t\tthis._attributions[text]++;\r\n\r\n \t\tthis._update();\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method removeAttribution(text: String): this\r\n \t// Removes an attribution text.\r\n \tremoveAttribution: function (text) {\r\n \t\tif (!text) { return this; }\r\n\r\n \t\tif (this._attributions[text]) {\r\n \t\t\tthis._attributions[text]--;\r\n \t\t\tthis._update();\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_update: function () {\r\n \t\tif (!this._map) { return; }\r\n\r\n \t\tvar attribs = [];\r\n\r\n \t\tfor (var i in this._attributions) {\r\n \t\t\tif (this._attributions[i]) {\r\n \t\t\t\tattribs.push(i);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tvar prefixAndAttribs = [];\r\n\r\n \t\tif (this.options.prefix) {\r\n \t\t\tprefixAndAttribs.push(this.options.prefix);\r\n \t\t}\r\n \t\tif (attribs.length) {\r\n \t\t\tprefixAndAttribs.push(attribs.join(', '));\r\n \t\t}\r\n\r\n \t\tthis._container.innerHTML = prefixAndAttribs.join(' | ');\r\n \t}\r\n });\r\n\r\n // @namespace Map\r\n // @section Control options\r\n // @option attributionControl: Boolean = true\r\n // Whether a [attribution control](#control-attribution) is added to the map by default.\r\n Map.mergeOptions({\r\n \tattributionControl: true\r\n });\r\n\r\n Map.addInitHook(function () {\r\n \tif (this.options.attributionControl) {\r\n \t\tnew Attribution().addTo(this);\r\n \t}\r\n });\r\n\r\n // @namespace Control.Attribution\r\n // @factory L.control.attribution(options: Control.Attribution options)\r\n // Creates an attribution control.\r\n var attribution = function (options) {\r\n \treturn new Attribution(options);\r\n };\n\n Control.Layers = Layers;\n Control.Zoom = Zoom;\n Control.Scale = Scale;\n Control.Attribution = Attribution;\n\n control.layers = layers;\n control.zoom = zoom;\n control.scale = scale;\n control.attribution = attribution;\n\n /*\n \tL.Handler is a base class for handler classes that are used internally to inject\n \tinteraction features like dragging to classes like Map and Marker.\n */\n\n // @class Handler\n // @aka L.Handler\n // Abstract class for map interaction handlers\n\n var Handler = Class.extend({\n \tinitialize: function (map) {\n \t\tthis._map = map;\n \t},\n\n \t// @method enable(): this\n \t// Enables the handler\n \tenable: function () {\n \t\tif (this._enabled) { return this; }\n\n \t\tthis._enabled = true;\n \t\tthis.addHooks();\n \t\treturn this;\n \t},\n\n \t// @method disable(): this\n \t// Disables the handler\n \tdisable: function () {\n \t\tif (!this._enabled) { return this; }\n\n \t\tthis._enabled = false;\n \t\tthis.removeHooks();\n \t\treturn this;\n \t},\n\n \t// @method enabled(): Boolean\n \t// Returns `true` if the handler is enabled\n \tenabled: function () {\n \t\treturn !!this._enabled;\n \t}\n\n \t// @section Extension methods\n \t// Classes inheriting from `Handler` must implement the two following methods:\n \t// @method addHooks()\n \t// Called when the handler is enabled, should add event hooks.\n \t// @method removeHooks()\n \t// Called when the handler is disabled, should remove the event hooks added previously.\n });\n\n // @section There is static function which can be called without instantiating L.Handler:\n // @function addTo(map: Map, name: String): this\n // Adds a new Handler to the given map with the given name.\n Handler.addTo = function (map, name) {\n \tmap.addHandler(name, this);\n \treturn this;\n };\n\n var Mixin = {Events: Events};\n\n /*\r\n * @class Draggable\r\n * @aka L.Draggable\r\n * @inherits Evented\r\n *\r\n * A class for making DOM elements draggable (including touch support).\r\n * Used internally for map and marker dragging. Only works for elements\r\n * that were positioned with [`L.DomUtil.setPosition`](#domutil-setposition).\r\n *\r\n * @example\r\n * ```js\r\n * var draggable = new L.Draggable(elementToDrag);\r\n * draggable.enable();\r\n * ```\r\n */\r\n\r\n var START = touch ? 'touchstart mousedown' : 'mousedown';\r\n var END = {\r\n \tmousedown: 'mouseup',\r\n \ttouchstart: 'touchend',\r\n \tpointerdown: 'touchend',\r\n \tMSPointerDown: 'touchend'\r\n };\r\n var MOVE = {\r\n \tmousedown: 'mousemove',\r\n \ttouchstart: 'touchmove',\r\n \tpointerdown: 'touchmove',\r\n \tMSPointerDown: 'touchmove'\r\n };\r\n\r\n\r\n var Draggable = Evented.extend({\r\n\r\n \toptions: {\r\n \t\t// @section\r\n \t\t// @aka Draggable options\r\n \t\t// @option clickTolerance: Number = 3\r\n \t\t// The max number of pixels a user can shift the mouse pointer during a click\r\n \t\t// for it to be considered a valid click (as opposed to a mouse drag).\r\n \t\tclickTolerance: 3\r\n \t},\r\n\r\n \t// @constructor L.Draggable(el: HTMLElement, dragHandle?: HTMLElement, preventOutline?: Boolean, options?: Draggable options)\r\n \t// Creates a `Draggable` object for moving `el` when you start dragging the `dragHandle` element (equals `el` itself by default).\r\n \tinitialize: function (element, dragStartTarget, preventOutline$$1, options) {\r\n \t\tsetOptions(this, options);\r\n\r\n \t\tthis._element = element;\r\n \t\tthis._dragStartTarget = dragStartTarget || element;\r\n \t\tthis._preventOutline = preventOutline$$1;\r\n \t},\r\n\r\n \t// @method enable()\r\n \t// Enables the dragging ability\r\n \tenable: function () {\r\n \t\tif (this._enabled) { return; }\r\n\r\n \t\ton(this._dragStartTarget, START, this._onDown, this);\r\n\r\n \t\tthis._enabled = true;\r\n \t},\r\n\r\n \t// @method disable()\r\n \t// Disables the dragging ability\r\n \tdisable: function () {\r\n \t\tif (!this._enabled) { return; }\r\n\r\n \t\t// If we're currently dragging this draggable,\r\n \t\t// disabling it counts as first ending the drag.\r\n \t\tif (Draggable._dragging === this) {\r\n \t\t\tthis.finishDrag();\r\n \t\t}\r\n\r\n \t\toff(this._dragStartTarget, START, this._onDown, this);\r\n\r\n \t\tthis._enabled = false;\r\n \t\tthis._moved = false;\r\n \t},\r\n\r\n \t_onDown: function (e) {\r\n \t\t// Ignore simulated events, since we handle both touch and\r\n \t\t// mouse explicitly; otherwise we risk getting duplicates of\r\n \t\t// touch events, see #4315.\r\n \t\t// Also ignore the event if disabled; this happens in IE11\r\n \t\t// under some circumstances, see #3666.\r\n \t\tif (e._simulated || !this._enabled) { return; }\r\n\r\n \t\tthis._moved = false;\r\n\r\n \t\tif (hasClass(this._element, 'leaflet-zoom-anim')) { return; }\r\n\r\n \t\tif (Draggable._dragging || e.shiftKey || ((e.which !== 1) && (e.button !== 1) && !e.touches)) { return; }\r\n \t\tDraggable._dragging = this; // Prevent dragging multiple objects at once.\r\n\r\n \t\tif (this._preventOutline) {\r\n \t\t\tpreventOutline(this._element);\r\n \t\t}\r\n\r\n \t\tdisableImageDrag();\r\n \t\tdisableTextSelection();\r\n\r\n \t\tif (this._moving) { return; }\r\n\r\n \t\t// @event down: Event\r\n \t\t// Fired when a drag is about to start.\r\n \t\tthis.fire('down');\r\n\r\n \t\tvar first = e.touches ? e.touches[0] : e,\r\n \t\t sizedParent = getSizedParentNode(this._element);\r\n\r\n \t\tthis._startPoint = new Point(first.clientX, first.clientY);\r\n\r\n \t\t// Cache the scale, so that we can continuously compensate for it during drag (_onMove).\r\n \t\tthis._parentScale = getScale(sizedParent);\r\n\r\n \t\ton(document, MOVE[e.type], this._onMove, this);\r\n \t\ton(document, END[e.type], this._onUp, this);\r\n \t},\r\n\r\n \t_onMove: function (e) {\r\n \t\t// Ignore simulated events, since we handle both touch and\r\n \t\t// mouse explicitly; otherwise we risk getting duplicates of\r\n \t\t// touch events, see #4315.\r\n \t\t// Also ignore the event if disabled; this happens in IE11\r\n \t\t// under some circumstances, see #3666.\r\n \t\tif (e._simulated || !this._enabled) { return; }\r\n\r\n \t\tif (e.touches && e.touches.length > 1) {\r\n \t\t\tthis._moved = true;\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\tvar first = (e.touches && e.touches.length === 1 ? e.touches[0] : e),\r\n \t\t offset = new Point(first.clientX, first.clientY)._subtract(this._startPoint);\r\n\r\n \t\tif (!offset.x && !offset.y) { return; }\r\n \t\tif (Math.abs(offset.x) + Math.abs(offset.y) < this.options.clickTolerance) { return; }\r\n\r\n \t\t// We assume that the parent container's position, border and scale do not change for the duration of the drag.\r\n \t\t// Therefore there is no need to account for the position and border (they are eliminated by the subtraction)\r\n \t\t// and we can use the cached value for the scale.\r\n \t\toffset.x /= this._parentScale.x;\r\n \t\toffset.y /= this._parentScale.y;\r\n\r\n \t\tpreventDefault(e);\r\n\r\n \t\tif (!this._moved) {\r\n \t\t\t// @event dragstart: Event\r\n \t\t\t// Fired when a drag starts\r\n \t\t\tthis.fire('dragstart');\r\n\r\n \t\t\tthis._moved = true;\r\n \t\t\tthis._startPos = getPosition(this._element).subtract(offset);\r\n\r\n \t\t\taddClass(document.body, 'leaflet-dragging');\r\n\r\n \t\t\tthis._lastTarget = e.target || e.srcElement;\r\n \t\t\t// IE and Edge do not give the element, so fetch it\r\n \t\t\t// if necessary\r\n \t\t\tif (window.SVGElementInstance && this._lastTarget instanceof window.SVGElementInstance) {\r\n \t\t\t\tthis._lastTarget = this._lastTarget.correspondingUseElement;\r\n \t\t\t}\r\n \t\t\taddClass(this._lastTarget, 'leaflet-drag-target');\r\n \t\t}\r\n\r\n \t\tthis._newPos = this._startPos.add(offset);\r\n \t\tthis._moving = true;\r\n\r\n \t\tcancelAnimFrame(this._animRequest);\r\n \t\tthis._lastEvent = e;\r\n \t\tthis._animRequest = requestAnimFrame(this._updatePosition, this, true);\r\n \t},\r\n\r\n \t_updatePosition: function () {\r\n \t\tvar e = {originalEvent: this._lastEvent};\r\n\r\n \t\t// @event predrag: Event\r\n \t\t// Fired continuously during dragging *before* each corresponding\r\n \t\t// update of the element's position.\r\n \t\tthis.fire('predrag', e);\r\n \t\tsetPosition(this._element, this._newPos);\r\n\r\n \t\t// @event drag: Event\r\n \t\t// Fired continuously during dragging.\r\n \t\tthis.fire('drag', e);\r\n \t},\r\n\r\n \t_onUp: function (e) {\r\n \t\t// Ignore simulated events, since we handle both touch and\r\n \t\t// mouse explicitly; otherwise we risk getting duplicates of\r\n \t\t// touch events, see #4315.\r\n \t\t// Also ignore the event if disabled; this happens in IE11\r\n \t\t// under some circumstances, see #3666.\r\n \t\tif (e._simulated || !this._enabled) { return; }\r\n \t\tthis.finishDrag();\r\n \t},\r\n\r\n \tfinishDrag: function () {\r\n \t\tremoveClass(document.body, 'leaflet-dragging');\r\n\r\n \t\tif (this._lastTarget) {\r\n \t\t\tremoveClass(this._lastTarget, 'leaflet-drag-target');\r\n \t\t\tthis._lastTarget = null;\r\n \t\t}\r\n\r\n \t\tfor (var i in MOVE) {\r\n \t\t\toff(document, MOVE[i], this._onMove, this);\r\n \t\t\toff(document, END[i], this._onUp, this);\r\n \t\t}\r\n\r\n \t\tenableImageDrag();\r\n \t\tenableTextSelection();\r\n\r\n \t\tif (this._moved && this._moving) {\r\n \t\t\t// ensure drag is not fired after dragend\r\n \t\t\tcancelAnimFrame(this._animRequest);\r\n\r\n \t\t\t// @event dragend: DragEndEvent\r\n \t\t\t// Fired when the drag ends.\r\n \t\t\tthis.fire('dragend', {\r\n \t\t\t\tdistance: this._newPos.distanceTo(this._startPos)\r\n \t\t\t});\r\n \t\t}\r\n\r\n \t\tthis._moving = false;\r\n \t\tDraggable._dragging = false;\r\n \t}\r\n\r\n });\n\n /*\r\n * @namespace LineUtil\r\n *\r\n * Various utility functions for polyline points processing, used by Leaflet internally to make polylines lightning-fast.\r\n */\r\n\r\n // Simplify polyline with vertex reduction and Douglas-Peucker simplification.\r\n // Improves rendering performance dramatically by lessening the number of points to draw.\r\n\r\n // @function simplify(points: Point[], tolerance: Number): Point[]\r\n // Dramatically reduces the number of points in a polyline while retaining\r\n // its shape and returns a new array of simplified points, using the\r\n // [Douglas-Peucker algorithm](http://en.wikipedia.org/wiki/Douglas-Peucker_algorithm).\r\n // Used for a huge performance boost when processing/displaying Leaflet polylines for\r\n // each zoom level and also reducing visual noise. tolerance affects the amount of\r\n // simplification (lesser value means higher quality but slower and with more points).\r\n // Also released as a separated micro-library [Simplify.js](http://mourner.github.com/simplify-js/).\r\n function simplify(points, tolerance) {\r\n \tif (!tolerance || !points.length) {\r\n \t\treturn points.slice();\r\n \t}\r\n\r\n \tvar sqTolerance = tolerance * tolerance;\r\n\r\n \t // stage 1: vertex reduction\r\n \t points = _reducePoints(points, sqTolerance);\r\n\r\n \t // stage 2: Douglas-Peucker simplification\r\n \t points = _simplifyDP(points, sqTolerance);\r\n\r\n \treturn points;\r\n }\r\n\r\n // @function pointToSegmentDistance(p: Point, p1: Point, p2: Point): Number\r\n // Returns the distance between point `p` and segment `p1` to `p2`.\r\n function pointToSegmentDistance(p, p1, p2) {\r\n \treturn Math.sqrt(_sqClosestPointOnSegment(p, p1, p2, true));\r\n }\r\n\r\n // @function closestPointOnSegment(p: Point, p1: Point, p2: Point): Number\r\n // Returns the closest point from a point `p` on a segment `p1` to `p2`.\r\n function closestPointOnSegment(p, p1, p2) {\r\n \treturn _sqClosestPointOnSegment(p, p1, p2);\r\n }\r\n\r\n // Douglas-Peucker simplification, see http://en.wikipedia.org/wiki/Douglas-Peucker_algorithm\r\n function _simplifyDP(points, sqTolerance) {\r\n\r\n \tvar len = points.length,\r\n \t ArrayConstructor = typeof Uint8Array !== undefined + '' ? Uint8Array : Array,\r\n \t markers = new ArrayConstructor(len);\r\n\r\n \t markers[0] = markers[len - 1] = 1;\r\n\r\n \t_simplifyDPStep(points, markers, sqTolerance, 0, len - 1);\r\n\r\n \tvar i,\r\n \t newPoints = [];\r\n\r\n \tfor (i = 0; i < len; i++) {\r\n \t\tif (markers[i]) {\r\n \t\t\tnewPoints.push(points[i]);\r\n \t\t}\r\n \t}\r\n\r\n \treturn newPoints;\r\n }\r\n\r\n function _simplifyDPStep(points, markers, sqTolerance, first, last) {\r\n\r\n \tvar maxSqDist = 0,\r\n \tindex, i, sqDist;\r\n\r\n \tfor (i = first + 1; i <= last - 1; i++) {\r\n \t\tsqDist = _sqClosestPointOnSegment(points[i], points[first], points[last], true);\r\n\r\n \t\tif (sqDist > maxSqDist) {\r\n \t\t\tindex = i;\r\n \t\t\tmaxSqDist = sqDist;\r\n \t\t}\r\n \t}\r\n\r\n \tif (maxSqDist > sqTolerance) {\r\n \t\tmarkers[index] = 1;\r\n\r\n \t\t_simplifyDPStep(points, markers, sqTolerance, first, index);\r\n \t\t_simplifyDPStep(points, markers, sqTolerance, index, last);\r\n \t}\r\n }\r\n\r\n // reduce points that are too close to each other to a single point\r\n function _reducePoints(points, sqTolerance) {\r\n \tvar reducedPoints = [points[0]];\r\n\r\n \tfor (var i = 1, prev = 0, len = points.length; i < len; i++) {\r\n \t\tif (_sqDist(points[i], points[prev]) > sqTolerance) {\r\n \t\t\treducedPoints.push(points[i]);\r\n \t\t\tprev = i;\r\n \t\t}\r\n \t}\r\n \tif (prev < len - 1) {\r\n \t\treducedPoints.push(points[len - 1]);\r\n \t}\r\n \treturn reducedPoints;\r\n }\r\n\r\n var _lastCode;\r\n\r\n // @function clipSegment(a: Point, b: Point, bounds: Bounds, useLastCode?: Boolean, round?: Boolean): Point[]|Boolean\r\n // Clips the segment a to b by rectangular bounds with the\r\n // [Cohen-Sutherland algorithm](https://en.wikipedia.org/wiki/Cohen%E2%80%93Sutherland_algorithm)\r\n // (modifying the segment points directly!). Used by Leaflet to only show polyline\r\n // points that are on the screen or near, increasing performance.\r\n function clipSegment(a, b, bounds, useLastCode, round) {\r\n \tvar codeA = useLastCode ? _lastCode : _getBitCode(a, bounds),\r\n \t codeB = _getBitCode(b, bounds),\r\n\r\n \t codeOut, p, newCode;\r\n\r\n \t // save 2nd code to avoid calculating it on the next segment\r\n \t _lastCode = codeB;\r\n\r\n \twhile (true) {\r\n \t\t// if a,b is inside the clip window (trivial accept)\r\n \t\tif (!(codeA | codeB)) {\r\n \t\t\treturn [a, b];\r\n \t\t}\r\n\r\n \t\t// if a,b is outside the clip window (trivial reject)\r\n \t\tif (codeA & codeB) {\r\n \t\t\treturn false;\r\n \t\t}\r\n\r\n \t\t// other cases\r\n \t\tcodeOut = codeA || codeB;\r\n \t\tp = _getEdgeIntersection(a, b, codeOut, bounds, round);\r\n \t\tnewCode = _getBitCode(p, bounds);\r\n\r\n \t\tif (codeOut === codeA) {\r\n \t\t\ta = p;\r\n \t\t\tcodeA = newCode;\r\n \t\t} else {\r\n \t\t\tb = p;\r\n \t\t\tcodeB = newCode;\r\n \t\t}\r\n \t}\r\n }\r\n\r\n function _getEdgeIntersection(a, b, code, bounds, round) {\r\n \tvar dx = b.x - a.x,\r\n \t dy = b.y - a.y,\r\n \t min = bounds.min,\r\n \t max = bounds.max,\r\n \t x, y;\r\n\r\n \tif (code & 8) { // top\r\n \t\tx = a.x + dx * (max.y - a.y) / dy;\r\n \t\ty = max.y;\r\n\r\n \t} else if (code & 4) { // bottom\r\n \t\tx = a.x + dx * (min.y - a.y) / dy;\r\n \t\ty = min.y;\r\n\r\n \t} else if (code & 2) { // right\r\n \t\tx = max.x;\r\n \t\ty = a.y + dy * (max.x - a.x) / dx;\r\n\r\n \t} else if (code & 1) { // left\r\n \t\tx = min.x;\r\n \t\ty = a.y + dy * (min.x - a.x) / dx;\r\n \t}\r\n\r\n \treturn new Point(x, y, round);\r\n }\r\n\r\n function _getBitCode(p, bounds) {\r\n \tvar code = 0;\r\n\r\n \tif (p.x < bounds.min.x) { // left\r\n \t\tcode |= 1;\r\n \t} else if (p.x > bounds.max.x) { // right\r\n \t\tcode |= 2;\r\n \t}\r\n\r\n \tif (p.y < bounds.min.y) { // bottom\r\n \t\tcode |= 4;\r\n \t} else if (p.y > bounds.max.y) { // top\r\n \t\tcode |= 8;\r\n \t}\r\n\r\n \treturn code;\r\n }\r\n\r\n // square distance (to avoid unnecessary Math.sqrt calls)\r\n function _sqDist(p1, p2) {\r\n \tvar dx = p2.x - p1.x,\r\n \t dy = p2.y - p1.y;\r\n \treturn dx * dx + dy * dy;\r\n }\r\n\r\n // return closest point on segment or distance to that point\r\n function _sqClosestPointOnSegment(p, p1, p2, sqDist) {\r\n \tvar x = p1.x,\r\n \t y = p1.y,\r\n \t dx = p2.x - x,\r\n \t dy = p2.y - y,\r\n \t dot = dx * dx + dy * dy,\r\n \t t;\r\n\r\n \tif (dot > 0) {\r\n \t\tt = ((p.x - x) * dx + (p.y - y) * dy) / dot;\r\n\r\n \t\tif (t > 1) {\r\n \t\t\tx = p2.x;\r\n \t\t\ty = p2.y;\r\n \t\t} else if (t > 0) {\r\n \t\t\tx += dx * t;\r\n \t\t\ty += dy * t;\r\n \t\t}\r\n \t}\r\n\r\n \tdx = p.x - x;\r\n \tdy = p.y - y;\r\n\r\n \treturn sqDist ? dx * dx + dy * dy : new Point(x, y);\r\n }\r\n\r\n\r\n // @function isFlat(latlngs: LatLng[]): Boolean\r\n // Returns true if `latlngs` is a flat array, false is nested.\r\n function isFlat(latlngs) {\r\n \treturn !isArray(latlngs[0]) || (typeof latlngs[0][0] !== 'object' && typeof latlngs[0][0] !== 'undefined');\r\n }\r\n\r\n function _flat(latlngs) {\r\n \tconsole.warn('Deprecated use of _flat, please use L.LineUtil.isFlat instead.');\r\n \treturn isFlat(latlngs);\r\n }\n\n var LineUtil = ({\n simplify: simplify,\n pointToSegmentDistance: pointToSegmentDistance,\n closestPointOnSegment: closestPointOnSegment,\n clipSegment: clipSegment,\n _getEdgeIntersection: _getEdgeIntersection,\n _getBitCode: _getBitCode,\n _sqClosestPointOnSegment: _sqClosestPointOnSegment,\n isFlat: isFlat,\n _flat: _flat\n });\n\n /*\r\n * @namespace PolyUtil\r\n * Various utility functions for polygon geometries.\r\n */\r\n\r\n /* @function clipPolygon(points: Point[], bounds: Bounds, round?: Boolean): Point[]\r\n * Clips the polygon geometry defined by the given `points` by the given bounds (using the [Sutherland-Hodgman algorithm](https://en.wikipedia.org/wiki/Sutherland%E2%80%93Hodgman_algorithm)).\r\n * Used by Leaflet to only show polygon points that are on the screen or near, increasing\r\n * performance. Note that polygon points needs different algorithm for clipping\r\n * than polyline, so there's a separate method for it.\r\n */\r\n function clipPolygon(points, bounds, round) {\r\n \tvar clippedPoints,\r\n \t edges = [1, 4, 2, 8],\r\n \t i, j, k,\r\n \t a, b,\r\n \t len, edge, p;\r\n\r\n \tfor (i = 0, len = points.length; i < len; i++) {\r\n \t\tpoints[i]._code = _getBitCode(points[i], bounds);\r\n \t}\r\n\r\n \t// for each edge (left, bottom, right, top)\r\n \tfor (k = 0; k < 4; k++) {\r\n \t\tedge = edges[k];\r\n \t\tclippedPoints = [];\r\n\r\n \t\tfor (i = 0, len = points.length, j = len - 1; i < len; j = i++) {\r\n \t\t\ta = points[i];\r\n \t\t\tb = points[j];\r\n\r\n \t\t\t// if a is inside the clip window\r\n \t\t\tif (!(a._code & edge)) {\r\n \t\t\t\t// if b is outside the clip window (a->b goes out of screen)\r\n \t\t\t\tif (b._code & edge) {\r\n \t\t\t\t\tp = _getEdgeIntersection(b, a, edge, bounds, round);\r\n \t\t\t\t\tp._code = _getBitCode(p, bounds);\r\n \t\t\t\t\tclippedPoints.push(p);\r\n \t\t\t\t}\r\n \t\t\t\tclippedPoints.push(a);\r\n\r\n \t\t\t// else if b is inside the clip window (a->b enters the screen)\r\n \t\t\t} else if (!(b._code & edge)) {\r\n \t\t\t\tp = _getEdgeIntersection(b, a, edge, bounds, round);\r\n \t\t\t\tp._code = _getBitCode(p, bounds);\r\n \t\t\t\tclippedPoints.push(p);\r\n \t\t\t}\r\n \t\t}\r\n \t\tpoints = clippedPoints;\r\n \t}\r\n\r\n \treturn points;\r\n }\n\n var PolyUtil = ({\n clipPolygon: clipPolygon\n });\n\n /*\r\n * @namespace Projection\r\n * @section\r\n * Leaflet comes with a set of already defined Projections out of the box:\r\n *\r\n * @projection L.Projection.LonLat\r\n *\r\n * Equirectangular, or Plate Carree projection — the most simple projection,\r\n * mostly used by GIS enthusiasts. Directly maps `x` as longitude, and `y` as\r\n * latitude. Also suitable for flat worlds, e.g. game maps. Used by the\r\n * `EPSG:4326` and `Simple` CRS.\r\n */\r\n\r\n var LonLat = {\r\n \tproject: function (latlng) {\r\n \t\treturn new Point(latlng.lng, latlng.lat);\r\n \t},\r\n\r\n \tunproject: function (point) {\r\n \t\treturn new LatLng(point.y, point.x);\r\n \t},\r\n\r\n \tbounds: new Bounds([-180, -90], [180, 90])\r\n };\n\n /*\r\n * @namespace Projection\r\n * @projection L.Projection.Mercator\r\n *\r\n * Elliptical Mercator projection — more complex than Spherical Mercator. Assumes that Earth is an ellipsoid. Used by the EPSG:3395 CRS.\r\n */\r\n\r\n var Mercator = {\r\n \tR: 6378137,\r\n \tR_MINOR: 6356752.314245179,\r\n\r\n \tbounds: new Bounds([-20037508.34279, -15496570.73972], [20037508.34279, 18764656.23138]),\r\n\r\n \tproject: function (latlng) {\r\n \t\tvar d = Math.PI / 180,\r\n \t\t r = this.R,\r\n \t\t y = latlng.lat * d,\r\n \t\t tmp = this.R_MINOR / r,\r\n \t\t e = Math.sqrt(1 - tmp * tmp),\r\n \t\t con = e * Math.sin(y);\r\n\r\n \t\tvar ts = Math.tan(Math.PI / 4 - y / 2) / Math.pow((1 - con) / (1 + con), e / 2);\r\n \t\ty = -r * Math.log(Math.max(ts, 1E-10));\r\n\r\n \t\treturn new Point(latlng.lng * d * r, y);\r\n \t},\r\n\r\n \tunproject: function (point) {\r\n \t\tvar d = 180 / Math.PI,\r\n \t\t r = this.R,\r\n \t\t tmp = this.R_MINOR / r,\r\n \t\t e = Math.sqrt(1 - tmp * tmp),\r\n \t\t ts = Math.exp(-point.y / r),\r\n \t\t phi = Math.PI / 2 - 2 * Math.atan(ts);\r\n\r\n \t\tfor (var i = 0, dphi = 0.1, con; i < 15 && Math.abs(dphi) > 1e-7; i++) {\r\n \t\t\tcon = e * Math.sin(phi);\r\n \t\t\tcon = Math.pow((1 - con) / (1 + con), e / 2);\r\n \t\t\tdphi = Math.PI / 2 - 2 * Math.atan(ts * con) - phi;\r\n \t\t\tphi += dphi;\r\n \t\t}\r\n\r\n \t\treturn new LatLng(phi * d, point.x * d / r);\r\n \t}\r\n };\n\n /*\n * @class Projection\n\n * An object with methods for projecting geographical coordinates of the world onto\n * a flat surface (and back). See [Map projection](http://en.wikipedia.org/wiki/Map_projection).\n\n * @property bounds: Bounds\n * The bounds (specified in CRS units) where the projection is valid\n\n * @method project(latlng: LatLng): Point\n * Projects geographical coordinates into a 2D point.\n * Only accepts actual `L.LatLng` instances, not arrays.\n\n * @method unproject(point: Point): LatLng\n * The inverse of `project`. Projects a 2D point into a geographical location.\n * Only accepts actual `L.Point` instances, not arrays.\n\n * Note that the projection instances do not inherit from Leaflet's `Class` object,\n * and can't be instantiated. Also, new classes can't inherit from them,\n * and methods can't be added to them with the `include` function.\n\n */\n\n var index = ({\n LonLat: LonLat,\n Mercator: Mercator,\n SphericalMercator: SphericalMercator\n });\n\n /*\r\n * @namespace CRS\r\n * @crs L.CRS.EPSG3395\r\n *\r\n * Rarely used by some commercial tile providers. Uses Elliptical Mercator projection.\r\n */\r\n var EPSG3395 = extend({}, Earth, {\r\n \tcode: 'EPSG:3395',\r\n \tprojection: Mercator,\r\n\r\n \ttransformation: (function () {\r\n \t\tvar scale = 0.5 / (Math.PI * Mercator.R);\r\n \t\treturn toTransformation(scale, 0.5, -scale, 0.5);\r\n \t}())\r\n });\n\n /*\r\n * @namespace CRS\r\n * @crs L.CRS.EPSG4326\r\n *\r\n * A common CRS among GIS enthusiasts. Uses simple Equirectangular projection.\r\n *\r\n * Leaflet 1.0.x complies with the [TMS coordinate scheme for EPSG:4326](https://wiki.osgeo.org/wiki/Tile_Map_Service_Specification#global-geodetic),\r\n * which is a breaking change from 0.7.x behaviour. If you are using a `TileLayer`\r\n * with this CRS, ensure that there are two 256x256 pixel tiles covering the\r\n * whole earth at zoom level zero, and that the tile coordinate origin is (-180,+90),\r\n * or (-180,-90) for `TileLayer`s with [the `tms` option](#tilelayer-tms) set.\r\n */\r\n\r\n var EPSG4326 = extend({}, Earth, {\r\n \tcode: 'EPSG:4326',\r\n \tprojection: LonLat,\r\n \ttransformation: toTransformation(1 / 180, 1, -1 / 180, 0.5)\r\n });\n\n /*\n * @namespace CRS\n * @crs L.CRS.Simple\n *\n * A simple CRS that maps longitude and latitude into `x` and `y` directly.\n * May be used for maps of flat surfaces (e.g. game maps). Note that the `y`\n * axis should still be inverted (going from bottom to top). `distance()` returns\n * simple euclidean distance.\n */\n\n var Simple = extend({}, CRS, {\n \tprojection: LonLat,\n \ttransformation: toTransformation(1, 0, -1, 0),\n\n \tscale: function (zoom) {\n \t\treturn Math.pow(2, zoom);\n \t},\n\n \tzoom: function (scale) {\n \t\treturn Math.log(scale) / Math.LN2;\n \t},\n\n \tdistance: function (latlng1, latlng2) {\n \t\tvar dx = latlng2.lng - latlng1.lng,\n \t\t dy = latlng2.lat - latlng1.lat;\n\n \t\treturn Math.sqrt(dx * dx + dy * dy);\n \t},\n\n \tinfinite: true\n });\n\n CRS.Earth = Earth;\n CRS.EPSG3395 = EPSG3395;\n CRS.EPSG3857 = EPSG3857;\n CRS.EPSG900913 = EPSG900913;\n CRS.EPSG4326 = EPSG4326;\n CRS.Simple = Simple;\n\n /*\n * @class Layer\n * @inherits Evented\n * @aka L.Layer\n * @aka ILayer\n *\n * A set of methods from the Layer base class that all Leaflet layers use.\n * Inherits all methods, options and events from `L.Evented`.\n *\n * @example\n *\n * ```js\n * var layer = L.marker(latlng).addTo(map);\n * layer.addTo(map);\n * layer.remove();\n * ```\n *\n * @event add: Event\n * Fired after the layer is added to a map\n *\n * @event remove: Event\n * Fired after the layer is removed from a map\n */\n\n\n var Layer = Evented.extend({\n\n \t// Classes extending `L.Layer` will inherit the following options:\n \toptions: {\n \t\t// @option pane: String = 'overlayPane'\n \t\t// By default the layer will be added to the map's [overlay pane](#map-overlaypane). Overriding this option will cause the layer to be placed on another pane by default.\n \t\tpane: 'overlayPane',\n\n \t\t// @option attribution: String = null\n \t\t// String to be shown in the attribution control, e.g. \"© OpenStreetMap contributors\". It describes the layer data and is often a legal obligation towards copyright holders and tile providers.\n \t\tattribution: null,\n\n \t\tbubblingMouseEvents: true\n \t},\n\n \t/* @section\n \t * Classes extending `L.Layer` will inherit the following methods:\n \t *\n \t * @method addTo(map: Map|LayerGroup): this\n \t * Adds the layer to the given map or layer group.\n \t */\n \taddTo: function (map) {\n \t\tmap.addLayer(this);\n \t\treturn this;\n \t},\n\n \t// @method remove: this\n \t// Removes the layer from the map it is currently active on.\n \tremove: function () {\n \t\treturn this.removeFrom(this._map || this._mapToAdd);\n \t},\n\n \t// @method removeFrom(map: Map): this\n \t// Removes the layer from the given map\n \t//\n \t// @alternative\n \t// @method removeFrom(group: LayerGroup): this\n \t// Removes the layer from the given `LayerGroup`\n \tremoveFrom: function (obj) {\n \t\tif (obj) {\n \t\t\tobj.removeLayer(this);\n \t\t}\n \t\treturn this;\n \t},\n\n \t// @method getPane(name? : String): HTMLElement\n \t// Returns the `HTMLElement` representing the named pane on the map. If `name` is omitted, returns the pane for this layer.\n \tgetPane: function (name) {\n \t\treturn this._map.getPane(name ? (this.options[name] || name) : this.options.pane);\n \t},\n\n \taddInteractiveTarget: function (targetEl) {\n \t\tthis._map._targets[stamp(targetEl)] = this;\n \t\treturn this;\n \t},\n\n \tremoveInteractiveTarget: function (targetEl) {\n \t\tdelete this._map._targets[stamp(targetEl)];\n \t\treturn this;\n \t},\n\n \t// @method getAttribution: String\n \t// Used by the `attribution control`, returns the [attribution option](#gridlayer-attribution).\n \tgetAttribution: function () {\n \t\treturn this.options.attribution;\n \t},\n\n \t_layerAdd: function (e) {\n \t\tvar map = e.target;\n\n \t\t// check in case layer gets added and then removed before the map is ready\n \t\tif (!map.hasLayer(this)) { return; }\n\n \t\tthis._map = map;\n \t\tthis._zoomAnimated = map._zoomAnimated;\n\n \t\tif (this.getEvents) {\n \t\t\tvar events = this.getEvents();\n \t\t\tmap.on(events, this);\n \t\t\tthis.once('remove', function () {\n \t\t\t\tmap.off(events, this);\n \t\t\t}, this);\n \t\t}\n\n \t\tthis.onAdd(map);\n\n \t\tif (this.getAttribution && map.attributionControl) {\n \t\t\tmap.attributionControl.addAttribution(this.getAttribution());\n \t\t}\n\n \t\tthis.fire('add');\n \t\tmap.fire('layeradd', {layer: this});\n \t}\n });\n\n /* @section Extension methods\n * @uninheritable\n *\n * Every layer should extend from `L.Layer` and (re-)implement the following methods.\n *\n * @method onAdd(map: Map): this\n * Should contain code that creates DOM elements for the layer, adds them to `map panes` where they should belong and puts listeners on relevant map events. Called on [`map.addLayer(layer)`](#map-addlayer).\n *\n * @method onRemove(map: Map): this\n * Should contain all clean up code that removes the layer's elements from the DOM and removes listeners previously added in [`onAdd`](#layer-onadd). Called on [`map.removeLayer(layer)`](#map-removelayer).\n *\n * @method getEvents(): Object\n * This optional method should return an object like `{ viewreset: this._reset }` for [`addEventListener`](#evented-addeventlistener). The event handlers in this object will be automatically added and removed from the map with your layer.\n *\n * @method getAttribution(): String\n * This optional method should return a string containing HTML to be shown on the `Attribution control` whenever the layer is visible.\n *\n * @method beforeAdd(map: Map): this\n * Optional method. Called on [`map.addLayer(layer)`](#map-addlayer), before the layer is added to the map, before events are initialized, without waiting until the map is in a usable state. Use for early initialization only.\n */\n\n\n /* @namespace Map\n * @section Layer events\n *\n * @event layeradd: LayerEvent\n * Fired when a new layer is added to the map.\n *\n * @event layerremove: LayerEvent\n * Fired when some layer is removed from the map\n *\n * @section Methods for Layers and Controls\n */\n Map.include({\n \t// @method addLayer(layer: Layer): this\n \t// Adds the given layer to the map\n \taddLayer: function (layer) {\n \t\tif (!layer._layerAdd) {\n \t\t\tthrow new Error('The provided object is not a Layer.');\n \t\t}\n\n \t\tvar id = stamp(layer);\n \t\tif (this._layers[id]) { return this; }\n \t\tthis._layers[id] = layer;\n\n \t\tlayer._mapToAdd = this;\n\n \t\tif (layer.beforeAdd) {\n \t\t\tlayer.beforeAdd(this);\n \t\t}\n\n \t\tthis.whenReady(layer._layerAdd, layer);\n\n \t\treturn this;\n \t},\n\n \t// @method removeLayer(layer: Layer): this\n \t// Removes the given layer from the map.\n \tremoveLayer: function (layer) {\n \t\tvar id = stamp(layer);\n\n \t\tif (!this._layers[id]) { return this; }\n\n \t\tif (this._loaded) {\n \t\t\tlayer.onRemove(this);\n \t\t}\n\n \t\tif (layer.getAttribution && this.attributionControl) {\n \t\t\tthis.attributionControl.removeAttribution(layer.getAttribution());\n \t\t}\n\n \t\tdelete this._layers[id];\n\n \t\tif (this._loaded) {\n \t\t\tthis.fire('layerremove', {layer: layer});\n \t\t\tlayer.fire('remove');\n \t\t}\n\n \t\tlayer._map = layer._mapToAdd = null;\n\n \t\treturn this;\n \t},\n\n \t// @method hasLayer(layer: Layer): Boolean\n \t// Returns `true` if the given layer is currently added to the map\n \thasLayer: function (layer) {\n \t\treturn !!layer && (stamp(layer) in this._layers);\n \t},\n\n \t/* @method eachLayer(fn: Function, context?: Object): this\n \t * Iterates over the layers of the map, optionally specifying context of the iterator function.\n \t * ```\n \t * map.eachLayer(function(layer){\n \t * layer.bindPopup('Hello');\n \t * });\n \t * ```\n \t */\n \teachLayer: function (method, context) {\n \t\tfor (var i in this._layers) {\n \t\t\tmethod.call(context, this._layers[i]);\n \t\t}\n \t\treturn this;\n \t},\n\n \t_addLayers: function (layers) {\n \t\tlayers = layers ? (isArray(layers) ? layers : [layers]) : [];\n\n \t\tfor (var i = 0, len = layers.length; i < len; i++) {\n \t\t\tthis.addLayer(layers[i]);\n \t\t}\n \t},\n\n \t_addZoomLimit: function (layer) {\n \t\tif (isNaN(layer.options.maxZoom) || !isNaN(layer.options.minZoom)) {\n \t\t\tthis._zoomBoundLayers[stamp(layer)] = layer;\n \t\t\tthis._updateZoomLevels();\n \t\t}\n \t},\n\n \t_removeZoomLimit: function (layer) {\n \t\tvar id = stamp(layer);\n\n \t\tif (this._zoomBoundLayers[id]) {\n \t\t\tdelete this._zoomBoundLayers[id];\n \t\t\tthis._updateZoomLevels();\n \t\t}\n \t},\n\n \t_updateZoomLevels: function () {\n \t\tvar minZoom = Infinity,\n \t\t maxZoom = -Infinity,\n \t\t oldZoomSpan = this._getZoomSpan();\n\n \t\tfor (var i in this._zoomBoundLayers) {\n \t\t\tvar options = this._zoomBoundLayers[i].options;\n\n \t\t\tminZoom = options.minZoom === undefined ? minZoom : Math.min(minZoom, options.minZoom);\n \t\t\tmaxZoom = options.maxZoom === undefined ? maxZoom : Math.max(maxZoom, options.maxZoom);\n \t\t}\n\n \t\tthis._layersMaxZoom = maxZoom === -Infinity ? undefined : maxZoom;\n \t\tthis._layersMinZoom = minZoom === Infinity ? undefined : minZoom;\n\n \t\t// @section Map state change events\n \t\t// @event zoomlevelschange: Event\n \t\t// Fired when the number of zoomlevels on the map is changed due\n \t\t// to adding or removing a layer.\n \t\tif (oldZoomSpan !== this._getZoomSpan()) {\n \t\t\tthis.fire('zoomlevelschange');\n \t\t}\n\n \t\tif (this.options.maxZoom === undefined && this._layersMaxZoom && this.getZoom() > this._layersMaxZoom) {\n \t\t\tthis.setZoom(this._layersMaxZoom);\n \t\t}\n \t\tif (this.options.minZoom === undefined && this._layersMinZoom && this.getZoom() < this._layersMinZoom) {\n \t\t\tthis.setZoom(this._layersMinZoom);\n \t\t}\n \t}\n });\n\n /*\r\n * @class LayerGroup\r\n * @aka L.LayerGroup\r\n * @inherits Layer\r\n *\r\n * Used to group several layers and handle them as one. If you add it to the map,\r\n * any layers added or removed from the group will be added/removed on the map as\r\n * well. Extends `Layer`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.layerGroup([marker1, marker2])\r\n * \t.addLayer(polyline)\r\n * \t.addTo(map);\r\n * ```\r\n */\r\n\r\n var LayerGroup = Layer.extend({\r\n\r\n \tinitialize: function (layers, options) {\r\n \t\tsetOptions(this, options);\r\n\r\n \t\tthis._layers = {};\r\n\r\n \t\tvar i, len;\r\n\r\n \t\tif (layers) {\r\n \t\t\tfor (i = 0, len = layers.length; i < len; i++) {\r\n \t\t\t\tthis.addLayer(layers[i]);\r\n \t\t\t}\r\n \t\t}\r\n \t},\r\n\r\n \t// @method addLayer(layer: Layer): this\r\n \t// Adds the given layer to the group.\r\n \taddLayer: function (layer) {\r\n \t\tvar id = this.getLayerId(layer);\r\n\r\n \t\tthis._layers[id] = layer;\r\n\r\n \t\tif (this._map) {\r\n \t\t\tthis._map.addLayer(layer);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method removeLayer(layer: Layer): this\r\n \t// Removes the given layer from the group.\r\n \t// @alternative\r\n \t// @method removeLayer(id: Number): this\r\n \t// Removes the layer with the given internal ID from the group.\r\n \tremoveLayer: function (layer) {\r\n \t\tvar id = layer in this._layers ? layer : this.getLayerId(layer);\r\n\r\n \t\tif (this._map && this._layers[id]) {\r\n \t\t\tthis._map.removeLayer(this._layers[id]);\r\n \t\t}\r\n\r\n \t\tdelete this._layers[id];\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method hasLayer(layer: Layer): Boolean\r\n \t// Returns `true` if the given layer is currently added to the group.\r\n \t// @alternative\r\n \t// @method hasLayer(id: Number): Boolean\r\n \t// Returns `true` if the given internal ID is currently added to the group.\r\n \thasLayer: function (layer) {\r\n \t\tif (!layer) { return false; }\r\n \t\tvar layerId = typeof layer === 'number' ? layer : this.getLayerId(layer);\r\n \t\treturn layerId in this._layers;\r\n \t},\r\n\r\n \t// @method clearLayers(): this\r\n \t// Removes all the layers from the group.\r\n \tclearLayers: function () {\r\n \t\treturn this.eachLayer(this.removeLayer, this);\r\n \t},\r\n\r\n \t// @method invoke(methodName: String, …): this\r\n \t// Calls `methodName` on every layer contained in this group, passing any\r\n \t// additional parameters. Has no effect if the layers contained do not\r\n \t// implement `methodName`.\r\n \tinvoke: function (methodName) {\r\n \t\tvar args = Array.prototype.slice.call(arguments, 1),\r\n \t\t i, layer;\r\n\r\n \t\tfor (i in this._layers) {\r\n \t\t\tlayer = this._layers[i];\r\n\r\n \t\t\tif (layer[methodName]) {\r\n \t\t\t\tlayer[methodName].apply(layer, args);\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \tonAdd: function (map) {\r\n \t\tthis.eachLayer(map.addLayer, map);\r\n \t},\r\n\r\n \tonRemove: function (map) {\r\n \t\tthis.eachLayer(map.removeLayer, map);\r\n \t},\r\n\r\n \t// @method eachLayer(fn: Function, context?: Object): this\r\n \t// Iterates over the layers of the group, optionally specifying context of the iterator function.\r\n \t// ```js\r\n \t// group.eachLayer(function (layer) {\r\n \t// \tlayer.bindPopup('Hello');\r\n \t// });\r\n \t// ```\r\n \teachLayer: function (method, context) {\r\n \t\tfor (var i in this._layers) {\r\n \t\t\tmethod.call(context, this._layers[i]);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method getLayer(id: Number): Layer\r\n \t// Returns the layer with the given internal ID.\r\n \tgetLayer: function (id) {\r\n \t\treturn this._layers[id];\r\n \t},\r\n\r\n \t// @method getLayers(): Layer[]\r\n \t// Returns an array of all the layers added to the group.\r\n \tgetLayers: function () {\r\n \t\tvar layers = [];\r\n \t\tthis.eachLayer(layers.push, layers);\r\n \t\treturn layers;\r\n \t},\r\n\r\n \t// @method setZIndex(zIndex: Number): this\r\n \t// Calls `setZIndex` on every layer contained in this group, passing the z-index.\r\n \tsetZIndex: function (zIndex) {\r\n \t\treturn this.invoke('setZIndex', zIndex);\r\n \t},\r\n\r\n \t// @method getLayerId(layer: Layer): Number\r\n \t// Returns the internal ID for a layer\r\n \tgetLayerId: function (layer) {\r\n \t\treturn stamp(layer);\r\n \t}\r\n });\r\n\r\n\r\n // @factory L.layerGroup(layers?: Layer[], options?: Object)\r\n // Create a layer group, optionally given an initial set of layers and an `options` object.\r\n var layerGroup = function (layers, options) {\r\n \treturn new LayerGroup(layers, options);\r\n };\n\n /*\r\n * @class FeatureGroup\r\n * @aka L.FeatureGroup\r\n * @inherits LayerGroup\r\n *\r\n * Extended `LayerGroup` that makes it easier to do the same thing to all its member layers:\r\n * * [`bindPopup`](#layer-bindpopup) binds a popup to all of the layers at once (likewise with [`bindTooltip`](#layer-bindtooltip))\r\n * * Events are propagated to the `FeatureGroup`, so if the group has an event\r\n * handler, it will handle events from any of the layers. This includes mouse events\r\n * and custom events.\r\n * * Has `layeradd` and `layerremove` events\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.featureGroup([marker1, marker2, polyline])\r\n * \t.bindPopup('Hello world!')\r\n * \t.on('click', function() { alert('Clicked on a member of the group!'); })\r\n * \t.addTo(map);\r\n * ```\r\n */\r\n\r\n var FeatureGroup = LayerGroup.extend({\r\n\r\n \taddLayer: function (layer) {\r\n \t\tif (this.hasLayer(layer)) {\r\n \t\t\treturn this;\r\n \t\t}\r\n\r\n \t\tlayer.addEventParent(this);\r\n\r\n \t\tLayerGroup.prototype.addLayer.call(this, layer);\r\n\r\n \t\t// @event layeradd: LayerEvent\r\n \t\t// Fired when a layer is added to this `FeatureGroup`\r\n \t\treturn this.fire('layeradd', {layer: layer});\r\n \t},\r\n\r\n \tremoveLayer: function (layer) {\r\n \t\tif (!this.hasLayer(layer)) {\r\n \t\t\treturn this;\r\n \t\t}\r\n \t\tif (layer in this._layers) {\r\n \t\t\tlayer = this._layers[layer];\r\n \t\t}\r\n\r\n \t\tlayer.removeEventParent(this);\r\n\r\n \t\tLayerGroup.prototype.removeLayer.call(this, layer);\r\n\r\n \t\t// @event layerremove: LayerEvent\r\n \t\t// Fired when a layer is removed from this `FeatureGroup`\r\n \t\treturn this.fire('layerremove', {layer: layer});\r\n \t},\r\n\r\n \t// @method setStyle(style: Path options): this\r\n \t// Sets the given path options to each layer of the group that has a `setStyle` method.\r\n \tsetStyle: function (style) {\r\n \t\treturn this.invoke('setStyle', style);\r\n \t},\r\n\r\n \t// @method bringToFront(): this\r\n \t// Brings the layer group to the top of all other layers\r\n \tbringToFront: function () {\r\n \t\treturn this.invoke('bringToFront');\r\n \t},\r\n\r\n \t// @method bringToBack(): this\r\n \t// Brings the layer group to the back of all other layers\r\n \tbringToBack: function () {\r\n \t\treturn this.invoke('bringToBack');\r\n \t},\r\n\r\n \t// @method getBounds(): LatLngBounds\r\n \t// Returns the LatLngBounds of the Feature Group (created from bounds and coordinates of its children).\r\n \tgetBounds: function () {\r\n \t\tvar bounds = new LatLngBounds();\r\n\r\n \t\tfor (var id in this._layers) {\r\n \t\t\tvar layer = this._layers[id];\r\n \t\t\tbounds.extend(layer.getBounds ? layer.getBounds() : layer.getLatLng());\r\n \t\t}\r\n \t\treturn bounds;\r\n \t}\r\n });\r\n\r\n // @factory L.featureGroup(layers?: Layer[], options?: Object)\r\n // Create a feature group, optionally given an initial set of layers and an `options` object.\r\n var featureGroup = function (layers, options) {\r\n \treturn new FeatureGroup(layers, options);\r\n };\n\n /*\r\n * @class Icon\r\n * @aka L.Icon\r\n *\r\n * Represents an icon to provide when creating a marker.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var myIcon = L.icon({\r\n * iconUrl: 'my-icon.png',\r\n * iconRetinaUrl: 'my-icon@2x.png',\r\n * iconSize: [38, 95],\r\n * iconAnchor: [22, 94],\r\n * popupAnchor: [-3, -76],\r\n * shadowUrl: 'my-icon-shadow.png',\r\n * shadowRetinaUrl: 'my-icon-shadow@2x.png',\r\n * shadowSize: [68, 95],\r\n * shadowAnchor: [22, 94]\r\n * });\r\n *\r\n * L.marker([50.505, 30.57], {icon: myIcon}).addTo(map);\r\n * ```\r\n *\r\n * `L.Icon.Default` extends `L.Icon` and is the blue icon Leaflet uses for markers by default.\r\n *\r\n */\r\n\r\n var Icon = Class.extend({\r\n\r\n \t/* @section\r\n \t * @aka Icon options\r\n \t *\r\n \t * @option iconUrl: String = null\r\n \t * **(required)** The URL to the icon image (absolute or relative to your script path).\r\n \t *\r\n \t * @option iconRetinaUrl: String = null\r\n \t * The URL to a retina sized version of the icon image (absolute or relative to your\r\n \t * script path). Used for Retina screen devices.\r\n \t *\r\n \t * @option iconSize: Point = null\r\n \t * Size of the icon image in pixels.\r\n \t *\r\n \t * @option iconAnchor: Point = null\r\n \t * The coordinates of the \"tip\" of the icon (relative to its top left corner). The icon\r\n \t * will be aligned so that this point is at the marker's geographical location. Centered\r\n \t * by default if size is specified, also can be set in CSS with negative margins.\r\n \t *\r\n \t * @option popupAnchor: Point = [0, 0]\r\n \t * The coordinates of the point from which popups will \"open\", relative to the icon anchor.\r\n \t *\r\n \t * @option tooltipAnchor: Point = [0, 0]\r\n \t * The coordinates of the point from which tooltips will \"open\", relative to the icon anchor.\r\n \t *\r\n \t * @option shadowUrl: String = null\r\n \t * The URL to the icon shadow image. If not specified, no shadow image will be created.\r\n \t *\r\n \t * @option shadowRetinaUrl: String = null\r\n \t *\r\n \t * @option shadowSize: Point = null\r\n \t * Size of the shadow image in pixels.\r\n \t *\r\n \t * @option shadowAnchor: Point = null\r\n \t * The coordinates of the \"tip\" of the shadow (relative to its top left corner) (the same\r\n \t * as iconAnchor if not specified).\r\n \t *\r\n \t * @option className: String = ''\r\n \t * A custom class name to assign to both icon and shadow images. Empty by default.\r\n \t */\r\n\r\n \toptions: {\r\n \t\tpopupAnchor: [0, 0],\r\n \t\ttooltipAnchor: [0, 0]\r\n \t},\r\n\r\n \tinitialize: function (options) {\r\n \t\tsetOptions(this, options);\r\n \t},\r\n\r\n \t// @method createIcon(oldIcon?: HTMLElement): HTMLElement\r\n \t// Called internally when the icon has to be shown, returns a `` HTML element\r\n \t// styled according to the options.\r\n \tcreateIcon: function (oldIcon) {\r\n \t\treturn this._createIcon('icon', oldIcon);\r\n \t},\r\n\r\n \t// @method createShadow(oldIcon?: HTMLElement): HTMLElement\r\n \t// As `createIcon`, but for the shadow beneath it.\r\n \tcreateShadow: function (oldIcon) {\r\n \t\treturn this._createIcon('shadow', oldIcon);\r\n \t},\r\n\r\n \t_createIcon: function (name, oldIcon) {\r\n \t\tvar src = this._getIconUrl(name);\r\n\r\n \t\tif (!src) {\r\n \t\t\tif (name === 'icon') {\r\n \t\t\t\tthrow new Error('iconUrl not set in Icon options (see the docs).');\r\n \t\t\t}\r\n \t\t\treturn null;\r\n \t\t}\r\n\r\n \t\tvar img = this._createImg(src, oldIcon && oldIcon.tagName === 'IMG' ? oldIcon : null);\r\n \t\tthis._setIconStyles(img, name);\r\n\r\n \t\treturn img;\r\n \t},\r\n\r\n \t_setIconStyles: function (img, name) {\r\n \t\tvar options = this.options;\r\n \t\tvar sizeOption = options[name + 'Size'];\r\n\r\n \t\tif (typeof sizeOption === 'number') {\r\n \t\t\tsizeOption = [sizeOption, sizeOption];\r\n \t\t}\r\n\r\n \t\tvar size = toPoint(sizeOption),\r\n \t\t anchor = toPoint(name === 'shadow' && options.shadowAnchor || options.iconAnchor ||\r\n \t\t size && size.divideBy(2, true));\r\n\r\n \t\timg.className = 'leaflet-marker-' + name + ' ' + (options.className || '');\r\n\r\n \t\tif (anchor) {\r\n \t\t\timg.style.marginLeft = (-anchor.x) + 'px';\r\n \t\t\timg.style.marginTop = (-anchor.y) + 'px';\r\n \t\t}\r\n\r\n \t\tif (size) {\r\n \t\t\timg.style.width = size.x + 'px';\r\n \t\t\timg.style.height = size.y + 'px';\r\n \t\t}\r\n \t},\r\n\r\n \t_createImg: function (src, el) {\r\n \t\tel = el || document.createElement('img');\r\n \t\tel.src = src;\r\n \t\treturn el;\r\n \t},\r\n\r\n \t_getIconUrl: function (name) {\r\n \t\treturn retina && this.options[name + 'RetinaUrl'] || this.options[name + 'Url'];\r\n \t}\r\n });\r\n\r\n\r\n // @factory L.icon(options: Icon options)\r\n // Creates an icon instance with the given options.\r\n function icon(options) {\r\n \treturn new Icon(options);\r\n }\n\n /*\n * @miniclass Icon.Default (Icon)\n * @aka L.Icon.Default\n * @section\n *\n * A trivial subclass of `Icon`, represents the icon to use in `Marker`s when\n * no icon is specified. Points to the blue marker image distributed with Leaflet\n * releases.\n *\n * In order to customize the default icon, just change the properties of `L.Icon.Default.prototype.options`\n * (which is a set of `Icon options`).\n *\n * If you want to _completely_ replace the default icon, override the\n * `L.Marker.prototype.options.icon` with your own icon instead.\n */\n\n var IconDefault = Icon.extend({\n\n \toptions: {\n \t\ticonUrl: 'marker-icon.png',\n \t\ticonRetinaUrl: 'marker-icon-2x.png',\n \t\tshadowUrl: 'marker-shadow.png',\n \t\ticonSize: [25, 41],\n \t\ticonAnchor: [12, 41],\n \t\tpopupAnchor: [1, -34],\n \t\ttooltipAnchor: [16, -28],\n \t\tshadowSize: [41, 41]\n \t},\n\n \t_getIconUrl: function (name) {\n \t\tif (!IconDefault.imagePath) {\t// Deprecated, backwards-compatibility only\n \t\t\tIconDefault.imagePath = this._detectIconPath();\n \t\t}\n\n \t\t// @option imagePath: String\n \t\t// `Icon.Default` will try to auto-detect the location of the\n \t\t// blue icon images. If you are placing these images in a non-standard\n \t\t// way, set this option to point to the right path.\n \t\treturn (this.options.imagePath || IconDefault.imagePath) + Icon.prototype._getIconUrl.call(this, name);\n \t},\n\n \t_detectIconPath: function () {\n \t\tvar el = create$1('div', 'leaflet-default-icon-path', document.body);\n \t\tvar path = getStyle(el, 'background-image') ||\n \t\t getStyle(el, 'backgroundImage');\t// IE8\n\n \t\tdocument.body.removeChild(el);\n\n \t\tif (path === null || path.indexOf('url') !== 0) {\n \t\t\tpath = '';\n \t\t} else {\n \t\t\tpath = path.replace(/^url\\([\"']?/, '').replace(/marker-icon\\.png[\"']?\\)$/, '');\n \t\t}\n\n \t\treturn path;\n \t}\n });\n\n /*\n * L.Handler.MarkerDrag is used internally by L.Marker to make the markers draggable.\n */\n\n\n /* @namespace Marker\n * @section Interaction handlers\n *\n * Interaction handlers are properties of a marker instance that allow you to control interaction behavior in runtime, enabling or disabling certain features such as dragging (see `Handler` methods). Example:\n *\n * ```js\n * marker.dragging.disable();\n * ```\n *\n * @property dragging: Handler\n * Marker dragging handler (by both mouse and touch). Only valid when the marker is on the map (Otherwise set [`marker.options.draggable`](#marker-draggable)).\n */\n\n var MarkerDrag = Handler.extend({\n \tinitialize: function (marker) {\n \t\tthis._marker = marker;\n \t},\n\n \taddHooks: function () {\n \t\tvar icon = this._marker._icon;\n\n \t\tif (!this._draggable) {\n \t\t\tthis._draggable = new Draggable(icon, icon, true);\n \t\t}\n\n \t\tthis._draggable.on({\n \t\t\tdragstart: this._onDragStart,\n \t\t\tpredrag: this._onPreDrag,\n \t\t\tdrag: this._onDrag,\n \t\t\tdragend: this._onDragEnd\n \t\t}, this).enable();\n\n \t\taddClass(icon, 'leaflet-marker-draggable');\n \t},\n\n \tremoveHooks: function () {\n \t\tthis._draggable.off({\n \t\t\tdragstart: this._onDragStart,\n \t\t\tpredrag: this._onPreDrag,\n \t\t\tdrag: this._onDrag,\n \t\t\tdragend: this._onDragEnd\n \t\t}, this).disable();\n\n \t\tif (this._marker._icon) {\n \t\t\tremoveClass(this._marker._icon, 'leaflet-marker-draggable');\n \t\t}\n \t},\n\n \tmoved: function () {\n \t\treturn this._draggable && this._draggable._moved;\n \t},\n\n \t_adjustPan: function (e) {\n \t\tvar marker = this._marker,\n \t\t map = marker._map,\n \t\t speed = this._marker.options.autoPanSpeed,\n \t\t padding = this._marker.options.autoPanPadding,\n \t\t iconPos = getPosition(marker._icon),\n \t\t bounds = map.getPixelBounds(),\n \t\t origin = map.getPixelOrigin();\n\n \t\tvar panBounds = toBounds(\n \t\t\tbounds.min._subtract(origin).add(padding),\n \t\t\tbounds.max._subtract(origin).subtract(padding)\n \t\t);\n\n \t\tif (!panBounds.contains(iconPos)) {\n \t\t\t// Compute incremental movement\n \t\t\tvar movement = toPoint(\n \t\t\t\t(Math.max(panBounds.max.x, iconPos.x) - panBounds.max.x) / (bounds.max.x - panBounds.max.x) -\n \t\t\t\t(Math.min(panBounds.min.x, iconPos.x) - panBounds.min.x) / (bounds.min.x - panBounds.min.x),\n\n \t\t\t\t(Math.max(panBounds.max.y, iconPos.y) - panBounds.max.y) / (bounds.max.y - panBounds.max.y) -\n \t\t\t\t(Math.min(panBounds.min.y, iconPos.y) - panBounds.min.y) / (bounds.min.y - panBounds.min.y)\n \t\t\t).multiplyBy(speed);\n\n \t\t\tmap.panBy(movement, {animate: false});\n\n \t\t\tthis._draggable._newPos._add(movement);\n \t\t\tthis._draggable._startPos._add(movement);\n\n \t\t\tsetPosition(marker._icon, this._draggable._newPos);\n \t\t\tthis._onDrag(e);\n\n \t\t\tthis._panRequest = requestAnimFrame(this._adjustPan.bind(this, e));\n \t\t}\n \t},\n\n \t_onDragStart: function () {\n \t\t// @section Dragging events\n \t\t// @event dragstart: Event\n \t\t// Fired when the user starts dragging the marker.\n\n \t\t// @event movestart: Event\n \t\t// Fired when the marker starts moving (because of dragging).\n\n \t\tthis._oldLatLng = this._marker.getLatLng();\n\n \t\t// When using ES6 imports it could not be set when `Popup` was not imported as well\n \t\tthis._marker.closePopup && this._marker.closePopup();\n\n \t\tthis._marker\n \t\t\t.fire('movestart')\n \t\t\t.fire('dragstart');\n \t},\n\n \t_onPreDrag: function (e) {\n \t\tif (this._marker.options.autoPan) {\n \t\t\tcancelAnimFrame(this._panRequest);\n \t\t\tthis._panRequest = requestAnimFrame(this._adjustPan.bind(this, e));\n \t\t}\n \t},\n\n \t_onDrag: function (e) {\n \t\tvar marker = this._marker,\n \t\t shadow = marker._shadow,\n \t\t iconPos = getPosition(marker._icon),\n \t\t latlng = marker._map.layerPointToLatLng(iconPos);\n\n \t\t// update shadow position\n \t\tif (shadow) {\n \t\t\tsetPosition(shadow, iconPos);\n \t\t}\n\n \t\tmarker._latlng = latlng;\n \t\te.latlng = latlng;\n \t\te.oldLatLng = this._oldLatLng;\n\n \t\t// @event drag: Event\n \t\t// Fired repeatedly while the user drags the marker.\n \t\tmarker\n \t\t .fire('move', e)\n \t\t .fire('drag', e);\n \t},\n\n \t_onDragEnd: function (e) {\n \t\t// @event dragend: DragEndEvent\n \t\t// Fired when the user stops dragging the marker.\n\n \t\t cancelAnimFrame(this._panRequest);\n\n \t\t// @event moveend: Event\n \t\t// Fired when the marker stops moving (because of dragging).\n \t\tdelete this._oldLatLng;\n \t\tthis._marker\n \t\t .fire('moveend')\n \t\t .fire('dragend', e);\n \t}\n });\n\n /*\r\n * @class Marker\r\n * @inherits Interactive layer\r\n * @aka L.Marker\r\n * L.Marker is used to display clickable/draggable icons on the map. Extends `Layer`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.marker([50.5, 30.5]).addTo(map);\r\n * ```\r\n */\r\n\r\n var Marker = Layer.extend({\r\n\r\n \t// @section\r\n \t// @aka Marker options\r\n \toptions: {\r\n \t\t// @option icon: Icon = *\r\n \t\t// Icon instance to use for rendering the marker.\r\n \t\t// See [Icon documentation](#L.Icon) for details on how to customize the marker icon.\r\n \t\t// If not specified, a common instance of `L.Icon.Default` is used.\r\n \t\ticon: new IconDefault(),\r\n\r\n \t\t// Option inherited from \"Interactive layer\" abstract class\r\n \t\tinteractive: true,\r\n\r\n \t\t// @option keyboard: Boolean = true\r\n \t\t// Whether the marker can be tabbed to with a keyboard and clicked by pressing enter.\r\n \t\tkeyboard: true,\r\n\r\n \t\t// @option title: String = ''\r\n \t\t// Text for the browser tooltip that appear on marker hover (no tooltip by default).\r\n \t\ttitle: '',\r\n\r\n \t\t// @option alt: String = ''\r\n \t\t// Text for the `alt` attribute of the icon image (useful for accessibility).\r\n \t\talt: '',\r\n\r\n \t\t// @option zIndexOffset: Number = 0\r\n \t\t// By default, marker images zIndex is set automatically based on its latitude. Use this option if you want to put the marker on top of all others (or below), specifying a high value like `1000` (or high negative value, respectively).\r\n \t\tzIndexOffset: 0,\r\n\r\n \t\t// @option opacity: Number = 1.0\r\n \t\t// The opacity of the marker.\r\n \t\topacity: 1,\r\n\r\n \t\t// @option riseOnHover: Boolean = false\r\n \t\t// If `true`, the marker will get on top of others when you hover the mouse over it.\r\n \t\triseOnHover: false,\r\n\r\n \t\t// @option riseOffset: Number = 250\r\n \t\t// The z-index offset used for the `riseOnHover` feature.\r\n \t\triseOffset: 250,\r\n\r\n \t\t// @option pane: String = 'markerPane'\r\n \t\t// `Map pane` where the markers icon will be added.\r\n \t\tpane: 'markerPane',\r\n\r\n \t\t// @option shadowPane: String = 'shadowPane'\r\n \t\t// `Map pane` where the markers shadow will be added.\r\n \t\tshadowPane: 'shadowPane',\r\n\r\n \t\t// @option bubblingMouseEvents: Boolean = false\r\n \t\t// When `true`, a mouse event on this marker will trigger the same event on the map\r\n \t\t// (unless [`L.DomEvent.stopPropagation`](#domevent-stoppropagation) is used).\r\n \t\tbubblingMouseEvents: false,\r\n\r\n \t\t// @section Draggable marker options\r\n \t\t// @option draggable: Boolean = false\r\n \t\t// Whether the marker is draggable with mouse/touch or not.\r\n \t\tdraggable: false,\r\n\r\n \t\t// @option autoPan: Boolean = false\r\n \t\t// Whether to pan the map when dragging this marker near its edge or not.\r\n \t\tautoPan: false,\r\n\r\n \t\t// @option autoPanPadding: Point = Point(50, 50)\r\n \t\t// Distance (in pixels to the left/right and to the top/bottom) of the\r\n \t\t// map edge to start panning the map.\r\n \t\tautoPanPadding: [50, 50],\r\n\r\n \t\t// @option autoPanSpeed: Number = 10\r\n \t\t// Number of pixels the map should pan by.\r\n \t\tautoPanSpeed: 10\r\n \t},\r\n\r\n \t/* @section\r\n \t *\r\n \t * In addition to [shared layer methods](#Layer) like `addTo()` and `remove()` and [popup methods](#Popup) like bindPopup() you can also use the following methods:\r\n \t */\r\n\r\n \tinitialize: function (latlng, options) {\r\n \t\tsetOptions(this, options);\r\n \t\tthis._latlng = toLatLng(latlng);\r\n \t},\r\n\r\n \tonAdd: function (map) {\r\n \t\tthis._zoomAnimated = this._zoomAnimated && map.options.markerZoomAnimation;\r\n\r\n \t\tif (this._zoomAnimated) {\r\n \t\t\tmap.on('zoomanim', this._animateZoom, this);\r\n \t\t}\r\n\r\n \t\tthis._initIcon();\r\n \t\tthis.update();\r\n \t},\r\n\r\n \tonRemove: function (map) {\r\n \t\tif (this.dragging && this.dragging.enabled()) {\r\n \t\t\tthis.options.draggable = true;\r\n \t\t\tthis.dragging.removeHooks();\r\n \t\t}\r\n \t\tdelete this.dragging;\r\n\r\n \t\tif (this._zoomAnimated) {\r\n \t\t\tmap.off('zoomanim', this._animateZoom, this);\r\n \t\t}\r\n\r\n \t\tthis._removeIcon();\r\n \t\tthis._removeShadow();\r\n \t},\r\n\r\n \tgetEvents: function () {\r\n \t\treturn {\r\n \t\t\tzoom: this.update,\r\n \t\t\tviewreset: this.update\r\n \t\t};\r\n \t},\r\n\r\n \t// @method getLatLng: LatLng\r\n \t// Returns the current geographical position of the marker.\r\n \tgetLatLng: function () {\r\n \t\treturn this._latlng;\r\n \t},\r\n\r\n \t// @method setLatLng(latlng: LatLng): this\r\n \t// Changes the marker position to the given point.\r\n \tsetLatLng: function (latlng) {\r\n \t\tvar oldLatLng = this._latlng;\r\n \t\tthis._latlng = toLatLng(latlng);\r\n \t\tthis.update();\r\n\r\n \t\t// @event move: Event\r\n \t\t// Fired when the marker is moved via [`setLatLng`](#marker-setlatlng) or by [dragging](#marker-dragging). Old and new coordinates are included in event arguments as `oldLatLng`, `latlng`.\r\n \t\treturn this.fire('move', {oldLatLng: oldLatLng, latlng: this._latlng});\r\n \t},\r\n\r\n \t// @method setZIndexOffset(offset: Number): this\r\n \t// Changes the [zIndex offset](#marker-zindexoffset) of the marker.\r\n \tsetZIndexOffset: function (offset) {\r\n \t\tthis.options.zIndexOffset = offset;\r\n \t\treturn this.update();\r\n \t},\r\n\r\n \t// @method getIcon: Icon\r\n \t// Returns the current icon used by the marker\r\n \tgetIcon: function () {\r\n \t\treturn this.options.icon;\r\n \t},\r\n\r\n \t// @method setIcon(icon: Icon): this\r\n \t// Changes the marker icon.\r\n \tsetIcon: function (icon) {\r\n\r\n \t\tthis.options.icon = icon;\r\n\r\n \t\tif (this._map) {\r\n \t\t\tthis._initIcon();\r\n \t\t\tthis.update();\r\n \t\t}\r\n\r\n \t\tif (this._popup) {\r\n \t\t\tthis.bindPopup(this._popup, this._popup.options);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \tgetElement: function () {\r\n \t\treturn this._icon;\r\n \t},\r\n\r\n \tupdate: function () {\r\n\r\n \t\tif (this._icon && this._map) {\r\n \t\t\tvar pos = this._map.latLngToLayerPoint(this._latlng).round();\r\n \t\t\tthis._setPos(pos);\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_initIcon: function () {\r\n \t\tvar options = this.options,\r\n \t\t classToAdd = 'leaflet-zoom-' + (this._zoomAnimated ? 'animated' : 'hide');\r\n\r\n \t\tvar icon = options.icon.createIcon(this._icon),\r\n \t\t addIcon = false;\r\n\r\n \t\t// if we're not reusing the icon, remove the old one and init new one\r\n \t\tif (icon !== this._icon) {\r\n \t\t\tif (this._icon) {\r\n \t\t\t\tthis._removeIcon();\r\n \t\t\t}\r\n \t\t\taddIcon = true;\r\n\r\n \t\t\tif (options.title) {\r\n \t\t\t\ticon.title = options.title;\r\n \t\t\t}\r\n\r\n \t\t\tif (icon.tagName === 'IMG') {\r\n \t\t\t\ticon.alt = options.alt || '';\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\taddClass(icon, classToAdd);\r\n\r\n \t\tif (options.keyboard) {\r\n \t\t\ticon.tabIndex = '0';\r\n \t\t}\r\n\r\n \t\tthis._icon = icon;\r\n\r\n \t\tif (options.riseOnHover) {\r\n \t\t\tthis.on({\r\n \t\t\t\tmouseover: this._bringToFront,\r\n \t\t\t\tmouseout: this._resetZIndex\r\n \t\t\t});\r\n \t\t}\r\n\r\n \t\tvar newShadow = options.icon.createShadow(this._shadow),\r\n \t\t addShadow = false;\r\n\r\n \t\tif (newShadow !== this._shadow) {\r\n \t\t\tthis._removeShadow();\r\n \t\t\taddShadow = true;\r\n \t\t}\r\n\r\n \t\tif (newShadow) {\r\n \t\t\taddClass(newShadow, classToAdd);\r\n \t\t\tnewShadow.alt = '';\r\n \t\t}\r\n \t\tthis._shadow = newShadow;\r\n\r\n\r\n \t\tif (options.opacity < 1) {\r\n \t\t\tthis._updateOpacity();\r\n \t\t}\r\n\r\n\r\n \t\tif (addIcon) {\r\n \t\t\tthis.getPane().appendChild(this._icon);\r\n \t\t}\r\n \t\tthis._initInteraction();\r\n \t\tif (newShadow && addShadow) {\r\n \t\t\tthis.getPane(options.shadowPane).appendChild(this._shadow);\r\n \t\t}\r\n \t},\r\n\r\n \t_removeIcon: function () {\r\n \t\tif (this.options.riseOnHover) {\r\n \t\t\tthis.off({\r\n \t\t\t\tmouseover: this._bringToFront,\r\n \t\t\t\tmouseout: this._resetZIndex\r\n \t\t\t});\r\n \t\t}\r\n\r\n \t\tremove(this._icon);\r\n \t\tthis.removeInteractiveTarget(this._icon);\r\n\r\n \t\tthis._icon = null;\r\n \t},\r\n\r\n \t_removeShadow: function () {\r\n \t\tif (this._shadow) {\r\n \t\t\tremove(this._shadow);\r\n \t\t}\r\n \t\tthis._shadow = null;\r\n \t},\r\n\r\n \t_setPos: function (pos) {\r\n\r\n \t\tif (this._icon) {\r\n \t\t\tsetPosition(this._icon, pos);\r\n \t\t}\r\n\r\n \t\tif (this._shadow) {\r\n \t\t\tsetPosition(this._shadow, pos);\r\n \t\t}\r\n\r\n \t\tthis._zIndex = pos.y + this.options.zIndexOffset;\r\n\r\n \t\tthis._resetZIndex();\r\n \t},\r\n\r\n \t_updateZIndex: function (offset) {\r\n \t\tif (this._icon) {\r\n \t\t\tthis._icon.style.zIndex = this._zIndex + offset;\r\n \t\t}\r\n \t},\r\n\r\n \t_animateZoom: function (opt) {\r\n \t\tvar pos = this._map._latLngToNewLayerPoint(this._latlng, opt.zoom, opt.center).round();\r\n\r\n \t\tthis._setPos(pos);\r\n \t},\r\n\r\n \t_initInteraction: function () {\r\n\r\n \t\tif (!this.options.interactive) { return; }\r\n\r\n \t\taddClass(this._icon, 'leaflet-interactive');\r\n\r\n \t\tthis.addInteractiveTarget(this._icon);\r\n\r\n \t\tif (MarkerDrag) {\r\n \t\t\tvar draggable = this.options.draggable;\r\n \t\t\tif (this.dragging) {\r\n \t\t\t\tdraggable = this.dragging.enabled();\r\n \t\t\t\tthis.dragging.disable();\r\n \t\t\t}\r\n\r\n \t\t\tthis.dragging = new MarkerDrag(this);\r\n\r\n \t\t\tif (draggable) {\r\n \t\t\t\tthis.dragging.enable();\r\n \t\t\t}\r\n \t\t}\r\n \t},\r\n\r\n \t// @method setOpacity(opacity: Number): this\r\n \t// Changes the opacity of the marker.\r\n \tsetOpacity: function (opacity) {\r\n \t\tthis.options.opacity = opacity;\r\n \t\tif (this._map) {\r\n \t\t\tthis._updateOpacity();\r\n \t\t}\r\n\r\n \t\treturn this;\r\n \t},\r\n\r\n \t_updateOpacity: function () {\r\n \t\tvar opacity = this.options.opacity;\r\n\r\n \t\tif (this._icon) {\r\n \t\t\tsetOpacity(this._icon, opacity);\r\n \t\t}\r\n\r\n \t\tif (this._shadow) {\r\n \t\t\tsetOpacity(this._shadow, opacity);\r\n \t\t}\r\n \t},\r\n\r\n \t_bringToFront: function () {\r\n \t\tthis._updateZIndex(this.options.riseOffset);\r\n \t},\r\n\r\n \t_resetZIndex: function () {\r\n \t\tthis._updateZIndex(0);\r\n \t},\r\n\r\n \t_getPopupAnchor: function () {\r\n \t\treturn this.options.icon.options.popupAnchor;\r\n \t},\r\n\r\n \t_getTooltipAnchor: function () {\r\n \t\treturn this.options.icon.options.tooltipAnchor;\r\n \t}\r\n });\r\n\r\n\r\n // factory L.marker(latlng: LatLng, options? : Marker options)\r\n\r\n // @factory L.marker(latlng: LatLng, options? : Marker options)\r\n // Instantiates a Marker object given a geographical point and optionally an options object.\r\n function marker(latlng, options) {\r\n \treturn new Marker(latlng, options);\r\n }\n\n /*\n * @class Path\n * @aka L.Path\n * @inherits Interactive layer\n *\n * An abstract class that contains options and constants shared between vector\n * overlays (Polygon, Polyline, Circle). Do not use it directly. Extends `Layer`.\n */\n\n var Path = Layer.extend({\n\n \t// @section\n \t// @aka Path options\n \toptions: {\n \t\t// @option stroke: Boolean = true\n \t\t// Whether to draw stroke along the path. Set it to `false` to disable borders on polygons or circles.\n \t\tstroke: true,\n\n \t\t// @option color: String = '#3388ff'\n \t\t// Stroke color\n \t\tcolor: '#3388ff',\n\n \t\t// @option weight: Number = 3\n \t\t// Stroke width in pixels\n \t\tweight: 3,\n\n \t\t// @option opacity: Number = 1.0\n \t\t// Stroke opacity\n \t\topacity: 1,\n\n \t\t// @option lineCap: String= 'round'\n \t\t// A string that defines [shape to be used at the end](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-linecap) of the stroke.\n \t\tlineCap: 'round',\n\n \t\t// @option lineJoin: String = 'round'\n \t\t// A string that defines [shape to be used at the corners](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-linejoin) of the stroke.\n \t\tlineJoin: 'round',\n\n \t\t// @option dashArray: String = null\n \t\t// A string that defines the stroke [dash pattern](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-dasharray). Doesn't work on `Canvas`-powered layers in [some old browsers](https://developer.mozilla.org/docs/Web/API/CanvasRenderingContext2D/setLineDash#Browser_compatibility).\n \t\tdashArray: null,\n\n \t\t// @option dashOffset: String = null\n \t\t// A string that defines the [distance into the dash pattern to start the dash](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-dashoffset). Doesn't work on `Canvas`-powered layers in [some old browsers](https://developer.mozilla.org/docs/Web/API/CanvasRenderingContext2D/setLineDash#Browser_compatibility).\n \t\tdashOffset: null,\n\n \t\t// @option fill: Boolean = depends\n \t\t// Whether to fill the path with color. Set it to `false` to disable filling on polygons or circles.\n \t\tfill: false,\n\n \t\t// @option fillColor: String = *\n \t\t// Fill color. Defaults to the value of the [`color`](#path-color) option\n \t\tfillColor: null,\n\n \t\t// @option fillOpacity: Number = 0.2\n \t\t// Fill opacity.\n \t\tfillOpacity: 0.2,\n\n \t\t// @option fillRule: String = 'evenodd'\n \t\t// A string that defines [how the inside of a shape](https://developer.mozilla.org/docs/Web/SVG/Attribute/fill-rule) is determined.\n \t\tfillRule: 'evenodd',\n\n \t\t// className: '',\n\n \t\t// Option inherited from \"Interactive layer\" abstract class\n \t\tinteractive: true,\n\n \t\t// @option bubblingMouseEvents: Boolean = true\n \t\t// When `true`, a mouse event on this path will trigger the same event on the map\n \t\t// (unless [`L.DomEvent.stopPropagation`](#domevent-stoppropagation) is used).\n \t\tbubblingMouseEvents: true\n \t},\n\n \tbeforeAdd: function (map) {\n \t\t// Renderer is set here because we need to call renderer.getEvents\n \t\t// before this.getEvents.\n \t\tthis._renderer = map.getRenderer(this);\n \t},\n\n \tonAdd: function () {\n \t\tthis._renderer._initPath(this);\n \t\tthis._reset();\n \t\tthis._renderer._addPath(this);\n \t},\n\n \tonRemove: function () {\n \t\tthis._renderer._removePath(this);\n \t},\n\n \t// @method redraw(): this\n \t// Redraws the layer. Sometimes useful after you changed the coordinates that the path uses.\n \tredraw: function () {\n \t\tif (this._map) {\n \t\t\tthis._renderer._updatePath(this);\n \t\t}\n \t\treturn this;\n \t},\n\n \t// @method setStyle(style: Path options): this\n \t// Changes the appearance of a Path based on the options in the `Path options` object.\n \tsetStyle: function (style) {\n \t\tsetOptions(this, style);\n \t\tif (this._renderer) {\n \t\t\tthis._renderer._updateStyle(this);\n \t\t\tif (this.options.stroke && style && Object.prototype.hasOwnProperty.call(style, 'weight')) {\n \t\t\t\tthis._updateBounds();\n \t\t\t}\n \t\t}\n \t\treturn this;\n \t},\n\n \t// @method bringToFront(): this\n \t// Brings the layer to the top of all path layers.\n \tbringToFront: function () {\n \t\tif (this._renderer) {\n \t\t\tthis._renderer._bringToFront(this);\n \t\t}\n \t\treturn this;\n \t},\n\n \t// @method bringToBack(): this\n \t// Brings the layer to the bottom of all path layers.\n \tbringToBack: function () {\n \t\tif (this._renderer) {\n \t\t\tthis._renderer._bringToBack(this);\n \t\t}\n \t\treturn this;\n \t},\n\n \tgetElement: function () {\n \t\treturn this._path;\n \t},\n\n \t_reset: function () {\n \t\t// defined in child classes\n \t\tthis._project();\n \t\tthis._update();\n \t},\n\n \t_clickTolerance: function () {\n \t\t// used when doing hit detection for Canvas layers\n \t\treturn (this.options.stroke ? this.options.weight / 2 : 0) + this._renderer.options.tolerance;\n \t}\n });\n\n /*\n * @class CircleMarker\n * @aka L.CircleMarker\n * @inherits Path\n *\n * A circle of a fixed size with radius specified in pixels. Extends `Path`.\n */\n\n var CircleMarker = Path.extend({\n\n \t// @section\n \t// @aka CircleMarker options\n \toptions: {\n \t\tfill: true,\n\n \t\t// @option radius: Number = 10\n \t\t// Radius of the circle marker, in pixels\n \t\tradius: 10\n \t},\n\n \tinitialize: function (latlng, options) {\n \t\tsetOptions(this, options);\n \t\tthis._latlng = toLatLng(latlng);\n \t\tthis._radius = this.options.radius;\n \t},\n\n \t// @method setLatLng(latLng: LatLng): this\n \t// Sets the position of a circle marker to a new location.\n \tsetLatLng: function (latlng) {\n \t\tvar oldLatLng = this._latlng;\n \t\tthis._latlng = toLatLng(latlng);\n \t\tthis.redraw();\n\n \t\t// @event move: Event\n \t\t// Fired when the marker is moved via [`setLatLng`](#circlemarker-setlatlng). Old and new coordinates are included in event arguments as `oldLatLng`, `latlng`.\n \t\treturn this.fire('move', {oldLatLng: oldLatLng, latlng: this._latlng});\n \t},\n\n \t// @method getLatLng(): LatLng\n \t// Returns the current geographical position of the circle marker\n \tgetLatLng: function () {\n \t\treturn this._latlng;\n \t},\n\n \t// @method setRadius(radius: Number): this\n \t// Sets the radius of a circle marker. Units are in pixels.\n \tsetRadius: function (radius) {\n \t\tthis.options.radius = this._radius = radius;\n \t\treturn this.redraw();\n \t},\n\n \t// @method getRadius(): Number\n \t// Returns the current radius of the circle\n \tgetRadius: function () {\n \t\treturn this._radius;\n \t},\n\n \tsetStyle : function (options) {\n \t\tvar radius = options && options.radius || this._radius;\n \t\tPath.prototype.setStyle.call(this, options);\n \t\tthis.setRadius(radius);\n \t\treturn this;\n \t},\n\n \t_project: function () {\n \t\tthis._point = this._map.latLngToLayerPoint(this._latlng);\n \t\tthis._updateBounds();\n \t},\n\n \t_updateBounds: function () {\n \t\tvar r = this._radius,\n \t\t r2 = this._radiusY || r,\n \t\t w = this._clickTolerance(),\n \t\t p = [r + w, r2 + w];\n \t\tthis._pxBounds = new Bounds(this._point.subtract(p), this._point.add(p));\n \t},\n\n \t_update: function () {\n \t\tif (this._map) {\n \t\t\tthis._updatePath();\n \t\t}\n \t},\n\n \t_updatePath: function () {\n \t\tthis._renderer._updateCircle(this);\n \t},\n\n \t_empty: function () {\n \t\treturn this._radius && !this._renderer._bounds.intersects(this._pxBounds);\n \t},\n\n \t// Needed by the `Canvas` renderer for interactivity\n \t_containsPoint: function (p) {\n \t\treturn p.distanceTo(this._point) <= this._radius + this._clickTolerance();\n \t}\n });\n\n\n // @factory L.circleMarker(latlng: LatLng, options?: CircleMarker options)\n // Instantiates a circle marker object given a geographical point, and an optional options object.\n function circleMarker(latlng, options) {\n \treturn new CircleMarker(latlng, options);\n }\n\n /*\n * @class Circle\n * @aka L.Circle\n * @inherits CircleMarker\n *\n * A class for drawing circle overlays on a map. Extends `CircleMarker`.\n *\n * It's an approximation and starts to diverge from a real circle closer to poles (due to projection distortion).\n *\n * @example\n *\n * ```js\n * L.circle([50.5, 30.5], {radius: 200}).addTo(map);\n * ```\n */\n\n var Circle = CircleMarker.extend({\n\n \tinitialize: function (latlng, options, legacyOptions) {\n \t\tif (typeof options === 'number') {\n \t\t\t// Backwards compatibility with 0.7.x factory (latlng, radius, options?)\n \t\t\toptions = extend({}, legacyOptions, {radius: options});\n \t\t}\n \t\tsetOptions(this, options);\n \t\tthis._latlng = toLatLng(latlng);\n\n \t\tif (isNaN(this.options.radius)) { throw new Error('Circle radius cannot be NaN'); }\n\n \t\t// @section\n \t\t// @aka Circle options\n \t\t// @option radius: Number; Radius of the circle, in meters.\n \t\tthis._mRadius = this.options.radius;\n \t},\n\n \t// @method setRadius(radius: Number): this\n \t// Sets the radius of a circle. Units are in meters.\n \tsetRadius: function (radius) {\n \t\tthis._mRadius = radius;\n \t\treturn this.redraw();\n \t},\n\n \t// @method getRadius(): Number\n \t// Returns the current radius of a circle. Units are in meters.\n \tgetRadius: function () {\n \t\treturn this._mRadius;\n \t},\n\n \t// @method getBounds(): LatLngBounds\n \t// Returns the `LatLngBounds` of the path.\n \tgetBounds: function () {\n \t\tvar half = [this._radius, this._radiusY || this._radius];\n\n \t\treturn new LatLngBounds(\n \t\t\tthis._map.layerPointToLatLng(this._point.subtract(half)),\n \t\t\tthis._map.layerPointToLatLng(this._point.add(half)));\n \t},\n\n \tsetStyle: Path.prototype.setStyle,\n\n \t_project: function () {\n\n \t\tvar lng = this._latlng.lng,\n \t\t lat = this._latlng.lat,\n \t\t map = this._map,\n \t\t crs = map.options.crs;\n\n \t\tif (crs.distance === Earth.distance) {\n \t\t\tvar d = Math.PI / 180,\n \t\t\t latR = (this._mRadius / Earth.R) / d,\n \t\t\t top = map.project([lat + latR, lng]),\n \t\t\t bottom = map.project([lat - latR, lng]),\n \t\t\t p = top.add(bottom).divideBy(2),\n \t\t\t lat2 = map.unproject(p).lat,\n \t\t\t lngR = Math.acos((Math.cos(latR * d) - Math.sin(lat * d) * Math.sin(lat2 * d)) /\n \t\t\t (Math.cos(lat * d) * Math.cos(lat2 * d))) / d;\n\n \t\t\tif (isNaN(lngR) || lngR === 0) {\n \t\t\t\tlngR = latR / Math.cos(Math.PI / 180 * lat); // Fallback for edge case, #2425\n \t\t\t}\n\n \t\t\tthis._point = p.subtract(map.getPixelOrigin());\n \t\t\tthis._radius = isNaN(lngR) ? 0 : p.x - map.project([lat2, lng - lngR]).x;\n \t\t\tthis._radiusY = p.y - top.y;\n\n \t\t} else {\n \t\t\tvar latlng2 = crs.unproject(crs.project(this._latlng).subtract([this._mRadius, 0]));\n\n \t\t\tthis._point = map.latLngToLayerPoint(this._latlng);\n \t\t\tthis._radius = this._point.x - map.latLngToLayerPoint(latlng2).x;\n \t\t}\n\n \t\tthis._updateBounds();\n \t}\n });\n\n // @factory L.circle(latlng: LatLng, options?: Circle options)\n // Instantiates a circle object given a geographical point, and an options object\n // which contains the circle radius.\n // @alternative\n // @factory L.circle(latlng: LatLng, radius: Number, options?: Circle options)\n // Obsolete way of instantiating a circle, for compatibility with 0.7.x code.\n // Do not use in new applications or plugins.\n function circle(latlng, options, legacyOptions) {\n \treturn new Circle(latlng, options, legacyOptions);\n }\n\n /*\n * @class Polyline\n * @aka L.Polyline\n * @inherits Path\n *\n * A class for drawing polyline overlays on a map. Extends `Path`.\n *\n * @example\n *\n * ```js\n * // create a red polyline from an array of LatLng points\n * var latlngs = [\n * \t[45.51, -122.68],\n * \t[37.77, -122.43],\n * \t[34.04, -118.2]\n * ];\n *\n * var polyline = L.polyline(latlngs, {color: 'red'}).addTo(map);\n *\n * // zoom the map to the polyline\n * map.fitBounds(polyline.getBounds());\n * ```\n *\n * You can also pass a multi-dimensional array to represent a `MultiPolyline` shape:\n *\n * ```js\n * // create a red polyline from an array of arrays of LatLng points\n * var latlngs = [\n * \t[[45.51, -122.68],\n * \t [37.77, -122.43],\n * \t [34.04, -118.2]],\n * \t[[40.78, -73.91],\n * \t [41.83, -87.62],\n * \t [32.76, -96.72]]\n * ];\n * ```\n */\n\n\n var Polyline = Path.extend({\n\n \t// @section\n \t// @aka Polyline options\n \toptions: {\n \t\t// @option smoothFactor: Number = 1.0\n \t\t// How much to simplify the polyline on each zoom level. More means\n \t\t// better performance and smoother look, and less means more accurate representation.\n \t\tsmoothFactor: 1.0,\n\n \t\t// @option noClip: Boolean = false\n \t\t// Disable polyline clipping.\n \t\tnoClip: false\n \t},\n\n \tinitialize: function (latlngs, options) {\n \t\tsetOptions(this, options);\n \t\tthis._setLatLngs(latlngs);\n \t},\n\n \t// @method getLatLngs(): LatLng[]\n \t// Returns an array of the points in the path, or nested arrays of points in case of multi-polyline.\n \tgetLatLngs: function () {\n \t\treturn this._latlngs;\n \t},\n\n \t// @method setLatLngs(latlngs: LatLng[]): this\n \t// Replaces all the points in the polyline with the given array of geographical points.\n \tsetLatLngs: function (latlngs) {\n \t\tthis._setLatLngs(latlngs);\n \t\treturn this.redraw();\n \t},\n\n \t// @method isEmpty(): Boolean\n \t// Returns `true` if the Polyline has no LatLngs.\n \tisEmpty: function () {\n \t\treturn !this._latlngs.length;\n \t},\n\n \t// @method closestLayerPoint(p: Point): Point\n \t// Returns the point closest to `p` on the Polyline.\n \tclosestLayerPoint: function (p) {\n \t\tvar minDistance = Infinity,\n \t\t minPoint = null,\n \t\t closest = _sqClosestPointOnSegment,\n \t\t p1, p2;\n\n \t\tfor (var j = 0, jLen = this._parts.length; j < jLen; j++) {\n \t\t\tvar points = this._parts[j];\n\n \t\t\tfor (var i = 1, len = points.length; i < len; i++) {\n \t\t\t\tp1 = points[i - 1];\n \t\t\t\tp2 = points[i];\n\n \t\t\t\tvar sqDist = closest(p, p1, p2, true);\n\n \t\t\t\tif (sqDist < minDistance) {\n \t\t\t\t\tminDistance = sqDist;\n \t\t\t\t\tminPoint = closest(p, p1, p2);\n \t\t\t\t}\n \t\t\t}\n \t\t}\n \t\tif (minPoint) {\n \t\t\tminPoint.distance = Math.sqrt(minDistance);\n \t\t}\n \t\treturn minPoint;\n \t},\n\n \t// @method getCenter(): LatLng\n \t// Returns the center ([centroid](http://en.wikipedia.org/wiki/Centroid)) of the polyline.\n \tgetCenter: function () {\n \t\t// throws error when not yet added to map as this center calculation requires projected coordinates\n \t\tif (!this._map) {\n \t\t\tthrow new Error('Must add layer to map before using getCenter()');\n \t\t}\n\n \t\tvar i, halfDist, segDist, dist, p1, p2, ratio,\n \t\t points = this._rings[0],\n \t\t len = points.length;\n\n \t\tif (!len) { return null; }\n\n \t\t// polyline centroid algorithm; only uses the first ring if there are multiple\n\n \t\tfor (i = 0, halfDist = 0; i < len - 1; i++) {\n \t\t\thalfDist += points[i].distanceTo(points[i + 1]) / 2;\n \t\t}\n\n \t\t// The line is so small in the current view that all points are on the same pixel.\n \t\tif (halfDist === 0) {\n \t\t\treturn this._map.layerPointToLatLng(points[0]);\n \t\t}\n\n \t\tfor (i = 0, dist = 0; i < len - 1; i++) {\n \t\t\tp1 = points[i];\n \t\t\tp2 = points[i + 1];\n \t\t\tsegDist = p1.distanceTo(p2);\n \t\t\tdist += segDist;\n\n \t\t\tif (dist > halfDist) {\n \t\t\t\tratio = (dist - halfDist) / segDist;\n \t\t\t\treturn this._map.layerPointToLatLng([\n \t\t\t\t\tp2.x - ratio * (p2.x - p1.x),\n \t\t\t\t\tp2.y - ratio * (p2.y - p1.y)\n \t\t\t\t]);\n \t\t\t}\n \t\t}\n \t},\n\n \t// @method getBounds(): LatLngBounds\n \t// Returns the `LatLngBounds` of the path.\n \tgetBounds: function () {\n \t\treturn this._bounds;\n \t},\n\n \t// @method addLatLng(latlng: LatLng, latlngs?: LatLng[]): this\n \t// Adds a given point to the polyline. By default, adds to the first ring of\n \t// the polyline in case of a multi-polyline, but can be overridden by passing\n \t// a specific ring as a LatLng array (that you can earlier access with [`getLatLngs`](#polyline-getlatlngs)).\n \taddLatLng: function (latlng, latlngs) {\n \t\tlatlngs = latlngs || this._defaultShape();\n \t\tlatlng = toLatLng(latlng);\n \t\tlatlngs.push(latlng);\n \t\tthis._bounds.extend(latlng);\n \t\treturn this.redraw();\n \t},\n\n \t_setLatLngs: function (latlngs) {\n \t\tthis._bounds = new LatLngBounds();\n \t\tthis._latlngs = this._convertLatLngs(latlngs);\n \t},\n\n \t_defaultShape: function () {\n \t\treturn isFlat(this._latlngs) ? this._latlngs : this._latlngs[0];\n \t},\n\n \t// recursively convert latlngs input into actual LatLng instances; calculate bounds along the way\n \t_convertLatLngs: function (latlngs) {\n \t\tvar result = [],\n \t\t flat = isFlat(latlngs);\n\n \t\tfor (var i = 0, len = latlngs.length; i < len; i++) {\n \t\t\tif (flat) {\n \t\t\t\tresult[i] = toLatLng(latlngs[i]);\n \t\t\t\tthis._bounds.extend(result[i]);\n \t\t\t} else {\n \t\t\t\tresult[i] = this._convertLatLngs(latlngs[i]);\n \t\t\t}\n \t\t}\n\n \t\treturn result;\n \t},\n\n \t_project: function () {\n \t\tvar pxBounds = new Bounds();\n \t\tthis._rings = [];\n \t\tthis._projectLatlngs(this._latlngs, this._rings, pxBounds);\n\n \t\tif (this._bounds.isValid() && pxBounds.isValid()) {\n \t\t\tthis._rawPxBounds = pxBounds;\n \t\t\tthis._updateBounds();\n \t\t}\n \t},\n\n \t_updateBounds: function () {\n \t\tvar w = this._clickTolerance(),\n \t\t p = new Point(w, w);\n \t\tthis._pxBounds = new Bounds([\n \t\t\tthis._rawPxBounds.min.subtract(p),\n \t\t\tthis._rawPxBounds.max.add(p)\n \t\t]);\n \t},\n\n \t// recursively turns latlngs into a set of rings with projected coordinates\n \t_projectLatlngs: function (latlngs, result, projectedBounds) {\n \t\tvar flat = latlngs[0] instanceof LatLng,\n \t\t len = latlngs.length,\n \t\t i, ring;\n\n \t\tif (flat) {\n \t\t\tring = [];\n \t\t\tfor (i = 0; i < len; i++) {\n \t\t\t\tring[i] = this._map.latLngToLayerPoint(latlngs[i]);\n \t\t\t\tprojectedBounds.extend(ring[i]);\n \t\t\t}\n \t\t\tresult.push(ring);\n \t\t} else {\n \t\t\tfor (i = 0; i < len; i++) {\n \t\t\t\tthis._projectLatlngs(latlngs[i], result, projectedBounds);\n \t\t\t}\n \t\t}\n \t},\n\n \t// clip polyline by renderer bounds so that we have less to render for performance\n \t_clipPoints: function () {\n \t\tvar bounds = this._renderer._bounds;\n\n \t\tthis._parts = [];\n \t\tif (!this._pxBounds || !this._pxBounds.intersects(bounds)) {\n \t\t\treturn;\n \t\t}\n\n \t\tif (this.options.noClip) {\n \t\t\tthis._parts = this._rings;\n \t\t\treturn;\n \t\t}\n\n \t\tvar parts = this._parts,\n \t\t i, j, k, len, len2, segment, points;\n\n \t\tfor (i = 0, k = 0, len = this._rings.length; i < len; i++) {\n \t\t\tpoints = this._rings[i];\n\n \t\t\tfor (j = 0, len2 = points.length; j < len2 - 1; j++) {\n \t\t\t\tsegment = clipSegment(points[j], points[j + 1], bounds, j, true);\n\n \t\t\t\tif (!segment) { continue; }\n\n \t\t\t\tparts[k] = parts[k] || [];\n \t\t\t\tparts[k].push(segment[0]);\n\n \t\t\t\t// if segment goes out of screen, or it's the last one, it's the end of the line part\n \t\t\t\tif ((segment[1] !== points[j + 1]) || (j === len2 - 2)) {\n \t\t\t\t\tparts[k].push(segment[1]);\n \t\t\t\t\tk++;\n \t\t\t\t}\n \t\t\t}\n \t\t}\n \t},\n\n \t// simplify each clipped part of the polyline for performance\n \t_simplifyPoints: function () {\n \t\tvar parts = this._parts,\n \t\t tolerance = this.options.smoothFactor;\n\n \t\tfor (var i = 0, len = parts.length; i < len; i++) {\n \t\t\tparts[i] = simplify(parts[i], tolerance);\n \t\t}\n \t},\n\n \t_update: function () {\n \t\tif (!this._map) { return; }\n\n \t\tthis._clipPoints();\n \t\tthis._simplifyPoints();\n \t\tthis._updatePath();\n \t},\n\n \t_updatePath: function () {\n \t\tthis._renderer._updatePoly(this);\n \t},\n\n \t// Needed by the `Canvas` renderer for interactivity\n \t_containsPoint: function (p, closed) {\n \t\tvar i, j, k, len, len2, part,\n \t\t w = this._clickTolerance();\n\n \t\tif (!this._pxBounds || !this._pxBounds.contains(p)) { return false; }\n\n \t\t// hit detection for polylines\n \t\tfor (i = 0, len = this._parts.length; i < len; i++) {\n \t\t\tpart = this._parts[i];\n\n \t\t\tfor (j = 0, len2 = part.length, k = len2 - 1; j < len2; k = j++) {\n \t\t\t\tif (!closed && (j === 0)) { continue; }\n\n \t\t\t\tif (pointToSegmentDistance(p, part[k], part[j]) <= w) {\n \t\t\t\t\treturn true;\n \t\t\t\t}\n \t\t\t}\n \t\t}\n \t\treturn false;\n \t}\n });\n\n // @factory L.polyline(latlngs: LatLng[], options?: Polyline options)\n // Instantiates a polyline object given an array of geographical points and\n // optionally an options object. You can create a `Polyline` object with\n // multiple separate lines (`MultiPolyline`) by passing an array of arrays\n // of geographic points.\n function polyline(latlngs, options) {\n \treturn new Polyline(latlngs, options);\n }\n\n // Retrocompat. Allow plugins to support Leaflet versions before and after 1.1.\n Polyline._flat = _flat;\n\n /*\n * @class Polygon\n * @aka L.Polygon\n * @inherits Polyline\n *\n * A class for drawing polygon overlays on a map. Extends `Polyline`.\n *\n * Note that points you pass when creating a polygon shouldn't have an additional last point equal to the first one — it's better to filter out such points.\n *\n *\n * @example\n *\n * ```js\n * // create a red polygon from an array of LatLng points\n * var latlngs = [[37, -109.05],[41, -109.03],[41, -102.05],[37, -102.04]];\n *\n * var polygon = L.polygon(latlngs, {color: 'red'}).addTo(map);\n *\n * // zoom the map to the polygon\n * map.fitBounds(polygon.getBounds());\n * ```\n *\n * You can also pass an array of arrays of latlngs, with the first array representing the outer shape and the other arrays representing holes in the outer shape:\n *\n * ```js\n * var latlngs = [\n * [[37, -109.05],[41, -109.03],[41, -102.05],[37, -102.04]], // outer ring\n * [[37.29, -108.58],[40.71, -108.58],[40.71, -102.50],[37.29, -102.50]] // hole\n * ];\n * ```\n *\n * Additionally, you can pass a multi-dimensional array to represent a MultiPolygon shape.\n *\n * ```js\n * var latlngs = [\n * [ // first polygon\n * [[37, -109.05],[41, -109.03],[41, -102.05],[37, -102.04]], // outer ring\n * [[37.29, -108.58],[40.71, -108.58],[40.71, -102.50],[37.29, -102.50]] // hole\n * ],\n * [ // second polygon\n * [[41, -111.03],[45, -111.04],[45, -104.05],[41, -104.05]]\n * ]\n * ];\n * ```\n */\n\n var Polygon = Polyline.extend({\n\n \toptions: {\n \t\tfill: true\n \t},\n\n \tisEmpty: function () {\n \t\treturn !this._latlngs.length || !this._latlngs[0].length;\n \t},\n\n \tgetCenter: function () {\n \t\t// throws error when not yet added to map as this center calculation requires projected coordinates\n \t\tif (!this._map) {\n \t\t\tthrow new Error('Must add layer to map before using getCenter()');\n \t\t}\n\n \t\tvar i, j, p1, p2, f, area, x, y, center,\n \t\t points = this._rings[0],\n \t\t len = points.length;\n\n \t\tif (!len) { return null; }\n\n \t\t// polygon centroid algorithm; only uses the first ring if there are multiple\n\n \t\tarea = x = y = 0;\n\n \t\tfor (i = 0, j = len - 1; i < len; j = i++) {\n \t\t\tp1 = points[i];\n \t\t\tp2 = points[j];\n\n \t\t\tf = p1.y * p2.x - p2.y * p1.x;\n \t\t\tx += (p1.x + p2.x) * f;\n \t\t\ty += (p1.y + p2.y) * f;\n \t\t\tarea += f * 3;\n \t\t}\n\n \t\tif (area === 0) {\n \t\t\t// Polygon is so small that all points are on same pixel.\n \t\t\tcenter = points[0];\n \t\t} else {\n \t\t\tcenter = [x / area, y / area];\n \t\t}\n \t\treturn this._map.layerPointToLatLng(center);\n \t},\n\n \t_convertLatLngs: function (latlngs) {\n \t\tvar result = Polyline.prototype._convertLatLngs.call(this, latlngs),\n \t\t len = result.length;\n\n \t\t// remove last point if it equals first one\n \t\tif (len >= 2 && result[0] instanceof LatLng && result[0].equals(result[len - 1])) {\n \t\t\tresult.pop();\n \t\t}\n \t\treturn result;\n \t},\n\n \t_setLatLngs: function (latlngs) {\n \t\tPolyline.prototype._setLatLngs.call(this, latlngs);\n \t\tif (isFlat(this._latlngs)) {\n \t\t\tthis._latlngs = [this._latlngs];\n \t\t}\n \t},\n\n \t_defaultShape: function () {\n \t\treturn isFlat(this._latlngs[0]) ? this._latlngs[0] : this._latlngs[0][0];\n \t},\n\n \t_clipPoints: function () {\n \t\t// polygons need a different clipping algorithm so we redefine that\n\n \t\tvar bounds = this._renderer._bounds,\n \t\t w = this.options.weight,\n \t\t p = new Point(w, w);\n\n \t\t// increase clip padding by stroke width to avoid stroke on clip edges\n \t\tbounds = new Bounds(bounds.min.subtract(p), bounds.max.add(p));\n\n \t\tthis._parts = [];\n \t\tif (!this._pxBounds || !this._pxBounds.intersects(bounds)) {\n \t\t\treturn;\n \t\t}\n\n \t\tif (this.options.noClip) {\n \t\t\tthis._parts = this._rings;\n \t\t\treturn;\n \t\t}\n\n \t\tfor (var i = 0, len = this._rings.length, clipped; i < len; i++) {\n \t\t\tclipped = clipPolygon(this._rings[i], bounds, true);\n \t\t\tif (clipped.length) {\n \t\t\t\tthis._parts.push(clipped);\n \t\t\t}\n \t\t}\n \t},\n\n \t_updatePath: function () {\n \t\tthis._renderer._updatePoly(this, true);\n \t},\n\n \t// Needed by the `Canvas` renderer for interactivity\n \t_containsPoint: function (p) {\n \t\tvar inside = false,\n \t\t part, p1, p2, i, j, k, len, len2;\n\n \t\tif (!this._pxBounds || !this._pxBounds.contains(p)) { return false; }\n\n \t\t// ray casting algorithm for detecting if point is in polygon\n \t\tfor (i = 0, len = this._parts.length; i < len; i++) {\n \t\t\tpart = this._parts[i];\n\n \t\t\tfor (j = 0, len2 = part.length, k = len2 - 1; j < len2; k = j++) {\n \t\t\t\tp1 = part[j];\n \t\t\t\tp2 = part[k];\n\n \t\t\t\tif (((p1.y > p.y) !== (p2.y > p.y)) && (p.x < (p2.x - p1.x) * (p.y - p1.y) / (p2.y - p1.y) + p1.x)) {\n \t\t\t\t\tinside = !inside;\n \t\t\t\t}\n \t\t\t}\n \t\t}\n\n \t\t// also check if it's on polygon stroke\n \t\treturn inside || Polyline.prototype._containsPoint.call(this, p, true);\n \t}\n\n });\n\n\n // @factory L.polygon(latlngs: LatLng[], options?: Polyline options)\n function polygon(latlngs, options) {\n \treturn new Polygon(latlngs, options);\n }\n\n /*\r\n * @class GeoJSON\r\n * @aka L.GeoJSON\r\n * @inherits FeatureGroup\r\n *\r\n * Represents a GeoJSON object or an array of GeoJSON objects. Allows you to parse\r\n * GeoJSON data and display it on the map. Extends `FeatureGroup`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.geoJSON(data, {\r\n * \tstyle: function (feature) {\r\n * \t\treturn {color: feature.properties.color};\r\n * \t}\r\n * }).bindPopup(function (layer) {\r\n * \treturn layer.feature.properties.description;\r\n * }).addTo(map);\r\n * ```\r\n */\r\n\r\n var GeoJSON = FeatureGroup.extend({\r\n\r\n \t/* @section\r\n \t * @aka GeoJSON options\r\n \t *\r\n \t * @option pointToLayer: Function = *\r\n \t * A `Function` defining how GeoJSON points spawn Leaflet layers. It is internally\r\n \t * called when data is added, passing the GeoJSON point feature and its `LatLng`.\r\n \t * The default is to spawn a default `Marker`:\r\n \t * ```js\r\n \t * function(geoJsonPoint, latlng) {\r\n \t * \treturn L.marker(latlng);\r\n \t * }\r\n \t * ```\r\n \t *\r\n \t * @option style: Function = *\r\n \t * A `Function` defining the `Path options` for styling GeoJSON lines and polygons,\r\n \t * called internally when data is added.\r\n \t * The default value is to not override any defaults:\r\n \t * ```js\r\n \t * function (geoJsonFeature) {\r\n \t * \treturn {}\r\n \t * }\r\n \t * ```\r\n \t *\r\n \t * @option onEachFeature: Function = *\r\n \t * A `Function` that will be called once for each created `Feature`, after it has\r\n \t * been created and styled. Useful for attaching events and popups to features.\r\n \t * The default is to do nothing with the newly created layers:\r\n \t * ```js\r\n \t * function (feature, layer) {}\r\n \t * ```\r\n \t *\r\n \t * @option filter: Function = *\r\n \t * A `Function` that will be used to decide whether to include a feature or not.\r\n \t * The default is to include all features:\r\n \t * ```js\r\n \t * function (geoJsonFeature) {\r\n \t * \treturn true;\r\n \t * }\r\n \t * ```\r\n \t * Note: dynamically changing the `filter` option will have effect only on newly\r\n \t * added data. It will _not_ re-evaluate already included features.\r\n \t *\r\n \t * @option coordsToLatLng: Function = *\r\n \t * A `Function` that will be used for converting GeoJSON coordinates to `LatLng`s.\r\n \t * The default is the `coordsToLatLng` static method.\r\n \t *\r\n \t * @option markersInheritOptions: Boolean = false\r\n \t * Whether default Markers for \"Point\" type Features inherit from group options.\r\n \t */\r\n\r\n \tinitialize: function (geojson, options) {\r\n \t\tsetOptions(this, options);\r\n\r\n \t\tthis._layers = {};\r\n\r\n \t\tif (geojson) {\r\n \t\t\tthis.addData(geojson);\r\n \t\t}\r\n \t},\r\n\r\n \t// @method addData( data ): this\r\n \t// Adds a GeoJSON object to the layer.\r\n \taddData: function (geojson) {\r\n \t\tvar features = isArray(geojson) ? geojson : geojson.features,\r\n \t\t i, len, feature;\r\n\r\n \t\tif (features) {\r\n \t\t\tfor (i = 0, len = features.length; i < len; i++) {\r\n \t\t\t\t// only add this if geometry or geometries are set and not null\r\n \t\t\t\tfeature = features[i];\r\n \t\t\t\tif (feature.geometries || feature.geometry || feature.features || feature.coordinates) {\r\n \t\t\t\t\tthis.addData(feature);\r\n \t\t\t\t}\r\n \t\t\t}\r\n \t\t\treturn this;\r\n \t\t}\r\n\r\n \t\tvar options = this.options;\r\n\r\n \t\tif (options.filter && !options.filter(geojson)) { return this; }\r\n\r\n \t\tvar layer = geometryToLayer(geojson, options);\r\n \t\tif (!layer) {\r\n \t\t\treturn this;\r\n \t\t}\r\n \t\tlayer.feature = asFeature(geojson);\r\n\r\n \t\tlayer.defaultOptions = layer.options;\r\n \t\tthis.resetStyle(layer);\r\n\r\n \t\tif (options.onEachFeature) {\r\n \t\t\toptions.onEachFeature(geojson, layer);\r\n \t\t}\r\n\r\n \t\treturn this.addLayer(layer);\r\n \t},\r\n\r\n \t// @method resetStyle( layer? ): this\r\n \t// Resets the given vector layer's style to the original GeoJSON style, useful for resetting style after hover events.\r\n \t// If `layer` is omitted, the style of all features in the current layer is reset.\r\n \tresetStyle: function (layer) {\r\n \t\tif (layer === undefined) {\r\n \t\t\treturn this.eachLayer(this.resetStyle, this);\r\n \t\t}\r\n \t\t// reset any custom styles\r\n \t\tlayer.options = extend({}, layer.defaultOptions);\r\n \t\tthis._setLayerStyle(layer, this.options.style);\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method setStyle( style ): this\r\n \t// Changes styles of GeoJSON vector layers with the given style function.\r\n \tsetStyle: function (style) {\r\n \t\treturn this.eachLayer(function (layer) {\r\n \t\t\tthis._setLayerStyle(layer, style);\r\n \t\t}, this);\r\n \t},\r\n\r\n \t_setLayerStyle: function (layer, style) {\r\n \t\tif (layer.setStyle) {\r\n \t\t\tif (typeof style === 'function') {\r\n \t\t\t\tstyle = style(layer.feature);\r\n \t\t\t}\r\n \t\t\tlayer.setStyle(style);\r\n \t\t}\r\n \t}\r\n });\r\n\r\n // @section\r\n // There are several static functions which can be called without instantiating L.GeoJSON:\r\n\r\n // @function geometryToLayer(featureData: Object, options?: GeoJSON options): Layer\r\n // Creates a `Layer` from a given GeoJSON feature. Can use a custom\r\n // [`pointToLayer`](#geojson-pointtolayer) and/or [`coordsToLatLng`](#geojson-coordstolatlng)\r\n // functions if provided as options.\r\n function geometryToLayer(geojson, options) {\r\n\r\n \tvar geometry = geojson.type === 'Feature' ? geojson.geometry : geojson,\r\n \t coords = geometry ? geometry.coordinates : null,\r\n \t layers = [],\r\n \t pointToLayer = options && options.pointToLayer,\r\n \t _coordsToLatLng = options && options.coordsToLatLng || coordsToLatLng,\r\n \t latlng, latlngs, i, len;\r\n\r\n \tif (!coords && !geometry) {\r\n \t\treturn null;\r\n \t}\r\n\r\n \tswitch (geometry.type) {\r\n \tcase 'Point':\r\n \t\tlatlng = _coordsToLatLng(coords);\r\n \t\treturn _pointToLayer(pointToLayer, geojson, latlng, options);\r\n\r\n \tcase 'MultiPoint':\r\n \t\tfor (i = 0, len = coords.length; i < len; i++) {\r\n \t\t\tlatlng = _coordsToLatLng(coords[i]);\r\n \t\t\tlayers.push(_pointToLayer(pointToLayer, geojson, latlng, options));\r\n \t\t}\r\n \t\treturn new FeatureGroup(layers);\r\n\r\n \tcase 'LineString':\r\n \tcase 'MultiLineString':\r\n \t\tlatlngs = coordsToLatLngs(coords, geometry.type === 'LineString' ? 0 : 1, _coordsToLatLng);\r\n \t\treturn new Polyline(latlngs, options);\r\n\r\n \tcase 'Polygon':\r\n \tcase 'MultiPolygon':\r\n \t\tlatlngs = coordsToLatLngs(coords, geometry.type === 'Polygon' ? 1 : 2, _coordsToLatLng);\r\n \t\treturn new Polygon(latlngs, options);\r\n\r\n \tcase 'GeometryCollection':\r\n \t\tfor (i = 0, len = geometry.geometries.length; i < len; i++) {\r\n \t\t\tvar layer = geometryToLayer({\r\n \t\t\t\tgeometry: geometry.geometries[i],\r\n \t\t\t\ttype: 'Feature',\r\n \t\t\t\tproperties: geojson.properties\r\n \t\t\t}, options);\r\n\r\n \t\t\tif (layer) {\r\n \t\t\t\tlayers.push(layer);\r\n \t\t\t}\r\n \t\t}\r\n \t\treturn new FeatureGroup(layers);\r\n\r\n \tdefault:\r\n \t\tthrow new Error('Invalid GeoJSON object.');\r\n \t}\r\n }\r\n\r\n function _pointToLayer(pointToLayerFn, geojson, latlng, options) {\r\n \treturn pointToLayerFn ?\r\n \t\tpointToLayerFn(geojson, latlng) :\r\n \t\tnew Marker(latlng, options && options.markersInheritOptions && options);\r\n }\r\n\r\n // @function coordsToLatLng(coords: Array): LatLng\r\n // Creates a `LatLng` object from an array of 2 numbers (longitude, latitude)\r\n // or 3 numbers (longitude, latitude, altitude) used in GeoJSON for points.\r\n function coordsToLatLng(coords) {\r\n \treturn new LatLng(coords[1], coords[0], coords[2]);\r\n }\r\n\r\n // @function coordsToLatLngs(coords: Array, levelsDeep?: Number, coordsToLatLng?: Function): Array\r\n // Creates a multidimensional array of `LatLng`s from a GeoJSON coordinates array.\r\n // `levelsDeep` specifies the nesting level (0 is for an array of points, 1 for an array of arrays of points, etc., 0 by default).\r\n // Can use a custom [`coordsToLatLng`](#geojson-coordstolatlng) function.\r\n function coordsToLatLngs(coords, levelsDeep, _coordsToLatLng) {\r\n \tvar latlngs = [];\r\n\r\n \tfor (var i = 0, len = coords.length, latlng; i < len; i++) {\r\n \t\tlatlng = levelsDeep ?\r\n \t\t\tcoordsToLatLngs(coords[i], levelsDeep - 1, _coordsToLatLng) :\r\n \t\t\t(_coordsToLatLng || coordsToLatLng)(coords[i]);\r\n\r\n \t\tlatlngs.push(latlng);\r\n \t}\r\n\r\n \treturn latlngs;\r\n }\r\n\r\n // @function latLngToCoords(latlng: LatLng, precision?: Number): Array\r\n // Reverse of [`coordsToLatLng`](#geojson-coordstolatlng)\r\n function latLngToCoords(latlng, precision) {\r\n \tprecision = typeof precision === 'number' ? precision : 6;\r\n \treturn latlng.alt !== undefined ?\r\n \t\t[formatNum(latlng.lng, precision), formatNum(latlng.lat, precision), formatNum(latlng.alt, precision)] :\r\n \t\t[formatNum(latlng.lng, precision), formatNum(latlng.lat, precision)];\r\n }\r\n\r\n // @function latLngsToCoords(latlngs: Array, levelsDeep?: Number, closed?: Boolean): Array\r\n // Reverse of [`coordsToLatLngs`](#geojson-coordstolatlngs)\r\n // `closed` determines whether the first point should be appended to the end of the array to close the feature, only used when `levelsDeep` is 0. False by default.\r\n function latLngsToCoords(latlngs, levelsDeep, closed, precision) {\r\n \tvar coords = [];\r\n\r\n \tfor (var i = 0, len = latlngs.length; i < len; i++) {\r\n \t\tcoords.push(levelsDeep ?\r\n \t\t\tlatLngsToCoords(latlngs[i], levelsDeep - 1, closed, precision) :\r\n \t\t\tlatLngToCoords(latlngs[i], precision));\r\n \t}\r\n\r\n \tif (!levelsDeep && closed) {\r\n \t\tcoords.push(coords[0]);\r\n \t}\r\n\r\n \treturn coords;\r\n }\r\n\r\n function getFeature(layer, newGeometry) {\r\n \treturn layer.feature ?\r\n \t\textend({}, layer.feature, {geometry: newGeometry}) :\r\n \t\tasFeature(newGeometry);\r\n }\r\n\r\n // @function asFeature(geojson: Object): Object\r\n // Normalize GeoJSON geometries/features into GeoJSON features.\r\n function asFeature(geojson) {\r\n \tif (geojson.type === 'Feature' || geojson.type === 'FeatureCollection') {\r\n \t\treturn geojson;\r\n \t}\r\n\r\n \treturn {\r\n \t\ttype: 'Feature',\r\n \t\tproperties: {},\r\n \t\tgeometry: geojson\r\n \t};\r\n }\r\n\r\n var PointToGeoJSON = {\r\n \ttoGeoJSON: function (precision) {\r\n \t\treturn getFeature(this, {\r\n \t\t\ttype: 'Point',\r\n \t\t\tcoordinates: latLngToCoords(this.getLatLng(), precision)\r\n \t\t});\r\n \t}\r\n };\r\n\r\n // @namespace Marker\r\n // @section Other methods\r\n // @method toGeoJSON(precision?: Number): Object\r\n // `precision` is the number of decimal places for coordinates.\r\n // The default value is 6 places.\r\n // Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the marker (as a GeoJSON `Point` Feature).\r\n Marker.include(PointToGeoJSON);\r\n\r\n // @namespace CircleMarker\r\n // @method toGeoJSON(precision?: Number): Object\r\n // `precision` is the number of decimal places for coordinates.\r\n // The default value is 6 places.\r\n // Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the circle marker (as a GeoJSON `Point` Feature).\r\n Circle.include(PointToGeoJSON);\r\n CircleMarker.include(PointToGeoJSON);\r\n\r\n\r\n // @namespace Polyline\r\n // @method toGeoJSON(precision?: Number): Object\r\n // `precision` is the number of decimal places for coordinates.\r\n // The default value is 6 places.\r\n // Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the polyline (as a GeoJSON `LineString` or `MultiLineString` Feature).\r\n Polyline.include({\r\n \ttoGeoJSON: function (precision) {\r\n \t\tvar multi = !isFlat(this._latlngs);\r\n\r\n \t\tvar coords = latLngsToCoords(this._latlngs, multi ? 1 : 0, false, precision);\r\n\r\n \t\treturn getFeature(this, {\r\n \t\t\ttype: (multi ? 'Multi' : '') + 'LineString',\r\n \t\t\tcoordinates: coords\r\n \t\t});\r\n \t}\r\n });\r\n\r\n // @namespace Polygon\r\n // @method toGeoJSON(precision?: Number): Object\r\n // `precision` is the number of decimal places for coordinates.\r\n // The default value is 6 places.\r\n // Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the polygon (as a GeoJSON `Polygon` or `MultiPolygon` Feature).\r\n Polygon.include({\r\n \ttoGeoJSON: function (precision) {\r\n \t\tvar holes = !isFlat(this._latlngs),\r\n \t\t multi = holes && !isFlat(this._latlngs[0]);\r\n\r\n \t\tvar coords = latLngsToCoords(this._latlngs, multi ? 2 : holes ? 1 : 0, true, precision);\r\n\r\n \t\tif (!holes) {\r\n \t\t\tcoords = [coords];\r\n \t\t}\r\n\r\n \t\treturn getFeature(this, {\r\n \t\t\ttype: (multi ? 'Multi' : '') + 'Polygon',\r\n \t\t\tcoordinates: coords\r\n \t\t});\r\n \t}\r\n });\r\n\r\n\r\n // @namespace LayerGroup\r\n LayerGroup.include({\r\n \ttoMultiPoint: function (precision) {\r\n \t\tvar coords = [];\r\n\r\n \t\tthis.eachLayer(function (layer) {\r\n \t\t\tcoords.push(layer.toGeoJSON(precision).geometry.coordinates);\r\n \t\t});\r\n\r\n \t\treturn getFeature(this, {\r\n \t\t\ttype: 'MultiPoint',\r\n \t\t\tcoordinates: coords\r\n \t\t});\r\n \t},\r\n\r\n \t// @method toGeoJSON(precision?: Number): Object\r\n \t// `precision` is the number of decimal places for coordinates.\r\n \t// The default value is 6 places.\r\n \t// Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the layer group (as a GeoJSON `FeatureCollection`, `GeometryCollection`, or `MultiPoint`).\r\n \ttoGeoJSON: function (precision) {\r\n\r\n \t\tvar type = this.feature && this.feature.geometry && this.feature.geometry.type;\r\n\r\n \t\tif (type === 'MultiPoint') {\r\n \t\t\treturn this.toMultiPoint(precision);\r\n \t\t}\r\n\r\n \t\tvar isGeometryCollection = type === 'GeometryCollection',\r\n \t\t jsons = [];\r\n\r\n \t\tthis.eachLayer(function (layer) {\r\n \t\t\tif (layer.toGeoJSON) {\r\n \t\t\t\tvar json = layer.toGeoJSON(precision);\r\n \t\t\t\tif (isGeometryCollection) {\r\n \t\t\t\t\tjsons.push(json.geometry);\r\n \t\t\t\t} else {\r\n \t\t\t\t\tvar feature = asFeature(json);\r\n \t\t\t\t\t// Squash nested feature collections\r\n \t\t\t\t\tif (feature.type === 'FeatureCollection') {\r\n \t\t\t\t\t\tjsons.push.apply(jsons, feature.features);\r\n \t\t\t\t\t} else {\r\n \t\t\t\t\t\tjsons.push(feature);\r\n \t\t\t\t\t}\r\n \t\t\t\t}\r\n \t\t\t}\r\n \t\t});\r\n\r\n \t\tif (isGeometryCollection) {\r\n \t\t\treturn getFeature(this, {\r\n \t\t\t\tgeometries: jsons,\r\n \t\t\t\ttype: 'GeometryCollection'\r\n \t\t\t});\r\n \t\t}\r\n\r\n \t\treturn {\r\n \t\t\ttype: 'FeatureCollection',\r\n \t\t\tfeatures: jsons\r\n \t\t};\r\n \t}\r\n });\r\n\r\n // @namespace GeoJSON\r\n // @factory L.geoJSON(geojson?: Object, options?: GeoJSON options)\r\n // Creates a GeoJSON layer. Optionally accepts an object in\r\n // [GeoJSON format](https://tools.ietf.org/html/rfc7946) to display on the map\r\n // (you can alternatively add it later with `addData` method) and an `options` object.\r\n function geoJSON(geojson, options) {\r\n \treturn new GeoJSON(geojson, options);\r\n }\r\n\r\n // Backward compatibility.\r\n var geoJson = geoJSON;\n\n /*\r\n * @class ImageOverlay\r\n * @aka L.ImageOverlay\r\n * @inherits Interactive layer\r\n *\r\n * Used to load and display a single image over specific bounds of the map. Extends `Layer`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var imageUrl = 'http://www.lib.utexas.edu/maps/historical/newark_nj_1922.jpg',\r\n * \timageBounds = [[40.712216, -74.22655], [40.773941, -74.12544]];\r\n * L.imageOverlay(imageUrl, imageBounds).addTo(map);\r\n * ```\r\n */\r\n\r\n var ImageOverlay = Layer.extend({\r\n\r\n \t// @section\r\n \t// @aka ImageOverlay options\r\n \toptions: {\r\n \t\t// @option opacity: Number = 1.0\r\n \t\t// The opacity of the image overlay.\r\n \t\topacity: 1,\r\n\r\n \t\t// @option alt: String = ''\r\n \t\t// Text for the `alt` attribute of the image (useful for accessibility).\r\n \t\talt: '',\r\n\r\n \t\t// @option interactive: Boolean = false\r\n \t\t// If `true`, the image overlay will emit [mouse events](#interactive-layer) when clicked or hovered.\r\n \t\tinteractive: false,\r\n\r\n \t\t// @option crossOrigin: Boolean|String = false\r\n \t\t// Whether the crossOrigin attribute will be added to the image.\r\n \t\t// If a String is provided, the image will have its crossOrigin attribute set to the String provided. This is needed if you want to access image pixel data.\r\n \t\t// Refer to [CORS Settings](https://developer.mozilla.org/en-US/docs/Web/HTML/CORS_settings_attributes) for valid String values.\r\n \t\tcrossOrigin: false,\r\n\r\n \t\t// @option errorOverlayUrl: String = ''\r\n \t\t// URL to the overlay image to show in place of the overlay that failed to load.\r\n \t\terrorOverlayUrl: '',\r\n\r\n \t\t// @option zIndex: Number = 1\r\n \t\t// The explicit [zIndex](https://developer.mozilla.org/docs/Web/CSS/CSS_Positioning/Understanding_z_index) of the overlay layer.\r\n \t\tzIndex: 1,\r\n\r\n \t\t// @option className: String = ''\r\n \t\t// A custom class name to assign to the image. Empty by default.\r\n \t\tclassName: ''\r\n \t},\r\n\r\n \tinitialize: function (url, bounds, options) { // (String, LatLngBounds, Object)\r\n \t\tthis._url = url;\r\n \t\tthis._bounds = toLatLngBounds(bounds);\r\n\r\n \t\tsetOptions(this, options);\r\n \t},\r\n\r\n \tonAdd: function () {\r\n \t\tif (!this._image) {\r\n \t\t\tthis._initImage();\r\n\r\n \t\t\tif (this.options.opacity < 1) {\r\n \t\t\t\tthis._updateOpacity();\r\n \t\t\t}\r\n \t\t}\r\n\r\n \t\tif (this.options.interactive) {\r\n \t\t\taddClass(this._image, 'leaflet-interactive');\r\n \t\t\tthis.addInteractiveTarget(this._image);\r\n \t\t}\r\n\r\n \t\tthis.getPane().appendChild(this._image);\r\n \t\tthis._reset();\r\n \t},\r\n\r\n \tonRemove: function () {\r\n \t\tremove(this._image);\r\n \t\tif (this.options.interactive) {\r\n \t\t\tthis.removeInteractiveTarget(this._image);\r\n \t\t}\r\n \t},\r\n\r\n \t// @method setOpacity(opacity: Number): this\r\n \t// Sets the opacity of the overlay.\r\n \tsetOpacity: function (opacity) {\r\n \t\tthis.options.opacity = opacity;\r\n\r\n \t\tif (this._image) {\r\n \t\t\tthis._updateOpacity();\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \tsetStyle: function (styleOpts) {\r\n \t\tif (styleOpts.opacity) {\r\n \t\t\tthis.setOpacity(styleOpts.opacity);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method bringToFront(): this\r\n \t// Brings the layer to the top of all overlays.\r\n \tbringToFront: function () {\r\n \t\tif (this._map) {\r\n \t\t\ttoFront(this._image);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method bringToBack(): this\r\n \t// Brings the layer to the bottom of all overlays.\r\n \tbringToBack: function () {\r\n \t\tif (this._map) {\r\n \t\t\ttoBack(this._image);\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method setUrl(url: String): this\r\n \t// Changes the URL of the image.\r\n \tsetUrl: function (url) {\r\n \t\tthis._url = url;\r\n\r\n \t\tif (this._image) {\r\n \t\t\tthis._image.src = url;\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method setBounds(bounds: LatLngBounds): this\r\n \t// Update the bounds that this ImageOverlay covers\r\n \tsetBounds: function (bounds) {\r\n \t\tthis._bounds = toLatLngBounds(bounds);\r\n\r\n \t\tif (this._map) {\r\n \t\t\tthis._reset();\r\n \t\t}\r\n \t\treturn this;\r\n \t},\r\n\r\n \tgetEvents: function () {\r\n \t\tvar events = {\r\n \t\t\tzoom: this._reset,\r\n \t\t\tviewreset: this._reset\r\n \t\t};\r\n\r\n \t\tif (this._zoomAnimated) {\r\n \t\t\tevents.zoomanim = this._animateZoom;\r\n \t\t}\r\n\r\n \t\treturn events;\r\n \t},\r\n\r\n \t// @method setZIndex(value: Number): this\r\n \t// Changes the [zIndex](#imageoverlay-zindex) of the image overlay.\r\n \tsetZIndex: function (value) {\r\n \t\tthis.options.zIndex = value;\r\n \t\tthis._updateZIndex();\r\n \t\treturn this;\r\n \t},\r\n\r\n \t// @method getBounds(): LatLngBounds\r\n \t// Get the bounds that this ImageOverlay covers\r\n \tgetBounds: function () {\r\n \t\treturn this._bounds;\r\n \t},\r\n\r\n \t// @method getElement(): HTMLElement\r\n \t// Returns the instance of [`HTMLImageElement`](https://developer.mozilla.org/docs/Web/API/HTMLImageElement)\r\n \t// used by this overlay.\r\n \tgetElement: function () {\r\n \t\treturn this._image;\r\n \t},\r\n\r\n \t_initImage: function () {\r\n \t\tvar wasElementSupplied = this._url.tagName === 'IMG';\r\n \t\tvar img = this._image = wasElementSupplied ? this._url : create$1('img');\r\n\r\n \t\taddClass(img, 'leaflet-image-layer');\r\n \t\tif (this._zoomAnimated) { addClass(img, 'leaflet-zoom-animated'); }\r\n \t\tif (this.options.className) { addClass(img, this.options.className); }\r\n\r\n \t\timg.onselectstart = falseFn;\r\n \t\timg.onmousemove = falseFn;\r\n\r\n \t\t// @event load: Event\r\n \t\t// Fired when the ImageOverlay layer has loaded its image\r\n \t\timg.onload = bind(this.fire, this, 'load');\r\n \t\timg.onerror = bind(this._overlayOnError, this, 'error');\r\n\r\n \t\tif (this.options.crossOrigin || this.options.crossOrigin === '') {\r\n \t\t\timg.crossOrigin = this.options.crossOrigin === true ? '' : this.options.crossOrigin;\r\n \t\t}\r\n\r\n \t\tif (this.options.zIndex) {\r\n \t\t\tthis._updateZIndex();\r\n \t\t}\r\n\r\n \t\tif (wasElementSupplied) {\r\n \t\t\tthis._url = img.src;\r\n \t\t\treturn;\r\n \t\t}\r\n\r\n \t\timg.src = this._url;\r\n \t\timg.alt = this.options.alt;\r\n \t},\r\n\r\n \t_animateZoom: function (e) {\r\n \t\tvar scale = this._map.getZoomScale(e.zoom),\r\n \t\t offset = this._map._latLngBoundsToNewLayerBounds(this._bounds, e.zoom, e.center).min;\r\n\r\n \t\tsetTransform(this._image, offset, scale);\r\n \t},\r\n\r\n \t_reset: function () {\r\n \t\tvar image = this._image,\r\n \t\t bounds = new Bounds(\r\n \t\t this._map.latLngToLayerPoint(this._bounds.getNorthWest()),\r\n \t\t this._map.latLngToLayerPoint(this._bounds.getSouthEast())),\r\n \t\t size = bounds.getSize();\r\n\r\n \t\tsetPosition(image, bounds.min);\r\n\r\n \t\timage.style.width = size.x + 'px';\r\n \t\timage.style.height = size.y + 'px';\r\n \t},\r\n\r\n \t_updateOpacity: function () {\r\n \t\tsetOpacity(this._image, this.options.opacity);\r\n \t},\r\n\r\n \t_updateZIndex: function () {\r\n \t\tif (this._image && this.options.zIndex !== undefined && this.options.zIndex !== null) {\r\n \t\t\tthis._image.style.zIndex = this.options.zIndex;\r\n \t\t}\r\n \t},\r\n\r\n \t_overlayOnError: function () {\r\n \t\t// @event error: Event\r\n \t\t// Fired when the ImageOverlay layer fails to load its image\r\n \t\tthis.fire('error');\r\n\r\n \t\tvar errorUrl = this.options.errorOverlayUrl;\r\n \t\tif (errorUrl && this._url !== errorUrl) {\r\n \t\t\tthis._url = errorUrl;\r\n \t\t\tthis._image.src = errorUrl;\r\n \t\t}\r\n \t}\r\n });\r\n\r\n // @factory L.imageOverlay(imageUrl: String, bounds: LatLngBounds, options?: ImageOverlay options)\r\n // Instantiates an image overlay object given the URL of the image and the\r\n // geographical bounds it is tied to.\r\n var imageOverlay = function (url, bounds, options) {\r\n \treturn new ImageOverlay(url, bounds, options);\r\n };\n\n /*\r\n * @class VideoOverlay\r\n * @aka L.VideoOverlay\r\n * @inherits ImageOverlay\r\n *\r\n * Used to load and display a video player over specific bounds of the map. Extends `ImageOverlay`.\r\n *\r\n * A video overlay uses the [`