+(function() {
+ var loaderTimeout;
+
+ OSM.loadSidebarContent = function(path, callback) {
+ clearTimeout(loaderTimeout);
+
+ loaderTimeout = setTimeout(function() {
+ $('#sidebar_loader').show();
+ }, 200);
+
+ // IE<10 doesn't respect Vary: X-Requested-With header, so
+ // prevent caching the XHR response as a full-page URL.
+ if (path.indexOf('?') >= 0) {
+ path += '&xhr=1'
+ } else {
+ path += '?xhr=1'
+ }
+
+ $('#sidebar_content')
+ .empty();
+
+ $.ajax({
+ url: path,
+ dataType: "html",
+ complete: function(xhr) {
+ clearTimeout(loaderTimeout);
+ $('#sidebar_loader').hide();
+ $('#sidebar_content').html(xhr.responseText);
+ if (xhr.getResponseHeader('X-Page-Title')) {
+ document.title = xhr.getResponseHeader('X-Page-Title');
+ }
+ if (callback) {
+ callback();
+ }
+ }
+ });
+ };
+})();
+