bit more debug

[rails.git] / public / javascripts / map.js

diff --git a/public/javascripts/map.js b/public/javascripts/map.js
index 3cfa2f9a1dace745cc8ecf22faa55b40d26f082b..6e012b3d30f4cd0128d58654e63d20b1a02813be 100644 (file)
--- a/public/javascripts/map.js
+++ b/public/javascripts/map.js
@@ -74,6 +74,7 @@ function createMap(divName, options) {
    map.addLayer(maplint);
 
    var numZoomLevels = Math.max(mapnik.numZoomLevels, osmarender.numZoomLevels);
+
    markers = new OpenLayers.Layer.Markers("Markers", {
       displayInLayerSwitcher: false,
       numZoomLevels: numZoomLevels,
@@ -84,17 +85,6 @@ function createMap(divName, options) {
    });
    map.addLayer(markers);
    
-   vectors = new OpenLayers.Layer.Vector("Vectors", {
-      displayInLayerSwitcher: false,
-      numZoomLevels: numZoomLevels,
-      maxExtent: new OpenLayers.Bounds(-20037508,-20037508,20037508,20037508),
-      maxResolution: 156543,
-      units: "m",
-      projection: "EPSG:900913"
-   });
-   map.addLayer(vectors);
-   
-
    return map;
 }
 
@@ -119,11 +109,18 @@ function addMarkerToMap(position, icon, description) {
 }
 
 function addBoxToMap(boxbounds) {
+   if(!vectors) {
+     // Be aware that IE requires Vector layers be initialised on page load, and not under deferred script conditions
+     vectors = new OpenLayers.Layer.Vector("Box Layer", {
+        displayInLayerSwitcher: false
+     });
+     map.addLayer(vectors);
+   }
    var geometry = boxbounds.toGeometry().transform(epsg4326, map.getProjectionObject());
    var box = new OpenLayers.Feature.Vector(geometry, {}, {
       strokeWidth: 2,
       strokeColor: '#ee9900',
-      fillOpacity: 0,
+      fillOpacity: 0
    });
    
    vectors.addFeatures(box);