new layerswitcher, improved google layer, boxes layer, grid fix

git-svn-id: http://svn.openlayers.org/trunk/openlayers@1096 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Layer/KaMap.js

@@ -10,7 +10,13 @@ OpenLayers.Layer.KaMap = Class.create();
 
 OpenLayers.Layer.KaMap.prototype = 
   Object.extend( new OpenLayers.Layer.Grid(), {
-    
+
+    /** KaMap Layer is always a base layer 
+     * 
+     * @type Boolean
+     */    
+    isBaseLayer: true,    
+
     units: 'degrees',
     scales: {inches: 1, feet: 12, miles: 63360.0, meters: 39.3701, kilometers: 39370.1, degrees: 4374754},
 
@@ -118,9 +124,7 @@ OpenLayers.Layer.KaMap.prototype =
         } while(tileoffsetlat > bounds.bottom - tilelat)
 
     },
-    isBaseLayer: function() {
-        return true;
-    },    
+
     /** @final @type String */
     CLASS_NAME: "OpenLayers.Layer.KaMap"
 });