GTileOverlay

if (GBrowserIsCompatible()) {
 
//         // Set up the copyright information
//         // Each image used should indicate its copyright permissions
//         var myCopyright = new GCopyrightCollection("(c) ");
//         myCopyright.addCopyright(new GCopyright('Demo',
//           new GLatLngBounds(new GLatLng(-90,-180), new GLatLng(90,180)),
//           0,'©2007 Google'));
// 
//         // Create the tile layer overlay and 
//         // implement the three abstract methods   		
//         var tilelayer = new GTileLayer(myCopyright);
//         tilelayer.getTileUrl = function() { return "http://fundrace.huffingtonpost.com/gmaps/tiles/white.png"; };
//         tilelayer.isPng = function() { return true;};
//         tilelayer.getOpacity = function() { return 0.5; }
// 
//         var myTileLayer = new GTileLayerOverlay(tilelayer);
 
        map = new GMap2(document.getElementById("map_canvas"));
	map.addControl(new GSmallMapControl());
	map.setCenter(new GLatLng(47,2, 1.2), 8);
// 	map.setMapType(map.getMapTypes()[0]);
 
//         map.setCenter(new GLatLng(47,2, 1.2), 8);
//         map.addOverlay(myTileLayer);
	addHybridLayers(map, ['http://fundrace.huffingtonpost.com/gmaps/tiles/white.png'], new GLatLng(47,2, 1.2), 8);
 
      }
    }
 
    function addHybridLayers(aMap, tile_urls, labels, centerPoint, zoom)
    {
      var tilelayers = [];
      var hybridLayer = [];
 
      CustomMapTypes = [];
 
      for (var mapIndex = 0; mapIndex < tile_urls.length; mapIndex++)
      {
	tilelayers[mapIndex] = new GTileLayer(new GCopyrightCollection("Huffington Post"),5,15);
	tilelayers[mapIndex].getCopyright = function(a,b) { return {prefix:"Imagery: &#169; 2007", copyrightTexts:["Huffington Post"]}; }
	tilelayers[mapIndex].getTileUrl = tile_urls[mapIndex];
 
	hybridLayer[mapIndex] = [
	tilelayers[mapIndex],                  // a reference to the tile layer from the first custom map
	G_HYBRID_MAP.getTileLayers()[1] // a reference to the upper tile layer of the hybrid map
	];
	CustomMapTypes[mapIndex] = new GMapType(hybridLayer[mapIndex], G_SATELLITE_MAP.getProjection(), labels[mapIndex]);
	CustomMapTypes[mapIndex].getMinimumResolution = function() {return 3;};
 
	CustomMapTypes[mapIndex].getMaximumResolution = function() {return 16;};
 
	aMap.addMapType(CustomMapTypes[mapIndex]);
      }
 
      aMap.removeMapType(G_SATELLITE_MAP);
      aMap.removeMapType(G_HYBRID_MAP);
      aMap.removeMapType(G_NORMAL_MAP);
 
    }