Convert this from Google Maps API v2 to v3
问题 This works on Google Maps API v2, now how do I convert this to API v3? Thanks // - Radar 1 Overlay Tiles var radar_layer= new GTileLayer(new GCopyrightCollection(""),1,17); radar_layer.getTileUrl=function(tile,zoom) { var llp = new GPoint(tile.x*256,(tile.y+1)*256); var urp = new GPoint((tile.x+1)*256,tile.y*256); var ll = G_NORMAL_MAP.getProjection().fromPixelToLatLng(llp,zoom); var ur = G_NORMAL_MAP.getProjection().fromPixelToLatLng(urp,zoom); var dt = new Date(); var nowtime = dt.getTime()