add: if (this.sphericalMercator) { OpenLayers.Util.extend(this, OpenLayers.Layer.SphericalMercator); this.initMercatorParameters(); } 
context:     initialize: function(name, options) {        OpenLayers.Layer.EventPane.prototype.initialize.apply(this, arguments);        OpenLayers.Layer.FixedZoomLevels.prototype.initialize.apply(this,                                                                     arguments);        this.addContainerPxFunction();    },
meta: 1027	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/1027/0aba585bc0e9f244e1f004f17a3fc4892fc1f394/Google.js/clean/lib/OpenLayers/Layer/Google.js