this.options.maxResolution = this.extent.getWidth() / this.size.w; 
this.options.maxResolution = this.extent.getWidth() / this.size.w; 
    setMap: function(map) {        // If nothing to do with resolutions has been set, assume a single        //  resolution determined by extent/size        if( this.options.maxResolution == null ) {        	this.options.maxResolution = this.extent.getWidth() / this.size.w;        }        OpenLayers.Layer.prototype.setMap.apply(this, arguments);    },
2032	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/2032/919af2ff90c3f2fd3a722d8c67ad337a63a8f84a/Image.js/clean/lib/OpenLayers/Layer/Image.js