rem: return Math.max( extent.getWidth()  / viewSize.w, extent.getHeight() / viewSize.h ); }, 
add:  if ((viewSize != null) && (extent != null)) { resolution = Math.max( extent.getWidth()  / viewSize.w, extent.getHeight() / viewSize.h ); } return resolution; }, 
context:     getResolution: function() {        var viewSize = this.map.getSize();        var extent = this.getExtent();        return Math.max( extent.getWidth()  / viewSize.w,                         extent.getHeight() / viewSize.h );    },
meta: 1027	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1027/a1a1128ac7097009fb33fe7e75d64d43bf15d05d/FixedZoomLevels.js/buggy/lib/OpenLayers/Layer/FixedZoomLevels.js