return (script)? this.getSourceForScript(script, context) : null; 
return (script)? this.getSourceLinkForScript(script, context) : null; 
this.findSourceForFunction = function(fn, context){    var script = this.findScriptForFunction(fn);    return (script)? this.getSourceForScript(script, context) : null;};
2454	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/2454/c5f013dccda5f25ec6c3894c73898353bae36759/lib.js/buggy/extension/content/firebug/lib.js