this.getStackDump = function(){    var lines = [];    for (var frame = Components.stack; frame; frame = frame.caller)        lines.push(frame.filename + " (" + frame.lineNumber + ")");        return lines.join("\n");};
2454	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/2454/8237a6359bebacf3e34f1134ef713c687c8e3edb/lib.js/clean/extension/content/firebug/lib.js