rem: this.ErrorMessage = function(message, href, lineNo, source, category, context) 
add: this.ErrorMessage = function(message, href, lineNo, source, category, context, trace) 
context: this.ErrorMessage = function(message, href, lineNo, source, category, context){    this.message = message;    this.href = href;    this.lineNo = lineNo;    this.source = source;    this.category = category;    this.context = context;};
meta: 7450	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/7450/8237a6359bebacf3e34f1134ef713c687c8e3edb/lib.js/clean/extension/content/firebug/lib.js