rem: throw BadMojo (ERR_REQUIRED_PARAM, "f"); 
add: throw new BadMojo (ERR_REQUIRED_PARAM, "f"); 
context: function formatFrame (f){    if (!f)        throw BadMojo (ERR_REQUIRED_PARAM, "f");     return getMsg (MSN_FMT_FRAME,                   [f.script.functionName, formatArguments(f.scope),                    f.script.fileName, f.line]);    return s;}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/7adb0389b4ac0f7098dce88d5702bd166d522191/venkman-debugger.js/clean/extensions/venkman/resources/content/venkman-debugger.js