rem: if (gBrowser) 
add: if ("undefined" != typeof(gBrowser)) 
context: function onBrowserLoad() {  if (gBrowser)    gBrowser.addProgressListener(reporterListener);}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/1d380fa7320646880513079750806d900f3793be/reporterOverlay.js/buggy/extensions/reporter/resources/content/reporter/reporterOverlay.js