rem: this.webNavigation.loadURI(aURL, nsIWebNavigation.LOAD_FLAGS_NONE, null, null, null); 
add: try { this.webNavigation.loadURI(aURL, nsIWebNavigation.LOAD_FLAGS_NONE, null, null, null); } catch(ex) {   } 
context:   browseToURL: function(aURL)  {    this.webNavigation.loadURI(aURL, nsIWebNavigation.LOAD_FLAGS_NONE, null, null, null);  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/33b8c14d9da056adb9f3bbc1abbf24377fe5d6c5/inspector.js/buggy/extensions/inspector/resources/content/inspector.js