rem: getWebNavigation().stop(); 
add: try { getWebNavigation().stop(); } catch(ex) { } 
context: function BrowserStop(){  getWebNavigation().stop();}
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/a7fd382c2900a5551cc1a790107cedd909bd951a/navigator.js/buggy/suite/browser/navigator.js