rem: if (helperAppLoader) 
add: if (helperAppLoader && !completed) 
context: function onCancel (){   // Cancel app launcher.   if (helperAppLoader)   {     try     {       helperAppLoader.Cancel();     }     catch( exception ) {}   }  // Close up dialog by returning true.  return true;}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/f28a335e3cbc36d2e05b69b68477b681e0097a13/helperAppDldProgress.js/buggy/xpfe/components/ucth/resources/helperAppDldProgress.js