rem: prompter.checkForUpdates(); 
add: prompter.checkForUpdates(window); 
context:   checkForUpdates: function ()  {    var prompter = Components.classes["@mozilla.org/updates/update-prompt;1"]                             .createInstance(Components.interfaces.nsIUpdatePrompt);    prompter.checkForUpdates();    },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/adbdd8367be4043b49ef695db6754e9fbff9687b/advanced.js/buggy/browser/components/preferences/advanced.js