rem: prompter.showUpdateHistory(window); 
add: prompter.showUpdateHistory(window); 
context:   showUpdates: function ()  {    var prompter = Components.classes["@mozilla.org/updates/update-prompt;1"]                             .createInstance(Components.interfaces.nsIUpdatePrompt);    prompter.showUpdateHistory(window);    },
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/7d6b7ac23548b0c5a304de4c0eb1ada63c5c7b19/advanced.js/clean/mail/components/preferences/advanced.js