rem: document.getElementById('defaultFeedClient').checked = mapiRegistry.isDefaultFeedClient; 
add: document.getElementById('defaultFeedClient').checked = mapiRegistry.isDefaultFeedClient; 
context:   onReadDefaultFeedPref: function()  {    var mapiRegistry = Components.classes["@mozilla.org/mapiregistry;1"].getService(Components.interfaces.nsIMapiRegistry);    document.getElementById('defaultFeedClient').checked = mapiRegistry.isDefaultFeedClient;       return mapiRegistry.isDefaultFeedClient;     },
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/8c489d6d63144f8c33664052c3194b842c9c5640/general.js/buggy/mail/components/preferences/general.js