rem: var selectedFolders = GetSelectedMsgFolders(); 
add: var selectedFolders = GetSelectedMsgFolders(); 
context: function IsOfflineSettingsEnabled(){    var selectedFolders = GetSelectedMsgFolders();    if (selectedFolders && (selectedFolders.length == 1))        return selectedFolders[0].supportsOffline;           return false;}
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/a5014eeb9603f1fcb5a28bfecb6ff6bcc4ee3e1e/mailWindowOverlay.js/buggy/mailnews/base/resources/content/mailWindowOverlay.js