rem: ShowMenuItem("folderPaneContext-remove", showRemove); EnableMenuItem("folderPaneContext-remove", true); 
add: ShowMenuItem("folderPaneContext-remove", showRemove); EnableMenuItem("folderPaneContext-remove", true); 
context: function SetupRemoveMenuItem(targetFolder, numSelected, isServer, serverType, specialFolder){	var isMail = serverType != 'nntp';	var isSpecialFolder = specialFolder != "none";	//Can't currently delete Accounts or special folders.	var showRemove = (numSelected <=1) && (isMail && !isSpecialFolder) && !isServer;	ShowMenuItem("folderPaneContext-remove", showRemove);	EnableMenuItem("folderPaneContext-remove", true);	if(isMail && !isSpecialFolder)	{		SetMenuItemValue("folderPaneContext-remove", gMessengerBundle.getString("removeFolder"));	}}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/0b2dd2b2d2fd037df917e07645fa019a963332a5/mailContextMenus.js/clean/mailnews/base/resources/content/mailContextMenus.js