rem: MarkMessagesRead(tree.database, messageArray, unread); 
add: MarkMessagesRead(tree.database, messageArray, isUnread); 
context: function ToggleMessageRead(treeItem){	var tree = GetThreadTree();	var isUnread = treeItem.getAttribute('IsUnread');	var unread = (isUnread == "true");	var messageResource = RDF.GetResource(treeItem.getAttribute('id'));	var message = messageResource.QueryInterface(Components.interfaces.nsIMessage);	var messageArray = new Array(1);	messageArray[0] = message;	MarkMessagesRead(tree.database, messageArray, unread);}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/f4f6b7732ff85e449e35ee887304f59c8370dbef/commandglue.js/buggy/mailnews/base/resources/content/commandglue.js