rem: messenger.MarkMessageRead(tree.database, treeItem, unread); 
add: messenger.MarkMessageRead(tree.database, treeItem.resource, unread); 
context: function ToggleMessageRead(treeItem){	var tree = GetThreadTree();	var status = treeItem.getAttribute('Status');	var unread = (status == " ") || (status == "new");	messenger.MarkMessageRead(tree.database, treeItem, unread);}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/9b43feaaa8b383fa407902f27b368da1b89d38c1/commandglue.js/clean/mailnews/base/resources/content/commandglue.js