rem: var treeitem = createSmtpTreeItem(server, isDefault); treechildren.appendChild(treeitem); 
add:  if (!server.redirectorType) { var treeitem = createSmtpTreeItem(server, isDefault); treechildren.appendChild(treeitem); }  
context: function fillSmtpServers(treechildren, servers, defaultServer){    if (!treechildren) return;    if (!servers) return;    var serverCount = servers.Count();    for (var i=0 ; i<serverCount; i++) {        var server = servers.QueryElementAt(i, Components.interfaces.nsISmtpServer);        var isDefault = (defaultServer.key == server.key);        var treeitem = createSmtpTreeItem(server, isDefault);        treechildren.appendChild(treeitem);    }}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/af0de84298da11791cf0a9298fdd11482a6deff9/SmtpServerList.js/clean/mailnews/base/prefs/resources/content/SmtpServerList.js