--- a/browser_side/dialog.py	Tue Nov 19 21:21:49 2013 +0100
+++ b/browser_side/dialog.py	Thu Nov 21 13:44:26 2013 +0100
@@ -140,7 +140,7 @@
         @param select: list of the contacts to select by default
         """
         self.contacts_list.clear()
-        contacts = self.host.contact_panel.getConnected()
+        contacts = self.host.contact_panel.getConnected(filter_muc=True)
         self.contacts_list.setVisibleItemCount(10 if len(contacts) > 5 else 5)
         self.contacts_list.addItem("")
         for contact in contacts:
@@ -218,6 +218,7 @@
         room_jid = self.getRoom()
         if room_jid != "" and "@" not in room_jid:
             Window.alert('You must enter a room jid in the form room@chat.%s' % self.host._defaultDomain)
+            return
         self.hide()
         self.callback(room_jid, self.getContacts())