private void VcardResult(object sender, IQ iq, object data)
        {
            Jid jid = (Jid)data;
            if (!cm.users.ContainsKey(jid.Bare))
            {
                if (iq.Type == IqType.result)
                {
                    UserJabber user = new UserJabber();
                    Vcard vcard = iq.Vcard;
                    if (vcard != null)
                    {
                        user.FullName = vcard.Fullname;
                        user.Nickname = vcard.Nickname;

                        user.Description = vcard.Description;
                        user.jid = jid;

                        cm.users.Add(jid.Bare, user);

                    }

                }
            }
        }
 public void OnSelect(object sender, RoutedEventArgs e)
 {
     RefreshConversation();
     body.IsEnabled = true;
     body.Text = "";
     userSelected = (UserJabber)listBox1.SelectedItem;
 }