static void OnAnnouncment(WorldClient client, CMSG msgID, BinReader data)
        {
            string ChanName = (string)data.ReadString();

            if (ChanName != null)
            {
                Channel Chan;
                if ((Chan = ChanExists(ChanName)) != null)
                {
                    if (Chan.announcment)
                    {
                        Chan.AnnouncmentOff(client);
                    }
                    else
                    {
                        Chan.AnnouncmentOn(client);
                    }
                }
            }
        }