private void GetRegistrationFields(object data)
{
// <iq type='get' id='reg1'>
// <query xmlns='jabber:iq:register'/>
// </iq>
RegisterIq regIq = new RegisterIq(IqType.get, new Jid(base.Server));
IqGrabber.SendIq(regIq, new IqCB(OnRegistrationFieldsResult), data);
}