private void AuthManagerOnBusyStateChanged(object sender, BusyStateEventArgs e)
 {
     OnBusyStateChanged(e.IsBusy);
 }
		private void AuthenticationManagerOnBusyStateChanged(object sender, BusyStateEventArgs busyStateEventArgs)
		{
			if(IsBusy == busyStateEventArgs.IsBusy)
				return;
			IsBusy = busyStateEventArgs.IsBusy;
		}