internal static void GetUserLoginAsync(GetUserLoginCallBack callback)
 {
     Guid callerKey = Guid.NewGuid();
     ApartmentServiceClient proxy = GetProxy(callerKey, callback);
     proxy.GetUserLoginCompleted += new EventHandler<GetUserLoginCompletedEventArgs>(proxy_GetUserLoginCompleted);
     proxy.GetUserLoginAsync(callerKey);
 }
        internal static void GetUserLoginAsync(GetUserLoginCallBack callback)
        {
            Guid callerKey = Guid.NewGuid();
            ApartmentServiceClient proxy = GetProxy(callerKey, callback);

            proxy.GetUserLoginCompleted += new EventHandler <GetUserLoginCompletedEventArgs>(proxy_GetUserLoginCompleted);
            proxy.GetUserLoginAsync(callerKey);
        }