public void List_RightTapped(object sender, RightTappedRoutedEventArgs e)
        {
            AllServerViewModel model = this.ViewModel as AllServerViewModel;

            if (model.List_RightTapped(sender, e))
            {
                site_flyout.ShowAt(ServerList, e.GetPosition(this.ServerList));
            }
        }
        private void OnLoaded(object sender, RoutedEventArgs e)
        {
            AllServerViewModel model = this.ViewModel as AllServerViewModel;

            model.SetFrame(this.RightFrame1, this.RightFrame2);
        }