private void MenuOfflineClick(object sender, RoutedEventArgs e) { var g = new GameList(); var sg = new StartGame(); g.Row2.Height = new GridLength(25); g.btnCancel.Click += delegate(object o, RoutedEventArgs args) { Program.LauncherWindow.NavigationService.GoBack(); }; g.OnGameClick += GOnOnGameClick; Program.LauncherWindow.Navigate(g); }