private void HandleNativeNavigationMessage(MyFirstPage sender, NativeNavigationArgs args)
		{
			StartActivity(typeof(MyThirdActivity));
		}
 private void HandleNativeNavigationMessage(MyFirstPage sender, NativeNavigationArgs args)
 {
     StartActivity(typeof(MyThirdActivity));
 }
		private void HandleNativeNavigationMessage(MyFirstPage sender, NativeNavigationArgs args)
		{
			sender.Navigation.PushAsync(args.Page);
		}
 private void HandleNativeNavigationMessage(MyFirstPage sender, NativeNavigationArgs args)
 {
     sender.Navigation.PushAsync(args.Page);
 }