private void Image_Mypage_btn1_PointerReleased(object sender, PointerRoutedEventArgs e)
{
Image_Mypage2_btn1.SetBinding(Image.SourceProperty, SetProperty("Assets/MY_middleicon/file_on.png"));
Image_Mypage2_btn2.SetBinding(Image.SourceProperty, SetProperty("Assets/MY_middleicon/message_off.png"));
Frame_MyPage2.Navigate(typeof(MyPage_Another_SubPage1));
}
/// <summary>
/// Invoked when this page is about to be displayed in a Frame.
/// </summary>
/// <param name="e">Event data that describes how this page was reached.
/// This parameter is typically used to configure the page.</param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
Frame_MyPage2.Navigate(typeof(MyPage_Another_SubPage1));
Initialize_MyPage2();
}