protected void btnConfirmYes_Click(object sender, System.EventArgs e)
 {
     UserConfirmUpdatePanel.Update();
     ConfirmationModalPopupExtender.Hide();
 }
 protected void ConfirmPopupCloseImageButton_Click(object sender, ImageClickEventArgs e)
 {
     UserConfirmUpdatePanel.Update();
     ConfirmationModalPopupExtender.Hide();
 }