private void button_withdraw_Click(object sender, RoutedEventArgs e)
{
WithdrawPage withDrawPage = new WithdrawPage();
NavigationService service = NavigationService.GetNavigationService(this);
service.Navigate(withDrawPage);
}
private void WithdrawButton(object sender, RoutedEventArgs e)
{
WithdrawPage withdrawPage = new WithdrawPage();
NavigationService.Navigate(withdrawPage);
}