private void btnRetry_Click(object sender, RoutedEventArgs e)
{
if (CashmaticCommands.IsConnected())
{
Debug.Log("CashmaticApp", "Button retry click");
_ob.ready2order.paymentMethod_id = _ob.panda.paymentMethodCASH;
Application.Current.MainWindow.Content = new PaymentPandingCash(_ob);
}
}