Esempio n. 1
0
        private void Button_Click_30(object sender, RoutedEventArgs e)
        {
            Billls bill = new Billls();

            bill.Show();
            this.Close();
        }
        private void Back_Click(object sender, RoutedEventArgs e)
        {
            Billls rec = new Billls();

            rec.Show();
            this.Close();
        }