private void Button_Click_1(object sender, RoutedEventArgs e)
        {
            WorkerChange workerChange = new WorkerChange();

            workerChange.Show();
            this.Close();
        }
        private void sendBackRegistration(object sender, RoutedEventArgs e)
        {
            WorkerChange workerChange = new WorkerChange();

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