private void menuBatchSubject_Click(object sender, RoutedEventArgs e)
 {
     Batch.BatchSubject ObjBatchSubject_Sub = new Batch.BatchSubject();
     Close();
     ObjBatchSubject_Sub.Show();
 }
 private void menuBatchSubject_Click(object sender, RoutedEventArgs e)
 {
     Batch.BatchSubject ObjBatchSubject_Sub = new Batch.BatchSubject();
     Close();
     ObjBatchSubject_Sub.Show();
 }