private void Delete(object sender, EventArgs args)
 {
     if (MessageBox.Show("Do you want to delete the customer?", "Delete", MessageBoxButtons.YesNo) == DialogResult.Yes)
     {
         mModel.Delete();
         GoBack();
     }
 }
 private void btnDel_Click(object sender, EventArgs e)
 {
     if (WinFormUtil.Confirm("Do you want to delete the customer?", "Delete") == DialogResult.Yes)
     {
         mModel.Delete();
         this.Close();
     }
 }