private void dataGridView1_KeyDown(object sender, KeyEventArgs e)
 {
     try {
         if (e.KeyCode == Keys.Enter)
         {
             SelectUnderlying(enteredKey);
             e.Handled  = true;
             enteredKey = "";
         }
         else
         {
             GlobalUtility.KeyDecoder(e, ref enteredKey);
         }
     } catch (Exception ex) {
         MessageBox.Show(ex.Message);
     }
 }