/** Method declaration */
  void updateResult() {

    if (iResult == 0) {

      // in case 'help' has removed the grid
      if (bHelp) {
        pResult.removeAll();
        pResult.add("Center", gResult);
        pResult.doLayout();

        bHelp = false;
      }

      gResult.update();
      gResult.repaint();
    } else {
      showResultInText();
    }

    txtCommand.selectAll();
    txtCommand.requestFocus();
  }