@Override
      public void actionPerformed(ActionEvent e) {

        // without moving the focus, move down one page on the popup
        // menu, probably jumping to choices list
        if (popup.isVisible()) {
          boolean focusPopup = popup.isPopupFocused();
          popup.selectDownPage();
          popup.setPopupFocused(focusPopup);
        }
        else {
          showChoices();
        }
      }
@Override
      public void actionPerformed(ActionEvent e)