case (JScrollBar.HORIZONTAL):
case JScrollBar.HORIZONTAL:
  protected void installComponents()  {    int orientation = scrollbar.getOrientation();    switch (orientation)      {      case (JScrollBar.HORIZONTAL):        incrButton = createIncreaseButton(EAST);        decrButton = createDecreaseButton(WEST);        break;      default:        incrButton = createIncreaseButton(SOUTH);        decrButton = createDecreaseButton(NORTH);        break;      }    if (incrButton != null)      scrollbar.add(incrButton);    if (decrButton != null)      scrollbar.add(decrButton);  }