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