private JScrollPane createScrollPaneForToolBar(JToolBar tb) {
    JScrollPane tempJScrollPane = 
      new JScrollPane(tb, 
                      JScrollPane.VERTICAL_SCROLLBAR_NEVER,
                      JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
    
    Dimension d = tb.getPreferredSize();
    tempJScrollPane.setMinimumSize(new Dimension((int)d.getWidth(),
                                                 (int)(d.getHeight()+15)));
    tempJScrollPane.setPreferredSize(new Dimension((int)d.getWidth(),
                                                   (int)(d.getHeight()+15)));
    tempJScrollPane.getHorizontalScrollBar().setUnitIncrement(
        m_ScrollBarIncrementComponents);

    return tempJScrollPane;
  }