Custom scrollbar

Question

Good day
based on this post
http://forums.adobe.com/message/5526380#5526380
about the custom scrollbar thanks to zaxist for providing just one question how can i stop the scrollbar from duplicating when a button that takes me to a LABEL on the timeline is clicked because that is were my scrollable text is at the scrollbar works but it just duplicate itself on click.
am using this code
yepnope({nope:[ 'jquery.mCustomScrollbar.css',
                                                   'jquery.mousewheel.min.js',
                                                   'jquery.mCustomScrollbar.js',
                                                   'jquery-ui-1.8.21.custom.min.js',
                                                   'jquery-1.8.3.min.js',
                                                  ],complete: init});
          function init (){
                              sym.$("Fordnews").mCustomScrollbar({
                                        scrollInertia:500,
                                        scrollEasing:"easeOutCirc",
                                        scrollButtons:{
                                                  enable:true
thanks for your time
st

Answer 1

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
class Testing
  JButton btnAtTop, btnAtBottom;
  public void buildGUI()
    JScrollPane sp = new JScrollPane (new JTextArea(20,20));
    sp.getVerticalScrollBar().setUI(new javax.swing.plaf.metal.MetalScrollBarUI(){
      protected JButton createIncreaseButton(int orientation){
        btnAtBottom = super.createIncreaseButton(orientation);
        return btnAtBottom;
      protected JButton createDecreaseButton(int orientation){
        btnAtTop = super.createDecreaseButton(orientation);
        return btnAtTop;
    JFrame f = new JFrame();
    f.getContentPane().add(sp);
    f.setSize(400,300);
    f.setLocationRelativeTo(null);
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.setVisible(true);
    btnAtTop.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent ae){
        System.out.println("Going up");
    btnAtBottom.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent ae){
        System.out.println("Going down");
  public static void main(String[] args)
    SwingUtilities.invokeLater(new Runnable(){
      public void run(){
        new Testing().buildGUI();
}