applet to call another window applet

[ken2010]

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public abstract class musicOnWeb extends christDoes implements WindowListener{

static JFrame frame;
static JPanel panel, panelNorth;
JLabel lName;
JButton btnName;

public musicOnWeb()
{
frame= new JFrame();
panel = new JPanel();
frame.getContentPane().add(panel);
panelNorth = new JPanel();
panel.setLayout(new BorderLayout());
panel.add(panelNorth, BorderLayout.NORTH);
lName = new JLabel("MusicOnWeb" +"\n" +"An Online Music Store", Label.CENTER);
btnName = new JButton("click me");

// btnName.addWindowListener(this);

panelNorth.setLayout(new FlowLayout(FlowLayout.CENTER));
panelNorth.add(lName);
panelNorth.add(btnName);
}

public void windowOpened(WindowEvent we){
Object obj = we.getSource();
if(obj==btnName){
christDoes cd= new christDoes();
// cd.windowOpened();
}
}
public static void main(String args[])
{
// musicOnWeb mow = new musicOnWeb();
frame.setVisible(true);
frame.setSize(400, 400);
}
}
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please i want the applet to call another window applet when the btnName is clicked