import java.applet.*; 
import java.awt.*; 
import java.awt.event.*; 

public class MyApplet extends Applet implements ActionListener 
{ 
  public void init() 
  { 
    Button Beep = new Button("Beep"); 
    Beep.addActionListener(this); 
    add(Beep); 
  } 

  public void actionPerformed(ActionEvent ev) 
  { 
    Toolkit Tk = getToolkit(); 
    Tk.beep(); 
  } 
}