Applet program to change background color

import java.applet.*;
import java.awt.*;
import java.awt.event.*;
public class bgcolor extends Applet  implements ActionListener
{
Button b1;
public void init()
{
b1=new Button("Bgcolor");
setFont(new Font("Arial",Font.BOLD,24));
add(b1);
b1.addActionListener(this);
}
public void actionPerformed(ActionEvent e)
{
double x=Math.random()*255;
double y=Math.random()*255;
double z=Math.random()*255;
int r,g,b;
r=(int)x;
g=(int)y;
b=(int)z;
setBackground(new Color(r,g,b));
}
}
/*<applet code=bgcolor height=400 width=800>
</applet>*/