// Page 265-267

import java.awt.*;
import java.applet.*;
public class Iterates extends Applet implements Runnable
{
	Thread my = null;
	int flag = 0;
	Image img;	// Image object
	MediaTracker tr;

	public void start()
	{
		my = new Thread(this);
		my.start();
	}

	public void run()
	{
		while(true)
		{
			for(flag=0; flag<6; flag++)
			{
				repaint();
				try {
					my.sleep(2000);
				}
				catch(InterruptedException e){ }
			}
		}
	}
	public void stop()
	{
		my.stop();
		my = null;
	}
	public void paint(Graphics g)
	{
		tr = new MediaTracker(this);
		if(flag == 0)
			img = getImage(getCodeBase(), "s1.jpg");
		if(flag == 1)
			img = getImage(getCodeBase(), "s2.jpg");
		if(flag == 2)
			img = getImage(getCodeBase(), "s3.jpg");
		if(flag == 3)
			img = getImage(getCodeBase(), "s4.jpg");
		if(flag == 4)
			img = getImage(getCodeBase(), "s5.jpg");
		if(flag == 5)
			img = getImage(getCodeBase(), "s6.jpg");
		tr.addImage(img, 0);
		g.drawImage(img, 50, 50, 600, 350, this);
	}
}