import java.applet.Applet;
import java.awt.*;
public class Shiyan6_4 extends Applet
{
	Image[] im;
	int x=5;
	int y=0;
	public void init()
	{
		im=new Image[x];
		for(int i=0;i<x;i++)
			im[i]=getImage(getDocumentBase(),"3"+i+".jpg");
	}
	public void paint(Graphics g) 
	{
		g.drawImage(im[y],20,20,250,250,this);
		y=++y%x;
		try
		{
				Thread.sleep(800);	
		}
		catch (InterruptedException e)
		{
		}
		repaint();
	}
}