Racing game does not work(HELP!!!!)

[Edward Sie]

I cannot make the image display from html, and it din give me any error~ can help me solve the errori have doe in my applet?

import java.applet.*;
import java.awt.*;
import java.util.*;
import java.net.*;
import java.net.URL;
import java.io.*;
import javax.imageio.*;
import javax.swing.*;

public class Player extends java.applet.Applet implements Runnable{
	private String name;
	private int age;
	private int x, y;
	private Image img;
	private String imgUrl="images/";
	private int speed;

	Thread th;
	URL Url;

	public Player(String name, int age, int x, int y, int speed,  String imgName){
		this.name = name;
		this.age = age;
		this.x = x;
		this.y = y;
		//imgUrl+=imgName;
		this.imgUrl = imgUrl;
	}

	public String getName() {
    	return name;
  	}

	public void setName(String name) {
	    this.name = name;
	}

	public int getSpeed() {
    	return speed;
  	}

	public void setSpeed(int speed) {
	    this.speed = speed;
	}

	public int getAge(){
		return age;
	}

	public void setAge(int age){
	  	this.age = age;
	}

	public int getX(){
	  	return x;
	}

	public void setX(int x){
	  	this.x = x;
	}

	public int getY(){
	    return y;
	}

	public void setY(int y){
		this.y=y;
	}

	public String getImgUrl(){
   		return imgUrl;
    }

    public void setImgUrl(String imgUrl){
    	this.imgUrl=imgUrl;
    }

    public void setImg(Image img){

   		img=this.getImage(this.getCodeBase(),imgUrl);
    }

    public Image getImg(){
		return img;
	}

	public void run(){
			while(true){
			repaint();
			x -=speed;
			try{
				Thread.sleep(5);
			}catch(InterruptedException e){
				break;
			}
		}
	}
}
import java.awt.*;
import javax.swing.*;
import java.net.URL;
import java.io.*;
import javax.imageio.*;
import java.util.concurrent.*;

public class RaceAnimate extends JApplet{

	Player player1 = new Player("Edward", 19, 0, 130, 5, "images/car1(new).png");
	Player player2 = new Player("Johnson", 21, 0, 260, 6, "images/car2(new).png");
	Player player3 = new Player("Bernard", 21, 0, 400, 7, "images/car3(new).png");

	ExecutorService executor = Executors.newCachedThreadPool();

	Thread th=null;

    public void init(){

 		executor.execute(player1);
 		executor.execute(player2);
 		executor.execute(player3);
    }

	public void update(Graphics g) {
		paint(g);
	}

	public void paint(Graphics g){
		g.drawImage(player1.getImg(),player1.getX(),player1.getY(),this);
		g.drawImage(player2.getImg(),player2.getX(),player2.getY(),this);
		g.drawImage(player3.getImg(),player3.getX(),player3.getY(),this);
	}
}