import java.applet.Applet;
import java.awt.*;
import java.awt.Color;
import java.awt.Graphics;

public class johan extends Applet implements Runnable {

String texto=" "; 
Thread runner;

public void paint (Graphics g)
{g.setColor(Color.black);
 g.drawString(texto,0,50);} 

public void start()
{if (runner==null)
{runner= new Thread(this);
 runner.start();}
}


   
public void init()
{setBackground(Color.red);
}

 public void run()
{int i;i=0; texto="a";
while (true)
{if (i>100000) {texto="cambio";}
    i++; 
repaint();}
} 



public void stop()
{if (runner==null)
      {runner.stop();runner=null;}
}

    
}