//
// two windows, 2 balls, different colors, ... 
// (see chapter 5.6)
//

import java.awt.Color;  

public class TwoBallWorld {

    public static void main (String [ ] args)
    {
	BallWorld world = new BallWorld (Color.red);
	world.show ();
	BallWorld world2 = new BallWorld (Color.yellow);
	world2.show ();
    }
}