01: import javax.swing.*;
02: 
03: public class IconTester
04: {
05:    public static void main(String[] args)
06:    {
07:       JOptionPane.showMessageDialog(
08:             null, 
09:             "Hello, Mars!",
10:             "Message",
11:             JOptionPane.INFORMATION_MESSAGE,
12:             new MarsIcon(50));
13:       System.exit(0);
14:    }
15: }
16: