final UIRadioButton balls128 = new UIRadioButton("128");
balls128.setLayoutData(new AnchorLayoutData(Alignment.TOP_LEFT, balls64, Alignment.BOTTOM_LEFT, 0, -5));
balls128.setSelectable(true);
balls128.setSelected(true);
balls128.addActionListener(new ActionListener() {
public void actionPerformed(final ActionEvent event) {
resetBalls(128);
}
});
balls128.setGroup(ballsGroup);