<window title="new page title" border="normal" apply="demo.Tooltip">
<popup id="iconPopup" zclass="none">
	<image id="imgPreviewIconImage" />
</popup>
</window>

package demo;
public class Tooltip extends GenericForwardComposer {
	private Image imgPreviewIconImage;

	@Override
	public void doAfterCompose(Component comp) throws Exception {
		super.doAfterCompose(comp);
	}
	
	public void onCreate$iconPopup(Event event) {
		System.out.println("create");
		imgPreviewIconImage.setSrc("/img/btn_off_center.PNG");
	}
}