final VerticalPanel panel = new VerticalPanel();
HorizontalPanel hp = new HorizontalPanel();
Constants constants = GWT.create(Constants.class);
hp.add(new SmallLabel(constants.FactTypes()));
hp.add(new ClickableLabel(constants.hide(),
new ClickHandler() {
public void onClick(com.google.gwt.event.dom.client.ClickEvent event) {
panel.setVisible(false);
}