Label status = new Label();
Label onMouseOverAndOutStatus = new Label();
viz.addSelectHandler(new SelectionDemo(viz, status));
viz.addReadyHandler(new ReadyDemo(status));
viz.addOnMouseOverHandler(new OnMouseOverDemo(onMouseOverAndOutStatus));
viz.addOnMouseOutHandler(new OnMouseOutDemo(onMouseOverAndOutStatus));
result.add(status);
result.add(viz);
result.add(onMouseOverAndOutStatus);
return result;