helpText.setPrefWidth(helpTextPane.getPrefWidth() - 35d);
helpText.textProperty().addListener(new ChangeListener<String>() {
@Override
public void changed(ObservableValue<? extends String> observable, String oldValue,
String newValue) {
helpTextTimeline.stop();
if (newValue != null && newValue.length() > 0 &&
!newValue.equals(RS.rbLabel(UGateUtil.HELP_TEXT_DEFAULT_KEY))) {
helpTextTimeline.play();
}
}