@Override
 public void onStepLeaving() {
   SelectTemplateSettings settings = SelectTemplateSettings.getInstance();
   settings.EXPERT_MODE = myExpertDecorator.isExpanded();
   myList.saveSelection();
 }
 @Override
 public void updateStep() {
   myList.resetSelection();
   myExpertDecorator.setOn(SelectTemplateSettings.getInstance().EXPERT_MODE);
 }