this.wizardModel = wizardModel;
form = newForm(FORM_ID);
addOrReplace(form);
// dummy view to be replaced
form.addOrReplace(new WebMarkupContainer(HEADER_ID));
form.addOrReplace(newFeedbackPanel(FEEDBACK_ID));
// add dummy view; will be replaced on initialization
form.addOrReplace(new WebMarkupContainer(VIEW_ID));
form.addOrReplace(newButtonBar(BUTTONS_ID));
form.addOrReplace(newOverviewBar(OVERVIEW_ID));
wizardModel.addListener(this);