code: @Override
  	public void onBeforeRender()
  	{
  		addOrReplace(contentPanel = newContentPanel("contentPanel"));
  		addOrReplace(form = newForm("form", getModel()));
  		form.addOrReplace(motivation = newMotivation("motivation", getModel()));
  		// Create submit button for the form
  		submitButton = newButton("submitButton");
  		submitButton.addOrReplace(buttonLabel = newButtonLabel("buttonLabel",
  			"sem.main.global.deregistration.user.label", "Deregister"));
  		form.addOrReplace(submitButton);
  		super.onBeforeRender();
  	}
docs: {@inheritDoc}