public HtmlResponse prev(final ListForm form) {
        saveToken();
        return doMove(form, -1);
    }

    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse next(final ListForm form) {
        saveToken();
        return doMove(form, 1);
    }

    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse move(final ListForm form) {
        saveToken();