$shifttype['actions'] = table_buttons([
        button(page_link_to('shifttypes') . '&action=edit&shifttype_id=' . $shifttype['id'], _('edit'), 'btn-xs'),
        button(page_link_to('shifttypes') . '&action=delete&shifttype_id=' . $shifttype['id'], _('delete'), 'btn-xs')
    ]);