public function municipality($where = null)
{
$crud = new Grocery_CRUD();
//$crud->set_model('crud_model');
$crud->set_table('place');
$crud->where('barangay', null);
$crud->where('municipality is not null');
$crud->set_subject('Municipalities')->set_theme('datatables')->columns('municipality', 'province')->add_fields('municipality', 'province')->edit_fields('province', 'municipality')->unset_delete()->unset_read();
$crud->callback_field('province', array($this, '_callback_province'));
$crud->required_fields('province');
$output = $crud->render();
$this->display_output($output);
}
