public function save_order()
 {
     $experience_array = $_POST['experience_id'];
     $order_array = $_POST['order'];
     $experience = new Experience();
     foreach ($experience_array as $key => $value) {
         $experience_id = $value;
         $experience_order = $order_array[$key];
         $experience->update('Experience', array('sequence' => $experience_order), 'id=' . $experience_id);
     }
     Flash::set('success', __('This experience sequence has been saved.'));
     redirect(get_url('experience'));
 }