protected function get_return_to_url()
 {
     /*
      *Edit Frame page?
      */
     if (isset($_POST['return_to_get']) || isset($_GET['return_to_get'])) {
         if ($_POST['return_to_get'] == 'edit_frame' || $_GET['return_to_get'] == 'edit_frame') {
             $url = Oedipus_DramaHelper::get_edit_frame_drama_page_url_for_frame_id($this->frame_id);
         }
     } else {
         /*
          *Normal Frame Page
          */
         $url = Oedipus_DramaHelper::get_drama_page_url_for_frame_id($this->frame_id);
     }
     /*
      *Set the Return Message in the Get
      */
     $url->set_get_variable('return_message', $this->get_return_message());
     return $url;
 }