public function ajaxProductPlacementDetailAction()
 {
     $this->_helper->layout->disableLayout();
     $form_values = $this->_request->getParams();
     $placment = new Model_Placements();
     if ($form_values['detail_summary'] == 1) {
         $this->view->result = $placment->getProductPlacmentSummary($form_values['product']);
     } else {
         $this->view->result = $placment->getProductPlacmentDetail($form_values['product']);
     }
     $this->view->detail_summary = $form_values['detail_summary'];
 }