public function detailBatchAction()
 {
     $this->_helper->layout->disableLayout();
     // $form = new Form_StockBatch();
     if (isset($this->_request->batch_detail_id) && !empty($this->_request->batch_detail_id)) {
         $placement = new Model_Placements();
         $stock_batch = $this->_request->batch_detail_id;
         $result = $placement->getPlacementByBatch($stock_batch);
         $this->view->result = $result;
     }
 }