public function ajaxAddMoreLogRowsAction()
 {
     $this->_helper->layout->disableLayout();
     $start = $this->_request->getParam('start');
     $end = $this->_request->getParam('end');
     $item_pack_sizes = new Model_ItemPackSizes();
     $items = $item_pack_sizes->logBookItemPackSize();
     $this->view->items = $items;
     $locations = new Model_Locations();
     $result = $locations->getSindhDistricts();
     $this->view->locations = $result;
     $this->view->start = $start;
     $this->view->end = $end;
 }