public function printDialog()
 {
     // override printDialog, set supplier email
     if (strtolower($this->_data['printaction']) == 'print_single_remittance') {
         if (!$this->checkParams('id') || !$this->loadData()) {
             $this->dataError();
             sendBack();
         }
         $transaction = $this->_uses[$this->modeltype];
         $supplier = DataObjectFactory::Factory('PLSupplier');
         $supplier->load($transaction->plmaster_id);
         $this->view->set('email', $supplier->email_remittance());
     }
     parent::printDialog();
 }