class SC_Helper_DB_Ex extends SC_Helper_DB {
 
function sfTotalConfirm($arrData, &$objPage, &$objCartSess, $objCustomer = "") {
$arrData = parent::sfTotalConfirm($arrData, $objPage, $objCartSess, $objCustomer);
if ($objCustomer != "" && $objCustomer->isLoginSuccess()) {
$arrData['total'] -= $arrData['deliv_fee'];
$arrData['payment_total'] -= $arrData['deliv_fee'];
$arrData['deliv_fee'] = 0;
}
return $arrData;
}
}