-label_cells(_("Ordered On"), $_SESSION['Items']->orig_order_date, "class='tableheader2'");
-label_cells(_("Requested Delivery"), $_SESSION['Items']->delivery_date, "class='tableheader2'");
+label_cells(_("Ordered On"), $_SESSION['Items']->document_date, "class='tableheader2'");
+label_cells(_("Requested Delivery"), $_SESSION['Items']->due_date, "class='tableheader2'");