} //end while there are line items to print out
$display_sub_tot = price_format($sub_total);
label_row(_("Sub-total"), $display_sub_tot, "colspan=6 align=right",
} //end while there are line items to print out
$display_sub_tot = price_format($sub_total);
label_row(_("Sub-total"), $display_sub_tot, "colspan=6 align=right",