$th = array(_("Item Code"), _("Item Description"), _("Quantity"), _("Unit"),
_("Price"), _("Discount"), _("Total"), _("Quantity Delivered"));
table_header($th);
$th = array(_("Item Code"), _("Item Description"), _("Quantity"), _("Unit"),
_("Price"), _("Discount"), _("Total"), _("Quantity Delivered"));
table_header($th);