$inv->tax_included = $cart->tax_included;
$supp = get_supplier($cart->supplier_id);
$inv->tax_group_id = $supp['tax_group_id'];
- $inv->ov_discount = 0; // ov-discount set to zero to avoid DB error on insert
$inv->ov_amount = $inv->ov_gst = $inv->ov_discount = 0;