$sql .= db_escape($po_obj->supplier_id) . "," .
db_escape($po_obj->Comments) . ",'" .
date2sql($po_obj->orig_order_date) . "', " .
db_escape($po_obj->reference) . ", " .
db_escape($po_obj->supp_ref) . ", " .
db_escape($po_obj->Location) . ", " .
$sql .= db_escape($po_obj->supplier_id) . "," .
db_escape($po_obj->Comments) . ",'" .
date2sql($po_obj->orig_order_date) . "', " .
db_escape($po_obj->reference) . ", " .
db_escape($po_obj->supp_ref) . ", " .
db_escape($po_obj->Location) . ", " .