0) {
$open_invoices = db_query("SELECT record_num FROM invoice_header WHERE school_num = $school_num AND status = 'Open' ORDER BY record_num");
$row = db_fetch_assoc($open_invoices);
$invoice_num = sprintf("%06d",$row['record_num'] + 500);
$inv_link = "View Open Invoice #$invoice_num";
?>