$max = round2($itm->quantity - $itm->qty_done, get_unit_dec($itm->stock_id));
}
if (check_num('Line'.$line_no, $min, $max)) {
$max = round2($itm->quantity - $itm->qty_done, get_unit_dec($itm->stock_id));
}
if (check_num('Line'.$line_no, $min, $max)) {