Dear Chifan,
My apologies there I got a bit mixed up.
See Q01 in faq807-2966 that may help
Both that Faq and faq807-3000 has some answers to other Q's too.
Regards Jim
Check the FAQ area of this Forum for answers (If there are any FAQs!) , it could save you a lot of time and effort and means that links are more likely to be current. Please 'Comment' on them if they are not!