Oscar Lok wrote:

> Hai,
> It is neat and simple(compare to others programing)! Very easy to
> understand!
> 
> Thanks!

You are welcome. I sincerely hope you will also read Hugh Sasse's post. It
offers more general guidance. IOW I gave you a fish, but he tries to teach
you how to fish.

-- 
Paul Lutus
http://www.arachnoid.com