>I have a form with an 2 email entry boxes. I combine the 2 boxes to form the email address.
>lcEmail = .txt1.value + '@' + .txt2.value
>
>Anyone have a list of illegal characters ?
>The ones I know off the top of my head...
>'@' '/' '\' '&'
>
>Any others would be appreciated.

Maybe this helps:

http://email.about.com/library/weekly/aa062298.htm