Article on how to validate user email addresses in no time using a simple VBScript function in ASP. http://stardeveloper.com/articles/display.html?article=2002012601&page...
All good websites need to be able to send and recieve email. We will use ASP and CDONTS for this task. http://tutorials.programmingsite.co.uk/aspsendmail.php
If you use this code, with the changes suggested in the comments, you will be able to completely validate a submitted e-mail address. http://www.bytemycode.com/snippets/snippet/114/