need a simple registration script

I need a simple email registration script for people to sign up for a site opening. I need it done in cgi, go to an email address, an email confirmation sent A good example of how I want it to look and work is at http://www.americangroove.com. THE ONLY difference being I do not want a popup, I want the "Thank you" message to appear below the form or in the middle of the page. ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Installation package that will install the software (in ready-to-run condition) on the platform(s) specified in this bid request. 3) Complete ownership and distribution copyrights to all work purchased. ## Platform unix, win