email to a friend code

is there a code online to get something like this?

http://www.transferpod.com/referafriend.php

You can try this - it seems pretty versatile. PHP Tell A Friend - Website Recommendation Script - STADTAUS.com

However, I'd recommend finding someone with a little PHP knowledge who can custom code it for your site instead - it's simpler, and you'll likely run into fewer problems. ;)