[Plugin: …] Can a plugin do this?

Can a plugin do this on this website http://www.deepbox.com/comment-boxes.php?bid=5 where u put the friend id then on the next page the code come with the friend id in the code, if so what is the name of the plugin, if not cen you direct me to a website on how to do it, because i can’t use the exact words to find it on google… thanks in advance.