They are:
http://www.ifi.uio.no:80/~rubens/seinfeld/ http://pmwww.cs.vu.nl/service/sitcoms/Seinfeld/ http://153.64.65.1:1234/
The first one is a super home page and it has lots of Seinfeld goodies...my Mac would be so silent without all those lovely sounds.
Enjoy- Raman