This has come up a few times before.

http://www.typophile.com/forums/messages/4100/54909.html?1101977943

It’s September, by Hubert Jocham

http://www.hubertjocham.de

Thanks for your help. I just purchased Sophisto from one of the links you sent.

Hey, I think PsyOps owes me a commission! ;-)

Glad you found something useful, Chiranit.