Hallowindow...

Mark Gervais has put together a great halloween animation designed to be projected on the windows of your home haunt. The animation shown here is from 2006 and he has 2007's on his website.
http://www.hallowindow.com/

For 2008 he will be selling a DVD with new animations along with some from 2007. He expects to charge around $30 for the DVD and they should be ready by the end of September.