Sean Bonner points me to an article at America For Sale on the fact that Bush did way better than expected in Diebold voting machine counties in Florida. In Cuyahoga Country in Ohio, there were 93,000 more votes than voters. Suspicious?
See also Mac at pesky'apostrophe on the subject.
The Moderate Independent also has an article on computer fraud worth reading:
http://www.moderateindependent.com/v2i21thoreau.htm