Yeah, as IF we didn't know that, thanks to all the hard work done over the years at The Brad Blog.
"A new filing in the King Lincoln Bronzeville v. Blackwell case includes a copy of the Ohio Secretary of State election production system configuration that was in use in Ohio's 2004 presidential election when there was a sudden and unexpected shift in votes for George W. Bush," according to Bob Fitrakis, columnist at http://www.freepress.org and co-counsel in the litigation and investigation.
If you recall, Ohio was the battleground state that provided George Bush with the electoral votes needed to win re-election. Had Senator John Kerry won Ohio's electoral votes, he would have been elected instead.
Evidence from the filing suggests that Republican operatives — including the private computer firms hired to manage the electronic voting data — were compromised.
I suggest you read the full article for all the juicy facts.