ABC, has reported that Obama has won in N.J. , P.A. , and Delaware.
http://http://abclocal.go.com/wpvi/story?section=news/politics&id=6487997

CNN is covering the electoral votes for each candidate. they must have 270 to win. Right now Obama is in the lead with 207, while McCain has 135.
http://http://www.cnn.com/ELECTION/2008/results/president/

There is a real time results page that allows you to see presidential leads by state.
http://http://hosted.ap.org/specials/election_night_2008/election_map_premium/index.html?SITE=AP