For what it's worth, the below are CNET's top 5 voter/election websites:

CNET: Top 5 Election Websites
http://www.cnettv.com/9742-1_53-32317.html

1. http://glassbooth.org/
2. http://www.politicalbase.com/
3. http://www.votesmart.org/
4. http://www.smartvoter.org/
5. secretary of state (for your home state)