I ran across this in the Washington Post today. It looks to have great potential for fighting pork spending. The first link is the article, the second is the website itself.
http://www.washingtonpost.com/wp-dyn/content/article/2007/11/13/AR2007111301928.html
http://earmarkwatch.org/
http://www.washingtonpost.com/wp-dyn/content/article/2007/11/13/AR2007111301928.html
http://earmarkwatch.org/