You are being redirected through the SEJ Web site to the TipSheet destination you requested:
May 16, 2007, Green Media Toolshed release, "MAPLight.org Launches Groundbreaking Money & Politics Search Engine for U.S. Congress":
http://www.greenmediatoolshed.org/news/item.tcl?scope=public&news_item_id=103763
...If you aren't automatically taken there in a few seconds, simply click the link above.