WASHINGTON — Bloggers are taking on Rep. Christopher Shays over his proposal that campaign-finance rules apply to political Web sites. Operators of political weblogs accused Shays, who has long promoted campaign-finance reform, of seeking to restrict free speech. The liberal http://www.dailykos.com and conservative http://www.redstate.org urged readers to speak out, insisting that online activists should not have to worry about inadvertently running afoul of campaign-finance laws when they are expressing their opinions on the Internet. Last week, Congress took up a bill that would have exempted the Internet from campaign-finance regulations. Shays, R-Conn., and Rep. Marty Meehan, D-Mass., lobbied supporters of...