The National Association of Broadcasters wants to stop the Federal Communications Commission' proposed rules around political advertising disclosure -- and it is taking the regulatory group to court. The new FCC proposal would require TV stations to reveal the advertising rates they charge to political candidates and political issue advertisers on a special Web site. The NAB says that the new rules would directly and “adversely” -- impact the NAB and TV stations -- but not that of its other local video competitors in the marketplace, presumably local cable operators and other local TV sales groups. The D.C.-based trade group says the FCC actions are “arbitrary, capricious, and in excess of the Commission’s…