http://www.nytimes.com/2009/08/20/sports/ncaafootball/20rights.html?_r=1&th=... Camera phones, hand-held video cameras and social networking sites like Twitter<http://topics.nytimes.com/top/news/business/companies/twitter/index.html?inline=nyt-org> have turned sports fans with Web sites into instant reporters and broadcasters. But one of the nation’s leading college leagues is drawing a line in the turf.* *The Southeastern Conference, home to some of the nation’s most prominent and lucrative university athletic programs, has issued rules in the past week prohibiting fans from distributing photographs or video of its games in real time for commercial use. Like a growing number of pro and college teams nationwide, the conference sees money to be made online from the exploits of its athletes.