source:
http://www.businessinsider.com/active-hate-groups-by-state-2014-2
http://www.splcenter.org/hate-map
http://www.bbc.com/news/world-us-canada-33198061
http://www.washingtonpost.com/news/post-nation/wp/2014/12/30/the-current-state-of-white-supremacist-groups-in-the-u-s/
http://www.businessinsider.com/active-hate-groups-by-state-2014-2
http://www.splcenter.org/hate-map
http://www.bbc.com/news/world-us-canada-33198061
http://www.washingtonpost.com/news/post-nation/wp/2014/12/30/the-current-state-of-white-supremacist-groups-in-the-u-s/
选择“Disable on www.wenxuecity.com”
选择“don't run on pages on this domain”
