https://www.facebook.com/
http://twitter.com/
http://www.myspace.com/
http://www.linkedin.com/
http://www.ning.com/
http://www.tagged.com/
http://www.classmates.com/
http://www.hi5.com/
http://www.myyearbook.com/
http://www.meetup.com/
http://www.bebo.com/
http://www.mylife.com/
http://www.friendster.com/
http://multiply.com/
http://www.orkut.com/
http://www.xing.com/
http://www.badoo.com/
http://twitter.com/
http://www.myspace.com/
http://www.linkedin.com/
http://www.ning.com/
http://www.tagged.com/
http://www.classmates.com/
http://www.hi5.com/
http://www.myyearbook.com/
http://www.meetup.com/
http://www.bebo.com/
http://www.mylife.com/
http://www.friendster.com/
http://multiply.com/
http://www.orkut.com/
http://www.xing.com/
http://www.badoo.com/
