RT @videofork: happy news for @slideshare users, @videofork user can add #slideshare #presentations into their collections! sample: http://t.co/jhaEN8IE

RT @videofork: happy news for @slideshare users, @videofork user can add #slideshare #presentations into their collections! sample: http://t.co/jhaEN8IE http://twitter.com/mustafaturan/status/235478121330122753