Video distribution and monetization platform provider Joost , owned by Adconion Media Group since its assets were acquired in November 2009, is today announcing a global sales and technology partnership with online publishing powerhouse Demand Media . Under the terms of the exclusive agreement, Demand Media will leverage Adconion's video ad serving platform to deliver all premium video campaigns sold by the former's sales force. In addition, (15 sec) pre-roll inventory on Demand Media owned and operated websites, including eHow.com , Cracked.com , Mania.com and Airlines.net , will become part of the Joost Video Network (which claims a reach of 67 million unique viewers and some 500 million total streams per month as it is).