<![CDATA[contextual advertising Resources | ZDNet]]> en-us <![CDATA[Semantics in Advertising]]> Mon, 15 Sep 2008 12:50:36 -0700 <![CDATA[MSFT's acquisition of Powerset is not about search]]> Fri, 04 Jul 2008 12:44:18 -0700 YHOO YHOO