Read more Online Media Exchange stories on Newserhttp://www.newser.com/taggrid/4327/online-media-exchange.htmlhttp://img1-cdn.newser.com/images/newser-black250x40.gifhttp://www.newser.com/2012 - Newseren-usNewser Feed GeneratorSat, 26 May 2012 06:28:26 CDThttp://www.newser.com/story/1159/advertisers-wont-get-it-on-ebay.htmlColleen Barry<img src='http://img2-cdn.newser.com/getimage.aspx?mediaid=2187&width=45&height=45&crop=Y&updateddate=20110401035538' border='0' />Cable networks are boycotting eBay's experiment in auctioning television airtime to ad houses, in a decision that could ground its nascent spin-off site. The networks protest that Online Media Exchange, which eBay claimed would reduce inefficiency, doesn't account for today's complex targeting and multimedia promotional packages.eBary logo http://www.newser.com/story/1159/advertisers-wont-get-it-on-ebay.htmlFri, 06 Apr 2007 09:34:08 CDT