U.S. Online Ad revenues for the first half of 2006 surpassed 7.9 billion dollars, 37% higher from the same period last year.  According to Pricewaterhousecoopers, Q2 revenues surpassed the 4 Billion Dollar mark a 36% increase from last year.  Video Ads will continue to emerge for advertising, “While search advertising remains the largest format in terms of revenues, we expect to see new formats like video ads to continue to emerge as advertisers seek to leverage the branding opportunities afforded by the growing installed base of broadband users,” David Silverman, Partner, Entertainment & Media Practice, PricewaterhouseCoopers. More….