Television’s share of global advertising spending is expected to slip by 2007 as more ad dollars are diverted to the Internet. Television’s share is expected to peak in 2006 at 37.9% of global ad spending, before slipping to 37.8% by 2007, according to ZenithOptimedia. Newspapers are expected to end 2005 with a 29.8% global ad spend share, and see their market share fall to 29.3% in 2007.The Internet’s share of ad spending is projected to be about 3.8% in 2005 and rise to 4.4% by 2007. Net ad spending on the Internet grew 21% in 2004.