Online ad revenues to grow 21% in 2005

eMarketer claims that revenues from display, sponsorship, and rich media advertising will grow 10% by year-end 2004 and 21% in 2005. The researcher says that advertising unrelated to search is expected to hit $3.3 bln in 2004, and just nudge $4 bln in 2005. Ad revenues emanating from search are likely to hit $3.9 bln in 2004. eMarketer says that total online advertising revenue will reach $9.4 bln in 2004; that number could double in 2005.