Online ad sales to double in the next five years! 

Another sign that e-commerce has come of age appeared yesterday as JupiterResearch predicted online advertising would reach US$18.9 billion by 2010 — almost double last year’s gross of $9.6 billion.

Much of that revenue growth will be stoked by search engine advertising, which garnered 40 percent of online ad sales in 2004…

Read full article at the eCommerce Times