I'm just not sure my boss would ever be convinced in the results of this story. I personally have a difficult time accepting that up to 20% of the time in the office is acceptable for surfing the Internet for fun. However, I do agree that visiting non-work sites between tasks does help recharge the brain.
A study conducted in Australia found that people who engage in "Workplace Internet Leisure Browsing" (WILB) are more productive than those who don't. Workers who "surf the Internet for fun at work--within a reasonable limit of less than 20 percent of their total time in the office--are more productive by about 9 percent," according to the study's author, Professor Brent Coker, from the University of Melbourne's Department of Management and Marketing. Complete Story