The chance of downloading spyware, adware, viruses or other unwanted software from surfing the Web increased 41.5% over 2007 Sites which offer downloads such as ringtones and screen savers that are also loaded with viruses, spyware and adware increased over the last year from 3.3% to 4.7% The McAfee report is based on results from 9.9 million Web sites that were tested in 265 domains for serving m