Hackers Use Web Sites, Ads to Infect PCs Hackers co-opted several popular Web sites including comedycentral.com over the weekend, using them to infect thousands of computers with a virus that can be used to steal passwords, bank accounts and other personal information. &lt;FONT face="verdana,MS Sans Serif,arial,helvetica" size="-2" color="#666666"&gt;&lt;B&gt;-washingtonpost.com&lt;/b&gt;&lt;/font&gt;