Brace for pop-up downloads: ‘Web surfers who thought online advertisements were becoming increasingly obtrusive may be dismayed by a new tactic: pop-up downloads.

In recent weeks, some software makers have enlisted Web site operators to entice their visitors to download software rather than simply to view some advertising. For example, when visiting a site a person may receive a pop-up box that appears as a security warning with the message: “Do you accept this download?” If the consumer clicks “Yes,” an application is automatically installed.’ CNET