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by Tim Crosby
If you're surfing the Internet at work, you may not be the only one who knows. Watching workers has become an industry unto itself. Find out exactly how companies are monitoring employees.
Computer viruses range from pesky to outright dangerous. Some just display a message, while others erase your entire hard disk. Clicking on what looks like a harmless e-mail message can lead to hours of recovery efforts, if not irreparable damage.