Follow these 12 rules for safe surfing.
1. NEVER click on a link that is contained in an e-mail, instant message, or post to a Usenet or other group.
2. NEVER open or install a program directly from the Internet. First, download it to your hard disk, scan it with your anti-virus software, and only then, if it is clean, install it.
3. NEVER open or install a program directly from a CD-ROM or DVD. First, scan it with your anti-virus software, and only then, if it is clean, install it.