The Internet is no more a safe place. You are vulnerable the moment you are connected to the Internet. As a regular Internet user, you would be advised to follow some basic rules to distance yourselves from the threats that are impossible to avoid completely.
I assume that you are using a Windows machine (such as XP or Windows 2000).
If you are not very familiar in using the computer, ask your computer technician to
1. Install a personal firewall and configure it
2. Install an antivirus utility
3. Install Firefox browser
4. Install Ad-aware
5. Install Spybot S&D
6. Download Process Explorer and Hijackthis
After installation, your computer has to be checked once for viruses and spyware, immediately.
Alternately, you could prefer to do it yourself. F…