Infected or malicious websites might be able to do very bad things to your computer and the networks to which it is attached without any action on your part other than visiting such a website.
In Internet Explorer:
1. Click TOOLS
2. Click INTERNET OPTIONS
3. Click the SECURITY tab
4. Click CUSTOM LEVEL
5. Scroll down and set the scripting options to “prompt”.
6. Click OK.
Once set, only allow scripting operations from sites you know well and trust.
If you are not yet using Firefox as your default browser, download and install Firefox. When it starts up, check the box to make it your default browser.
The Internet Storm Center recommends Firefox users install the “noscript” extension.