extension that prevents Javasript
, and other things like that from being run by web pages not added to a whitelist by the user. It enhances security, but makes internet surfing soooo inconvenience. Other features include allow-temporary and blacklist. A blacklisted site won't be whitelistable.
I'm going to watch this flash movie now. Oh, wait I have to allow the site in Noscript first. Now, which one is the movie?