QuickKnife Toolbar for Firefox   
http://www.quickknife.com

The QuickKnife Toolbar allows you to search the QuickKnife site for outdoor-related products. In addition, you can get notified when you receive new e-mails to your POP3, Yahoo!, Gmail, or Hotmail accounts Yahoo!, Gmail or Hotmail accounts. Includes cookie cleaner, history cleaner, pop-up blocker, and cache cleaner. Check for latest news and weather. Chat with other toolbar users and receive instant updates directly from our site. It's free, with no spyware or viruses, does not open pop-ups or hijack your searches, and no personal information is required.