Block Web Site Buddy is an essential software to block web sites that have unwanted content. Stop downloading advertising banners and get rid of undesired web sites to keep your privacy and reduce internet traffic. Block Web Site Buddy is fully compatible with all popular web browsers including Mozilla Firefox, Internet Explorer, Netscape Navigator, and Opera. Block Web Site Buddy rejects online tracking and advertising pictures when you open emails in Microsoft Outlook, Outlook Express, Netscape mail, Eudora and other email applications. Software has predefined list of ready-to-block advertising web sites. Enjoy!