Option A.)
You do not use Facebook, and would like to block all traffic to their site.
Option B.) You want to use Facebook, but block the Beacon feature.
You entrust personal information to a company that acts
like an immature child. You want to use Facebook, but block the Beacon feature which just goes too far in invading your
privacy, benefits you and your friends little or not at all while benefiting Facebook's shareholders.
Windows users, start with the Start menu:
Start --> Run
If your Operating System is Windows XP or Windows Vista type:
notepad C:\WINDOWS\system32\drivers\etc\hosts
If your Operating System is Windows 2000 type:
notepad C:\WINNT\system32\drivers\etc\hosts
If your Operating System is Windows 98 or Windows ME type:
notepad C:\WINDOWS\hosts
(Linux users, the hosts file us usually located at: /etc/hosts)

Add these two lines to the hosts file:
127.0.0.1 www.facebook.com
127.0.0.1 facebook.com

Save the file: File -->Save (or CTRL-S)

Client security software may warn you that modifying the hosts file looks suspicious, this is you performing the modification, therefore it is safe to allow.

Close the file and enjoy a little privacy for a change.
You entrust personal information to a company that acts
like an immature child. You want to use Facebook, but block the Beacon feature which just goes too far in invading your
privacy, benefits you and your friends little or not at all while benefiting Facebook's shareholders.
(The Content Advisor in IE requires improvements before it offers a viable solution, use Firefox to have control over your web browsing experience.)
If you do not already have Firefox, download and install it: http://getfirefox.com

Once you have Firefox installed and running, install the BlockSite add-on.
Go to: https://addons.mozilla.org/en-US/firefox/addon/3145


Click "Install Now"

Click "Install Now"

Click "Restart Firefox"
From the Tools menu, select Add-ons

Select BlockSite

Click on "Options"

Click "Add"

In the text box enter: http://*facebook.com/beacon/*

Click "OK"

Click "OK" at the bottom of this window
Close the Add-ons window

Go ahead and browse away using Firefox and enjoy a little privacy for a change.