In order to share to Facebook, you must allow pop-ups to be enabled for postbeyond.com on your browser. Newer browsers block pop-ups by default, but you will get the option of overriding that feature.
Internet Explorer
When a pop-up is blocked on Internet Explorer, a message appears at the bottom of your browser.
To allow pop-ups, simply:
Click on 'Options for this site'
Select 'Always allow"
Google Chrome
When a pop-up is blocked on Chrome, the pop-up blocker symbol appears on the left-hand side of your address bar as a lock:
To allow pop-ups, simply:
Click on the lock
make sure that Pop-ups and redirects are set to allow
Mozilla Firefox
When a pop-up is blocked on Firefox, a message appears at the top of your screen informing you that a pop-up was blocked.
To allow pop-ups, simply:
Click on 'Preferences'
Select "Allow pop-ups for postbeyond.com"
Next time you try to share to Facebook, you should see the Facebook sharing window