As always, Facebook changes their settings, way of developing constantly. In March 2011, it disabled the Static FBML application for creating and modifying Facebook Pages and now uses iframes for the content of new Pages and custom tabs. A custom tab enables you to specify the information new users see when they come to your Page, or provide extra features such as videos within your Page. The advantage of this change is, you can use almost any Web page as the content of your Facebook Page, by hosting it outside Facebook and telling Facebook its Web address or URL…. Continue Reading