Do you have an idea for a Facebook application? With FBML Essentials, you'll learn how to build it quickly using the Facebook Markup Language (FBML) and other easy-to-use tools in the site's framework. If you can develop a website with HTML, writing a Facebook application with the help of this book will be a breeze. Of course, Facebook is not just another website. Any applications you write for it will have a potential audience of 16 million dedicated users. It's not just another social networking site, either. Under the surface, Facebook is pretty sophisticated, with a development toolkit...