Recently i tried to developing an application for Facebook as my client demand. Facebook use XFBML (eXtensible FaceBook Markup Language) as their mark up language to use Facebook UI and API. And it took me a while to testing and do it right since i have to try and error it for every changes i made. And i just found (i know it's been a while there) Facebook FBML live testing tools provide by Facebook developer.This application called Rell, it is FBML and javascript test console, saving so … Read more...