Build Facebook integration for our web/mobile application

We have existing web and mobile application, see here: www.itestyou.com. We need you to help us build Facebook integration. We need you to build PHP functions: - to send user to FB and get permission to our application - to store auth token in MySQL database - to post message to FB user wall (without user participation) when certain event happen in our application We also need help configuring the FB application. If this project goes well, we have other needs like running our widgets inside FB. We will be glad to give you that work as well.