Facebook Application(post to wall)

The app will have a button. When a user clicks the button the app will ask for permission to post to wall. When the user clicks allow the app will post to wall and send the user to a different page with a thank you message. When user re-enters the app (application tab) the app will display the thank you message. Note: The app can only post to users wall once. The app has to work properly in all browsers. The app has to log the users name and basic information to database.