title: Update facebook status via SMS
body: <p>Hello I am developing a SMS application for updating facebook status in PHP. I can collect username and password of user. 
  I know it can be done by <a href="http://wiki.developers.facebook.com/index.php/Status.set" rel="nofollow noreferrer">Status.set</a> ,but how can I use the username and password and get the necessary session key and as such. Please help.</p>