gistfile1.coffee

$(document).ready ->
  $("#fb-root").append('<script type="text/javascript" src="'+ document.location.protocol +'//connect.facebook.net/en_GB/all.js" async="true"></script>')
  window.fbAsyncInit = () ->
    FB.init({appId: '172659579460514', status: true, cookie: true, xfbml: true})
    FB.Event.subscribe('auth.login', (response) ->
      FB.api('/me', (response) ->
      $authorId = response.id
      $authorName = response.name
    FB.Event.subscribe('auth.logout', (response) ->
      $authorId = ""
      $authorName = ""
    FB.getLoginStatus (response) ->
      if(response.session)
        FB.api '/me', ->
          $authorId = response.id
          $authorName = response.name
      else
        $authorId = ""
        $authorName = ""