title: facebook: how to show content in page only if user likes it
body: <p>how can i show or display information only if the user is fan or likes my page? there are several pages that do that to catch more fans. thanks!</p>
  
  <p>edit:
  like the victorias secret page with this box
  <a href="http://www.facebook.com/victoriassecret?v=app_117241824971601&amp;ref=ts" rel="nofollow noreferrer">http://www.facebook.com/victoriassecret?v=app_117241824971601&amp;ref=ts</a></p>