Callbacks for Like button
Create mobile web pages with Facebook Like button tracking.
Ask mobile users to Like your content and display your own data
(e.g. coupons, offers, downloadable content, etc.) after that.
You can describe:
original content - your own text and/or image to be presented on the mobile web page
resource to like - URL for site (page) to be liked
response - your own text, image or URL for redirection. What should be
presented as soon as Like button is clicked