<http://schema.org/image>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2012/12/1207153_71554241-520x245.jpg>
<http://thenextweb.com/apps/2012/12/03/mozilla-launches-facebook-messenger-for-firefox-lets-you-im-your-friends-from-anywhere-on-the-web/>