<http://schema.org/image>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2011/08/facebook1-520x245.jpg>
<http://thenextweb.com/apps/2011/08/03/pagelever-the-facebook-analytics-app-by-which-all-others-will-be-measured/?fromcat=all>