<http://schema.org/image>
<http://rack.1.mshcdn.com/media/ZgkyMDEzLzAxLzEwLzEyL3Zpc2lvbnN0YXJ0LjQ5OGJjLmpwZwpwCXRodW1iCTEyMDB4NjI3IwplCWpwZw/1a997a08/317/vision-startup-600.jpg>
<http://mashable.com/2012/06/07/mockup-tools/>