<http://schema.org/image>
<http://rack.2.mshcdn.com/media/ZgkyMDEyLzEyLzA0LzcyL2ZhY2Vib29rc2t5LjVBWi5qcGcKcAl0aHVtYgkxMjAweDYyNyMKZQlqcGc/00e52e43/c1c/facebook-skype-logos.jpg>
<http://mashable.com/2011/07/01/facebook-skype-video-chat/>