<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/WebSite>
<http://www.zen-cart.com/showthread.php?137896-Just-want-to-use-Zencart-to-display-my-products-How-do-I-turn-of-all-buy-options&p=786194>