<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.zen-cart.com/showthread.php?42149-Done-v1-3-9a-Customized-Title-not-shown-on-Admin-Home-page-(ignores-tpl-override)&p=262472>