<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.codingforums.com/ajax-and-design/111741-getting-data-back-parent-window-field-popup-window.html?s=8d5c6f24031b728df63c47fccb56d4b5>