<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.codingforums.com/javascript-frameworks/297342-jq-turn-$-topspeed-change-function-into-condition.html?s=e9ba346085f5296621cc8cb6fa6d5d03>