title: Problems giving focus to an iframe on smart tv
body: <p>I am developing an application with sdk 3.1 - html/javascript/scenes.</p>
  
  <p>i have an iframe with external content, but I can not move the tv's remote control focus to iframe (html).</p>
  
  <p>is possible to do this or the API does not permit give the focus to an Iframe?</p>