<link rel="stylesheet" href="//ajax.googleapis.com/ajax/libs/jqueryui/1.11.2/themes/overcast/jquery-ui.css" />
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<script src="//ajax.googleapis.com/ajax/libs/jqueryui/1.11.2/jquery-ui.min.js"></script>

<script>

$(document).ready(function(){

try{
  $( "#datepicker" ).datepicker(
      {showAnim: 'slideDown'}
  );

 $( "#horizonte" ).selectmenu();
  }catch(err){
    Logger.("erro: "+err.message);
  }
})

</script>