<script type="text/javascript" charset="utf-8">  
  $(document).ready(function() {
 
    // Identify this question
    var thisQuestion = $('#question{QID}');
 
    // Insert the datepicker
    $('input[type="text"]', thisQuestion).datepicker({
      dateFormat: "dd/mm/yy",
      maxDate: new Date
    });  
 
    // Fix up the datepicker position
    $('input[type="text"]', thisQuestion).on('click focus', function() {
      $("#ui-datepicker-div").position({
        my: "left top",
        at: "left-3 top-3",
        of: $(this)
      });
    });  
  });  
</script>