yii CStarRating displays and rating

  
$this->widget('CStarRating',array(
    'name'=>'video_rating',
   // 'minRating'=>1,
  //  'maxRating'=>10,
    'starCount'=>10,
    'allowEmpty' => FALSE,
    'value'=>$model->videorating($model->id),
    'callback'=>'
        function(){
                $.ajax({
                    type: "POST",
                    url: "'.Yii::app()->createUrl('video/rating', array('id'=>$model->id)).'",
                    data: "star_rating=" + $(this).val(),
                    success: function(data){
                                $("#mystar_voting").html(data);
                        }})}'
  ));