public function actionAutocomplete() {
        //echo "<script>alert('test');</script>";
        $results = Array();
        $model = Yii::app()->db->quoteValue($_GET['modelName']);
        $parentId = (int) $_GET['parentId'];
        $parentFieldName = Yii::app()->db->quoteColumnName($_GET['parentFieldName']);

        if (isset($_GET['term'])) {
            $search = Yii::app()->db->quoteValue($_GET['term']);
            foreach ($model::model()->findAll(array(
                'condition' => "$parentFieldName = '$parentId' AND name like '%$search%'",
                'order' => 'name')) as $child) {
                $results[] = array('label' => $child->name, // value for input field
                    'id' => $child->id, // return value from autocomplete
                );
            }
            echo CJSON::encode($results);
            Yii::app()->end();
        }
    }