/**
  * Lists all models.
  */
 public function actionIndex()
 {
     if (Yii::app()->user->checkAccess('Administrator')) {
         $this->render('index', array('areas' => Screen::getAreaOptions()));
     } else {
         $dataProvider = new CActiveDataProvider('Screen', array('criteria' => array('with' => array('users' => array('condition' => 'user_id = :user_id', 'params' => array(':user_id' => Yii::app()->user->id))), 'together' => true)));
         $this->render('index', array('dataProvider' => $dataProvider));
     }
 }