/**
  * Returns the data model based on the primary key given in the GET variable.
  * If the data model is not found, an HTTP exception will be raised.
  * @param integer $id the ID of the model to be loaded
  * @return Personagem the loaded model
  * @throws CHttpException
  */
 public function loadModel($id)
 {
     $model = Personagem::model()->findByPk($id);
     if ($model === null) {
         $this->redirect(array('create'));
     }
     return $model;
 }