public function actionGetProfessorCource($id)
 {
     $data = ProfessorCourse::model()->with('course')->findAll(array('condition' => 'professor_Id =:professor_Id', 'params' => array(':professor_Id' => $id)));
     $returnData = CHtml::listData($data, 'professor_Course_Id', 'course.course_Name');
     $html = "";
     foreach ($returnData as $k => $val) {
         $html .= "<option value='" . $k . "'>" . $val . "</option>";
     }
     echo $html;
 }
 /**
  * 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 $id the ID of the model to be loaded
  * @return ProfessorCourse the loaded model
  * @throws CHttpException
  */
 public function loadModel($id)
 {
     $model = ProfessorCourse::model()->findByPk($id);
     if ($model === null) {
         throw new CHttpException(404, 'The requested page does not exist.');
     }
     return $model;
 }