public function coursedetileAction()
 {
     if (Zend_Auth::getInstance()->hasIdentity()) {
         $courseid = $this->_getParam('iCourseId');
         $course = new Model_Course($courseid);
         if ($course->iCourseId) {
             $this->view->list = $course->getDetiles();
             $this->view->detiles = $course;
         }
     }
 }