private void fetchAlerts(HttpSession session, StudentBean student) {
		List<AlertBean> alerts = EventDao.fetchAlerts(student);
		if(alerts!= null && alerts.size()>0){
			int alertCount=0;
			session.setAttribute("alerts", alerts);
			for(AlertBean alertBean:alerts){
				if(!alertBean.isViewed())
				{
					alertCount++;
				}
			}
			session.setAttribute("alertCount", alertCount);
		}
		
	}