public int getPingjiaoStatusTotalPages(String grade, String semester,
			String course_name, String professionalName, String executiveClass) {
		PingjiaoDAO dao = new PingjiaoDAO();
		if (course_name != null && course_name.equals("总计")) {
			course_name = "all";
		} else if (course_name != null && course_name.equals("全部")) {
			course_name = "%";
		}
		if (professionalName != null && professionalName.equals("全部")) {
			professionalName = "%";
		}
		if (executiveClass != null && executiveClass.equals("全部")) {
			executiveClass = "%";
		}
		List<PingjiaoStatusVO> list = dao.getPingjiaoStatus(grade, semester,
				course_name, professionalName, executiveClass, 0, 500);
		return list.size();
	}