@Transactional(propagation=Propagation.REQUIRED, rollbackFor=Throwable.class)
	public boolean changePassword(
			String email, String oldPassword, String newPassword) throws Exception {

		HashMap<String,String> paramMap = new HashMap<String,String>();
		paramMap.put("email", email);
		paramMap.put("oldPassword", oldPassword);
		paramMap.put("newPassword", newPassword);

		if (memberDao.changePassword(paramMap) > 0) {
			return true;
		} else {
			return false;
		}
	}