@Transactional(propagation=Propagation.REQUIRED, rollbackFor=Throwable.class)
	public void signUp(Member member) throws Exception {

		try {
			memberDao.add(member);
			String[] photos = member.getPhotos();
			if (photos != null) {
				HashMap<String,String> paramMap = new HashMap<String,String>();
				paramMap.put("email", member.getEmail());
				for (String path : photos) {

					paramMap.put("path", path);
					memberDao.addPhoto(paramMap);
				}
			}

		} catch (Exception e) {
			throw e;
		} 
	}