code: @SuppressWarnings("unchecked")
  	public Account getAccByLabel(final String labelAccount) {
  		DetachedCriteria criteria = DetachedCriteria.forClass(Account.class);
  		criteria.add(Restrictions.eq(Account.PROP_LABEL, labelAccount));
  		List<Account> acc = getHibernateTemplate().findByCriteria(criteria); 
  		if (acc.size() != 0) { return acc.get(0);
  		} else { return null; }
  		
  	}
docs: used by sendSMS.
  @see org.esupportail.smsuapi.services.remote.SendSms#getQuota()