private session getSession(string hash, string ip, string useragent)
        {
            session returnme = null;

            String dbConnectionString = ConfigurationManager.ConnectionStrings["SchoolLogicDatabase"].ConnectionString;

            using (SqlConnection connection = new SqlConnection(dbConnectionString))
            {
                returnme = session.loadThisSession(connection, hash, ip, useragent);
            }

            if (returnme != null)
            {
                if (returnme.getIP().Equals(ip))
                {
                    if (returnme.getUserAgent().Equals(useragent))
                    {
                        if (returnme.getStart() < DateTime.Now)
                        {
                            if (returnme.getEnd() > DateTime.Now)
                            {
                                return(returnme);
                            }
                        }
                    }
                }
            }

            return(null);
        }