public static bool LoginSucessFull(string userName, string passWord)
        {
            bool LoginSucessFull = false;

            try
            {
                LoginSucessFull = EmpDal.CheckEmployeeLogin(userName, passWord);
            }

            catch (EmpException ex) {
                throw ex;
            }

            catch (Exception ex)
            {
                throw ex;
            }
            if (!LoginSucessFull)
            {
                throw new EmpException("provide valid username and password");
            }

            return(LoginSucessFull);
        }