public int AddEmployee(Employee EmpObj)
        {
            try
            {
                ORD.EmployeeDBDataContext DC = new ORD.EmployeeDBDataContext();

                var Query = DC.SpInsertEmployee(EmpObj.FirstName, EmpObj.LastName);

                var IdentityValue = Query.SingleOrDefault().ID;

                return((int)IdentityValue);
            }
            catch (Exception ex)
            {
                throw;
            }
        }
        public Employee AddEmployeeReturnValue(Employee EmpObj)
        {
            try
            {
                ORD.EmployeeDBDataContext DC = new ORD.EmployeeDBDataContext();

                var Query = DC.SpInsertEmployee(EmpObj.FirstName, EmpObj.LastName);

                var QueryReturn = DC.Employees.Where(LE => LE.EmployeeID == Query.SingleOrDefault().ID)
                                  .Select(LE => new Employee()
                {
                    FirstName = LE.FirstName, LastName = LE.LastName, EmployeeID = (int)LE.EmployeeID
                }).SingleOrDefault();

                return(QueryReturn);
            }
            catch (Exception ex)
            {
                throw;
            }
        }