protected void ButtonSubmit_Click(object sender, EventArgs e)
        {
            WattsALoanServiceReference.Employee employee = new WattsALoanServiceReference.Employee();
            employee.EmployeeNumber = TbxEmployeeNumber.Text;
            employee.FirstName      = TbxFirstName.Text;
            employee.LastName       = TbxLastName.Text;
            employee.Titles         = TbxTitles.Text;
            employee.HourlySalary   = float.Parse(TbxHourlySalary.Text);

            WattsALoanServiceReference.WattsALoanServiceClient client = new WattsALoanServiceReference.WattsALoanServiceClient();
            bool result = client.InsertEmployee(employee);

            client.Close();

            string script = @"alert(""Add employee " + TbxEmployeeNumber.Text;

            if (result)
            {
                script += @" success."");";
                TbxEmployeeNumber.Text = "";
                TbxFirstName.Text      = "";
                TbxLastName.Text       = "";
                TbxTitles.Text         = "";
                TbxHourlySalary.Text   = "";
            }
            else
            {
                script += @" failed."");";
            }
            ScriptManager.RegisterStartupScript(this, GetType(), "ServerControlScript", script, true);
        }