protected void EditButton_Click(object sender, EventArgs e)
        {
            try
            {
                EmployeeModel model = new EmployeeModel()
                {
                    EmployeeID            = Convert.ToInt32(EmployeeIDDropDownList.SelectedValue),
                    First_Name            = First_NameTextBox.Text,
                    Last_Name             = Last_NameTextBox.Text,
                    Email                 = EmailTextBox.Text,
                    Mobile_Number         = Convert.ToInt64(Mobile_NumberTextBox.Text),
                    AlternateMobileNumber = Convert.ToInt64(AlternateMobileNumberTextBox.Text),
                    Address1              = Address1TextBox.Text,
                    Address2              = Address2TextBox.Text,
                    Current_Country       = Current_CountryTextBox.Text,
                    Home_Country          = Home_CountryTextBox.Text,
                    ZipCode               = Convert.ToInt64(ZipCodeTextBox.Text)
                };
                EmployeeAccess access  = new EmployeeAccess();
                string         EditEmp = access.EditEmployee(model);
                if (EditEmp.Equals("Success"))

                {
                    Response.Write("<script>alert('Details have been Updated successfully');</script>");
                }
            }
            catch (Exception ex)
            {
                Response.Write("<script>alert('Please enter the values: '" + ex.Message + "</script>");
            }
        }