protected void btnChangeAddress_Click(object sender, EventArgs e)
    {
        //var ddlYear = FormView1.FindControl("ddlYear") as DropDownList;
        //var ddlMonth = FormView1.FindControl("ddlMonth") as DropDownList;
        //var ddlDay = FormView1.FindControl("ddlDay") as DropDownList;
        var ddlProvince = FormView1.FindControl("ddlProvince") as DropDownList;
        var ddlDistrict = FormView1.FindControl("ddlDistrict") as DropDownList;
        //var rdbGender = FormView1.FindControl("rdbGender") as RadioButtonList;
        var txtFullName = FormView1.FindControl("txtFullName") as TextBox;
        //var txtEmailRegister = FormView1.FindControl("txtEmailRegister") as TextBox;
        var txtPhone = FormView1.FindControl("txtPhone") as TextBox;
        //var txtPasswordRegister = FormView1.FindControl("txtPasswordRegister") as TextBox;
        var txtAddress       = FormView1.FindControl("txtAddress") as TextBox;
        var hdnAddressBookID = FormView1.FindControl("hdnAddressBookID") as HiddenField;
        var lblEmail         = FormView1.FindControl("lblEmail") as Label;

        var oAddressBook  = new AddressBook();
        var AddressBookID = hdnAddressBookID.Value;
        var FirstName     = txtFullName.Text.Trim();
        var LastName      = "";
        var Email         = lblEmail.Text.Trim();
        var HomePhone     = txtPhone.Text.Trim();
        var CellPhone     = "";
        var Fax           = txtFax.Text.Trim();
        var UserName      = lblEmail.Text.Trim();
        //var Password = txtPasswordRegister.Text.Trim();
        var Company           = "";
        var Address1          = txtAddress.Text.Trim();
        var Address2          = txtPhuongXa.Text.Trim();
        var ZipCode           = "";
        var City              = "";
        var CountryID         = "1";
        var ProvinceID        = ddlProvince.SelectedValue;
        var DistrictID        = ddlDistrict.SelectedValue;
        var IsPrimary         = "True";
        var IsPrimaryBilling  = "True";
        var IsPrimaryShipping = "True";
        var RoleName          = "member";

        //var Gender = rdbGender.SelectedValue;

        //DateTime strDateOfBirth = new DateTime(Convert.ToInt32(ddlYear.SelectedItem.Text), Convert.ToInt32(ddlMonth.SelectedItem.Text), Convert.ToInt32(ddlDay.SelectedItem.Text));
        //string Birthday = strDateOfBirth.ToString("MM/dd/yyyy");

        oAddressBook.AddressBookUpdate(
            AddressBookID,
            FirstName,
            LastName,
            Email,
            HomePhone,
            CellPhone,
            Fax,
            //ReceiveEmail,
            UserName,
            Company,
            Address1,
            Address2,
            ZipCode,
            City,
            CountryID,
            ProvinceID,
            DistrictID,
            IsPrimary,
            IsPrimaryBilling,
            IsPrimaryShipping,
            RoleName
            );
        ScriptManager.RegisterClientScriptBlock(Page, Page.GetType(), "runtime", " $(document).ready(function () {alert('Bạn đã cập nhật thành công!');});", true);
    }