protected void btnUpdate_Click(object sender, EventArgs e)
        {
            CustomerWebServices.Customer1 objTest = new CustomerWebServices.Customer1();

            int ret = objTest.UpdateCustomer(Convert.ToInt32(txtCustomerID.Text), txtFirstName.Text, txtLastName.Text, txtPhone.Text, txtEmail.Text);

            lblMsg.Visible = true;
            if (ret > 0)
            {
                lblMsg.Text = "Record updated successfully";
            }
            else
            {
                lblMsg.Text = "Error while updating record";
            }

            this.BindGrid();
        }
        protected void btnInsert_Click(object sender, EventArgs e)
        {
            CustomerWebServices.Customer1 objTest = new CustomerWebServices.Customer1();

            int ret = objTest.InsertCustomer(txtFirstName.Text, txtLastName.Text, txtPhone.Text, txtEmail.Text);

            lblMsg.Visible = true;
            if (ret > 0)
            {
                lblMsg.Text = "Record inserted successfully";
            }
            else
            {
                lblMsg.Text = "Error while inserting record";
            }

            this.BindGrid();
        }