Sending SMS through asp.net

private void Send_Click(object sender, System.EventArgs e)

        {

            try

            {

                SmsTest.net.webservicex.www.SendSMS smsIndia =

                      new SmsTest.net.webservicex.www.SendSMS();

                SmsTest.com.webservicex.www.SendSMSWorld smsWorld =

                 new SmsTest.com.webservicex.www.SendSMSWorld();

                if (rdoType.SelectedValue == "1")

                    smsIndia.SendSMSToIndia(txtMobileNo.Text.Trim(),

                            txtEmailId.Text.Trim(), txtMessage.Text);

                else

                    smsWorld.sendSMS(txtEmailId.Text.Trim(),

                            txtCountryCode.Text.Trim(),

                            txtMobileNo.Text.Trim(), txtMessage.Text);

                lblMessage.Visible = true;

                lblMessage.Text = "Message Send Succesfully";

            }

            catch (Exception ex)

            {

                lblMessage.Visible = true;

                lblMessage.Text = "Error in Sending message" + ex.ToString();

            }

        }

        private void rdoType_SelectedIndexChanged(object sender, System.EventArgs e)

        {

            if (rdoType.SelectedValue == "1")

                txtCountryCode.Enabled = false;

            else

                txtCountryCode.Enabled = false;

        }