send sms through asp.net with c#

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;
}