SMS Sender

How to Send SMS Register at http://enterprise.smsgupshup.com to get the username and password

using System;
using System.IO;
using System.Net;
using System.Text;
    
public class Sms
{
   private WebResponse myResponse = null;
   private string result = string.Empty;
   public string SendSms(string ToMobileNo , string Message)
   {
       try
         {
   
           DateTime mydate = System.DateTime.Now;
           string url = "";
           url += "method=sendMessage";
           url += "&userid=2000053955"; // your loginId - 1 
           url += "&password=Gdgek2yiT";//password - 2
           url += "&msg=" + mydate.ToString();
           url += Message;
           url += "&send_to="; // a valid 10 digit phone no.
           url += ToMobileNo;
           url += "&v=1.1";
           url += "&msg_type=TEXT"; // Can by "FLASH" or "UNICODE_TEXT" or "BINARY"
           url += "&auth_scheme=PLAIN";
           string finalUrl = "http://enterprise.smsgupshup.com/GatewayAPI/rest?" + url;
           HttpWebRequest myRequest = (HttpWebRequest)WebRequest.Create(finalUrl);
           myResponse = myRequest.GetResponse();
           Stream st = myResponse.GetResponseStream();

           Encoding ec = System.Text.Encoding.GetEncoding("utf-8");
           StreamReader reader = new System.IO.StreamReader(st, ec);
           result = reader.ReadToEnd();                
        
           reader.Close();
           st.Close();
           return result;
       }
       catch (Exception exp)
       {
          return result;
       }
       finally
       {
           if (myResponse != null) myResponse.Close();
    
       }
   }
}
/*
//HOW TO USE
Sms smsObj = new Sms();
lblMessage.Text= smsObj.SendSms(txtToMobileNo.Text, txtMessage.Text);
*/