Send Mail using C# code

using System.Net.Mail;

    public class MailHelp
    {
        public static void Send(string subject, string body)
        {
            MailMessage message = new MailMessage();
            SmtpClient client = new SmtpClient();
            client.Port = ;
            client.Host = "smtphost.mycompany.com";
            client.Timeout = ;
            client.DeliveryMethod = SmtpDeliveryMethod.Network;
            client.UseDefaultCredentials = false;
            client.Credentials = new System.Net.NetworkCredential("user", "pwd","domain");

            message.From = new MailAddress("[e-mail]");
            message.To.Add(new MailAddress("[e-mail]"));
            message.CC.Add(new MailAddress("[e-mail]"));
            message.Subject = subject;
            message.Body = body;

            client.Send(message);
        }
    }