最简单的发送附件的例子，给SMITHPENG

 try
        {
       MailMessage oMail = new MailMessage();
       Console.WriteLine("Mail Created");
       oMail.To = "[email protected]";
       oMail.Cc = "[email protected]";
       oMail.From = "[email protected]";
       oMail.Subject = "Hi Yateen";
       oMail.BodyFormat = MailFormat.Html;
       string strBody = "Hello Yateen" +
                 " This is from .NET";
       oMail.Body = strBody;
oMail.Attachments.Add(new MailAttachment("c:aishwarya1.jpg"));
       SmtpMail.Send(oMail);
       Console.WriteLine("Mail Sent");
        }
        catch(Exception ex)
    {
        Console.WriteLine("Error : " + ex.Message);
        }