最简单的发送附件的例子，给SMITHPENG

答案： try 
        { 
            MailMessage oMail = new MailMessage(); 
            Console.WriteLine("Mail Created"); 
            oMail.To = "yateent@hotmail.com"; 
            oMail.Cc = "yateen_thakkar@syntelinc.com"; 
            oMail.From = "yateent@hotmail.com"; 
            oMail.Subject = "Hi Yateen"; 
            oMail.BodyFormat = MailFormat.Html; 
            string strBody = "<b>Hello <i>Yateen</i></b>" + 
                                   " This is from <font color=red>.NET</font>"; 
            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); 
        }

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