.net Framework 2.0下发送邮件的方式

mail.fields.add("http://schemas.microsoft.com/cdo/configuration/smtpauthenticate"， "1"); 
mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendusername"， 
"my_username_here"); 
mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendpassword"， "super_secret");

　 　public static void SendSMTPEMail(string strSmtpServer， string strFrom， 

      string strFromPass， string strto， string strSubject， string strBody) 
……{ 
System.Net.Mail.SmtpClient client = new SmtpClient(strSmtpServer); 
client.UseDefaultCredentials = false; 
client.Credentials = new System.Net.NetworkCredential(strFrom， strFromPass); 
client.DeliveryMethod = SmtpDeliveryMethod.Network; 
System.Net.Mail.MailMessage message = new MailMessage(strFrom， strto， strSubject， 

      strBody); 
message.BodyEncoding = System.Text.Encoding.UTF8; 
message.IsBodyHtml = true; 
client.Send(message); 
}