C#发送HTML格式的邮件
MailMessage m = new MailMessage();
m.From = new MailAddress("ir@w3mentor.com", "Raja Item");
m.To.Add(new MailAddress("su@w3mentor.com", "Sekaran Uma"));
m.Subject = "html email coming!";
//Specify an HTML message body
m.Body = "<html><body><h1>Welcome</h1><br>This is an HTML message for 75271.com.</body></html>"
m.IsBodyHtml = True
// Send the message
SmtpClient client = new SmtpClient("smtp.w3mentor.com");
client.Send(m);
