default.cs

    //region 发送邮件
    static public void SendMail(string SendTo, string Subject, string Body)
    {
　　// **** 代表邮件服务器
        SmtpClient client = new SmtpClient("******");
        client.UseDefaultCredentials = true;
　　// 此处是用户名和密码
        client.Credentials = new NetworkCredential("zhangbaozz", "123456");
        client.DeliveryMethod = SmtpDeliveryMethod.Network;
　　// 邮箱
        MailMessage message = new MailMessage(zhangbaozz@***.com, SendTo, Subject, Body);
        message.BodyEncoding = Encoding.GetEncoding("gb2312");
        message.IsBodyHtml = true;
        try
        {
            client.Send(message);
            return;
        }
        catch { return; }
    }
    //endregion

呵呵～ 顺便把asp的也一起发了吧....asp的要安装jmail组件