string Toemail = System.Configuration.ConfigurationManager.AppSettings["HotelReservationToEmail"].ToString();
jmail.Message Jmail = new jmail.Message();
String Subject = "宾馆预订";
String FromEmail = Fromemail;
String ToEmail = Toemail;
//Silent属性:如果设置为true,JMail不会抛出例外错误.
Jmail.Silent = true;
//Jmail创建的日志,前提loging属性设置为true
Jmail.Logging = true;
//字符集,缺省为"US-ASCII"
Jmail.Charset = "GB2312";
//信件的contentype. 缺省是"text/plain" 字符串如果你以HTML格式发送邮件, 改为"text/html"即可。
//Jmail.ContentType = "text/html";
//Jmail.ContentTransferEncoding = "base64";
//jmail.ContentTransferEncoding = "base64"
//添加收件人
Jmail.AddRecipient(ToEmail, "", "");
//发件人邮件用户名
Jmail.From = FromEmail;
Jmail.FromName = CurrentConferenceUser.LoginName;
//发件人邮件用户名
Jmail.MailServerUserName = Fromemail;
//发件人邮件密码
Jmail.MailServerPassWord = pwd;
//设置邮件标题
Jmail.Subject = Subject;

////邮件添加附件(增加附件可再加一条Jmail.AddAttachment( "c:\\test.jpg",true,null);就可以搞定了。
////增加附件后要把上面的Jmail.ContentType="text/html";删掉,否则会在邮件里出现乱码。
//Jmail.AddAttachment(m_NewPath, true, null);

//邮件内容
//Jmail.Body = m_HtmlText;
Jmail.HTMLBody = m_HtmlText;
//设置SMTP服务器
Jmail.Send("smtp.163.com");
//关闭Jmail连接
Jmail.Close();