#region 邮件发送
/// <summary>
/// 发送邮件支持HTML格式 先引用System.Net.Mail;
/// </summary>
/// <param name="MailFrom">发送人Email 如demo@126.com</param>
/// <param name="MailServer">邮件服务器 如mail.126.com</param>
/// <param name="MailUserName">登陆用户名 如demo@126.com</param>
/// <param name="MailPassword">登陆密码 如123456</param>
/// <param name="mailto">收件人邮箱</param>
/// <param name="title">邮件标题</param>
/// <param name="msg">邮件正文</param>
/// <returns>成功 true; 失败 false</returns>
public static bool SendSmtpEmail(string MailFrom,string MailServer,string MailUserName,string MailPassword,string mailto,string title,string msg)
{
var client = new SmtpClient();
client.Host = MailServer;
client.UseDefaultCredentials = false;
client.Credentials = new System.Net.NetworkCredential(MailUserName, MailPassword);