public static LoginCookieInfo ReadCookie()
 {
     HttpCookie c = HttpContext.Current.Request.Cookies[name];
     if (c == null)
     {
         return new LoginCookieInfo() {  PassWord="", UserName=""};
     }
     LoginCookieInfo t = new LoginCookieInfo();
     t.UserName = Microsoft.JScript.GlobalObject.decodeURIComponent(c.Values["UserName"]);
     t.PassWord = EncryptUtil.Decrypt(c.Values["Password"]);
     return t;
 }
        public static void WriteCookie(LoginCookieInfo info, DateTime? expires)
        {
            HttpCookie cookie = new HttpCookie(name);

            cookie.Values.Add("UserName", Microsoft.JScript.GlobalObject.encodeURIComponent(info.UserName));
            cookie.Values.Add("Password", EncryptUtil.Encrypt(info.PassWord));

            if (expires.HasValue)
                cookie.Expires = expires.Value;

            if (HttpContext.Current.Request.IsSecureConnection)
            {
                cookie.Secure = true;
                cookie.HttpOnly = true;
            }

            HttpContext.Current.Response.Cookies.Add(cookie);

        }