HttpCookie cookie = new HttpCookie("content");
            cookie.Values["ID"] = user.ID.ToString();
            cookie.Values["Name"] = user.LogName;
            cookie.Expires = System.DateTime.Now.AddMinutes(expires); 
            cookie.Domain = domain;
            HttpContext.Current.Response.AppendCookie(cookie);在html里,应该怎么取?是否需要定义cookie数组