public string API_id = "3333"; //你的ID        public string API_record = null;         public string API_record_format = null;         public string API_record_HZ = null;        public string API_key = "geovindu"; //你的KEY        public string API_secret_key = "geovindu"; //你的SECRRET_KEY        public string API_language = null;         public string API_access_token = null;         public string strJSON = "";         PRivate const string tex = "遠去的山河沉寂，戀過的風景如昔." +                             "蒼何斬落了情迷，生死輕付了別離." +                             "搗一脈相思成泥，沐四海悲風無跡." +                             "往生海煙波又起，妙華鏡風雪共歷.";           /// <summary>        ///         /// </summary>        /// <param name="sender"></param>        /// <param name="e"></param>        protected void Page_Load(object sender, EventArgs e)        {        }        /// <summary>        ///         /// </summary>        /// <param name="sender"></param>        /// <param name="e"></param>        protected void Button1_Click(object sender, EventArgs e)        {            API_access_token = getStrAccess(API_key, API_secret_key);            Guid cid = new Guid();            Response.Redirect("http://tsn.baidu.com/text2audio?tex=" + tex + "&lan=zh&cuid=" + cid.ToString() + "&ctp=1&tok=" + API_access_token);        }        /// <summary>        ///         /// </summary>        /// <param name="para_API_key">你的KEY</param>        /// <param name="para_API_secret_key">你的SECRRET_KEY</param>        /// <returns></returns>        public string getStrAccess(string para_API_key, string para_API_secret_key)        {            //方法參數說明:                         //para_API_key:API_key(你的KEY)                         //para_API_secret_key(你的SECRRET_KEY)                         //方法返回值說明:                         //百度認證口令碼,access_token                         string access_html = null;            string access_token = null;            string getAccessUrl = "https://openapi.baidu.com/oauth/2.0/token?grant_type=client_credentials" + "&client_id=" + para_API_key + "&client_secret=" + para_API_secret_key;            try            {                HttpWebRequest getAccessRequest = WebRequest.Create(getAccessUrl) as HttpWebRequest;                //getAccessRequest.Proxy = null;                                 getAccessRequest.ContentType = "mult