生成静态页

/// <summary>
        /// 默认的编码:UTF8
        /// </summary>    
        public Encoding _encoding = Encoding.UTF8;

        /// <summary>
        /// 返回Html
        /// </summary>
        public string returnHtmlData = "";

        /// <summary>
        /// 返回错误信息
        /// </summary>
        public string returnErrorData = "";

        private string _url;
       
        /// <summary>
        /// 生成html
        /// </summary>
        private void GetHttpRequestString()
        {
            try
            {

                System.Net.WebRequest wReq = System.Net.WebRequest.Create(_url);

                System.Net.WebResponse wResp = wReq.GetResponse();

                System.IO.Stream respStream = wResp.GetResponseStream();

                System.IO.StreamReader reader = new System.IO.StreamReader(respStream, _encoding);

                returnHtmlData = reader.ReadToEnd();

            }
            catch (System.Exception ex)
            {
                returnErrorData += ex.Message;
            }
        }