ASPX生成HTML

///   <summary> 
        ///   传入URL返回网页的html代码 
        ///   </summary> 
        ///   <param   name= "Url "> URL </param> 
        ///   <returns> </returns> 
        public static string getUrltoHtml(string Url)
        {
            string errorMsg = "";
            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, System.Text.Encoding.GetEncoding(936));
                return reader.ReadToEnd();
            }
            catch (System.Exception ex)
            {
                errorMsg = ex.Message;
            }
            return errorMsg;
        }