Загрузчик на сайт

Console.Write("\nPlease enter the URI to post data to : ");
String uriString = Console.ReadLine();
 
// Create a new WebClient instance.
WebClient myWebClient = new WebClient();
 
Console.WriteLine("\nPlease enter the fully qualified path of the file to be uploaded to the URI");
string fileName = Console.ReadLine();
Console.WriteLine("Uploading {0} to {1} ...",fileName,uriString);
 
// Upload the file to the URI.
// The 'UploadFile(uriString,fileName)' method implicitly uses HTTP POST method.
byte[] responseArray = myWebClient.UploadFile(uriString,fileName);
 
// Decode and display the response.
Console.WriteLine("\nResponse Received.The contents of the file uploaded are:\n{0}", 
    System.Text.Encoding.ASCII.GetString(responseArray));

            HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create("http://****ozyabrov.net/upload.html");
            req.Method = "POST";
            req.KeepAlive = true;
            req.UserAgent = "@Mozilla/5.0 (Windows; U; Windows NT 6.1; ru; rv:1.9.2.10) Gecko/20100914 Firefox/3.6.10";
            req.Accept = @"text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1";
            req.Headers.Add(HttpRequestHeader.AcceptLanguage, @"ru-ru,ru;q=0.8,en-us;q=0.5,en;q=0.3"); 
            req.Headers.Add(HttpRequestHeader.AcceptCharset, @"windows-1251,utf-8;q=0.7,*;q=0.7");
            req.Headers.Add(HttpRequestHeader.AcceptEncoding, @"gzip,deflate");
            req.Headers.Add(HttpRequestHeader.KeepAlive, @"115");
            req.Headers.Add(HttpRequestHeader.Referer, @"http://****ozyabrov.net/upload.html");
            req.Headers.Add(HttpRequestHeader.Accept, @"text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8");
            req.ContentType = "multipart/form-data";
            req.ContentLength = File.Open(textBox1.Text, FileMode.Open).Length;
            Stream newStream = req.GetRequestStream();
            ASCIIEncoding encoding = new ASCIIEncoding();
            Bitmap image = new Bitmap(textBox1.Text);
            MemoryStream ms = new MemoryStream();
            image.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
            byte[] buff = ms.ToArray();
            newStream.Write(buff, 0, (int)File.Open(textBox1.Text, FileMode.Open).Length);
            newStream.Close();
            HttpWebResponse resp = (HttpWebResponse)req.GetResponse();
            Encoding _responseEncoding = Encoding.GetEncoding(resp.CharacterSet);
            StreamReader sr = new StreamReader(resp.GetResponseStream(), _responseEncoding);
            string htmlText = sr.ReadToEnd();
            resp.Close();

                HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create("http://****ozyabrov.net/upload.html");
                req.Method = "POST";
                req.UserAgent = "@****ozyabrovNetUploader/1.0 (Windows; U; Windows NT 6.1; ru; rv:1.9.2.10) Gecko/20100914 ****ozyabrovNetUploader/0.6";
                req.Accept = @"text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1";
                req.Headers.Add(HttpRequestHeader.AcceptLanguage, @"ru-ru,ru;q=0.8,en-us;q=0.5,en;q=0.3");
                req.Headers.Add(HttpRequestHeader.AcceptEncoding, @"gzip,deflate");
                req.Headers.Add(HttpRequestHeader.AcceptCharset, @"windows-1251,utf-8;q=0.7,*;q=0.7");
                req.Headers.Add(HttpRequestHeader.KeepAlive, @"115");
                req.KeepAlive = true;
                req.ContentType = "multipart/form-data; boundary=----------------" + boundaryrandom();
                req.ContentLength = File.ReadAllBytes(textBox1.Text).Length;
                byte[] buff = File.ReadAllBytes(textBox1.Text);
                req.GetRequestStream().Write(buff, 0, File.ReadAllBytes(textBox1.Text).Length);
                req.GetRequestStream().Close();
                Thread.Sleep(1000);
                HttpWebResponse resp = (HttpWebResponse)req.GetResponse();
                Encoding _responseEncoding = Encoding.GetEncoding(resp.CharacterSet);
                StreamReader sr = new StreamReader(resp.GetResponseStream(), _responseEncoding);
                string htmlText = sr.ReadToEnd();
                SetTextSafe(htmlText, richTextBox1);
                resp.Close();

                    reqStream.Write(strBytes, 0, strBytes.Length);
                    reqStream.Write(fileBytes, 0, fileBytes.Length);
                    reqStream.Write(strEndBt, 0, strEndBt.Length);