validate inspiremetadata using c#

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webservice

hi
i have used the following method to send the file to validate the url but i am not getting any responce and my browser is in connecting stage and my code is as follows pl tell me how to solve it

my code is as follows

<pre lang="c#">
string url = "http://www.inspire-geoportal.eu/INSPIREValidatorService/resources/validation/inspire";
HttpWebRequest webRequest = WebRequest.Create(url) as HttpWebRequest;
webRequest.Headers.Clear();
webRequest.Headers.Add("Authorization", "text/html");
webRequest.Method = "POST";
webRequest.PreAuthenticate = true;
webRequest.ContentType = "application/xml";
webRequest.Credentials = CredentialCache.DefaultNetworkCredentials ;//.DefaultCredentials;
webRequest.UserAgent = "Mozilla/4.0 (compatible; MSIE 5.01; Windows NT 5.0)";
webRequest.Timeout = 150000;
// Create POST data and convert it to a byte array.
webRequest.ContentLength = formData.Length;
WebResponse webResponse = null;
StreamReader objSR;
System.Text.Encoding encode = System.Text.Encoding.GetEncoding("utf-8");
Stream objStream;
string sResponse;
webResponse = (HttpWebResponse)webRequest.GetResponse();
objStream = webResponse.GetResponseStream();
objSR = new StreamReader(objStream, encode, true);
//<<sResponse doesn't contain Unicode char values>>
sResponse = objSR.ReadToEnd();
Response.Write(sResponse);
</pre>