public String AbiertoHttpPostConnection(String url, String name, String pass){

String tramadentrada = null;

try{

HttpClient clienteHTTP = new DefaultHttpClient();
HttpPost post	 = new HttpPost(url);

post.addHeader("Host", "192.168.1.100");

List<NameValuePair> nombreValor = new ArrayList<NameValuePair>(2);

nombreValor.add(new BasicNameValuePair("nick", name));
nombreValor.add(new BasicNameValuePair("password", pass));
post.setEntity(new UrlEncodedFormEntity(nombreValor));

HttpResponse respustaHTTP = clienteHTTP.execute(post);

tramadentrada = respustaHTTP.getEntity().toString();

}catch(Exception error){

Log.e("OpenHttpPOSTConnection", error+"");

}

return tramadentrada;

}