private String sendID() {
    String page = null;
    DefaultHttpClient httpClient = new DefaultHttpClient();
    HttpGet httpGet = new HttpGet("http://www.example.com/file.php?arg=" + var);
    ResponseHandler<String> resHandler = new BasicResponseHandler();
    try
    {
        page = httpClient.execute(httpGet, resHandler);
    } catch (ClientProtocolException e) {
        return "Failed. (ClientProtocolException: " + e.getMessage() + ")";
    } catch (IOException e) {
        return "Failed. (IOException: " + e.getMessage() + ")";
    }
    Log.e("response" , page);
    return "Successful!";
}