private void uploadFile(String filePath) {
        try {
            try {

                HttpPost httpost = new HttpPost(url_upload);
                MultipartEntity entity = new MultipartEntity();
                entity.addPart("Mdp", new StringBody(URLEncoder.encode(mdp)));
                entity.addPart("Msg", new StringBody(URLEncoder.encode(msg)));
                entity.addPart("type", new StringBody(type));
                if(type.equals("1")) {
                    entity.addPart("Emailm", new StringBody(URLEncoder.encode(email)));
                    entity.addPart("Emailp", new StringBody(URLEncoder.encode(emaildest)));

                }else {

                    entity.addPart("Emailp", new StringBody(URLEncoder.encode(email)));
                    entity.addPart("Emailm", new StringBody(URLEncoder.encode(emaildest)));
                }
                if (attach){
                    entity.addPart("attachement", new FileBody(new File(filePath)));
                    entity.addPart("attacher", new StringBody("oui"));
                }else{
                    entity.addPart("attacher", new StringBody("non"));
                }

                httpost.setEntity(entity);

                HttpResponse response;
                HttpClient httpclient = new DefaultHttpClient();
                response = httpclient.execute(httpost);

                if (response != null) {
                    HttpEntity entity2 = response.getEntity();
                    String responseString = EntityUtils.toString(entity2, "UTF-8");
                    System.out.println(responseString);
                     json2=new JSONObject(responseString);

                } else { //erreur
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }catch (Exception e){

        }
    }