mNachrichtButton.setOnClickListener(new View.OnClickListener(){
            @Override
            public void onClick (View v){

                String [] adataarray = new String [7];
                adataarray[0] = "Urlaub";           //Typ
                adataarray[1] = "test";             //Beschreibung
                adataarray[2] = "ja";               //ganztägig
                adataarray[3] = "01.11.2011 00:00"; //from_date
                adataarray[4] = "01.11.2011 00:00"; //to_date
                adataarray[5] = "";     //wiederhole
                adataarray[6] = "false";    //Mitarbeiter informieren

Connector.Connection_setData(WeDroidActivity.getUsername(), WeDroidActivity.getPassword(), adataarray);
            }
        }


////////

public static boolean Connection_setData(String user_name, String pwd, String [] adataarray)
    {

        HttpResponse response = null;
        try //Try to get connection to Server
        {
            results.clear();
            DefaultHttpClient httpclient = new DefaultHttpClient();
            HttpContext localContext = new BasicHttpContext();
            httpclient.getParams().setParameter(ClientPNames.COOKIE_POLICY, CookiePolicy.RFC_2109);
            HttpPost post = new HttpPost(Settings.URL);
            List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
            nameValuePairs.add(new BasicNameValuePair("sec", Settings.SEC));
            nameValuePairs.add(new BasicNameValuePair("action", "insert")); //insert created by Ruslan
            nameValuePairs.add(new BasicNameValuePair("appointments", Functions.getJsonData_appointment(adataarray)));
            nameValuePairs.add(new BasicNameValuePair("user_name", user_name));
            nameValuePairs.add(new BasicNameValuePair("pwd", pwd));
            post.setEntity(new UrlEncodedFormEntity(nameValuePairs));
            response = httpclient.execute(post,localContext);
            HttpEntity entity = response.getEntity();
            is = entity.getContent();
        }catch (Exception e){
        Log.v("log_tag","Fehler bei Connection_setData: "+e);
        error = "Daten nicht übertragen";

        }

        if(error_send == "")
        {
            return true;
        }
        else
            return false;

    }


////////




public static String getJsonData_appointment(String [] adata) {
        JSONObject json = new JSONObject();
        try {
            json.putOpt("Typ", adata[0]);
            json.putOpt("Beschreibung", adata[1]);
            json.putOpt("Ganztägig", adata[2]);
            json.putOpt("from_date", adata[3]);
            json.putOpt("to_date", adata[4]);
            json.putOpt("wiederholen", adata[5]);
            json.putOpt("inform_worker", adata[6]);
            Log.v("getJsonData WORKING_FINE", json.toString());
        } catch (JSONException e) {

            Log.v("getJsonData ERROR", json.toString());
        }
        return json.toString();
    }