private void initResponseEntry() {

        // Save response string by using shared preferences
       final EditText responseText = (EditText) findViewById(R.id.EditText_Response);
        if (mAppSettings.contains(APP_PREFERENCES_RESPONSE)) {
            responseText.setText(mAppSettings.getString(APP_PREFERENCES_RESPONSE, ""));
        }
        responseText.setOnKeyListener(new View.OnKeyListener() {
            public boolean onKey(View v, int keyCode, KeyEvent event) {
                if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) {
                    String strResponse = responseText.getText().toString();
                    Editor editor = mAppSettings.edit();
                    editor.putString(APP_PREFERENCES_RESPONSE, strResponse);
                    editor.commit();
                    return true;
                }
                return false;
            }
        });