// send to others, might be reply, send direct message
  private void processReplyDerectMessage(String content) {
    String[] touids = message_rev.getAddresses();
    if (touids == null || touids.length == 0) return;

    if (insending == true) {
      Log.d(TAG, "is sending message=" + this);
      return;
    }

    // show dialog
    mContext.showDialog(DLG_SEND_MSG);

    failSends.clear();
    MessageThread messageT = new MessageThread();
    messageT.content = content;
    messageT.receivers = touids;
    messageT.source = this.to_uid;
    messageT.status_id = this.status_id;
    messageT.start();

    synchronized (mLock) {
      try {
        mLock.wait(30 * 1000);
        if (sendHandler != null) {
          Message mds = sendHandler.obtainMessage(NEXT_RECEIVER);
          mds.getData().putInt("position", 0);
          sendHandler.sendMessage(mds);
        } else {
          Log.d(TAG, "why I am null=" + this);
        }
      } catch (InterruptedException e) {
      }
    }
  }
  @Override
  public void onActivityResult(int requestCode, int resultCode, Intent intent) {
    switch (requestCode) {
      case TWITTER_USER_SELECT:
        {
          if (resultCode == 100) {
            Log.d(TAG, "user select");
            String[] uids = intent.getStringArrayExtra("snames");
            if (uids == null || uids.length == 0) {
              Log.d(TAG, "no selected user");
            } else {
              currentSelected.clear();
              boolean isExist;
              String numbers = "";
              for (int i = 0; i < uids.length; i++) {
                // check whether exist
                isExist = false;
                for (int j = 0; i < currentSelected.size(); j++) {
                  if (currentSelected.get(j).equalsIgnoreCase(uids[i])) {
                    isExist = true;
                    break;
                  }
                }
                if (isExist == false) {
                  currentSelected.add(uids[i]);
                  numbers += String.valueOf(uids[i]) + ",";
                }
              }

              String originalnum = "";
              if (message_rev != null) {
                originalnum = message_rev.getAddresses(",");
              }

              if ("".equals(originalnum)) {
                message_rev.setAddresses(numbers, ",");
              } else {
                message_rev.setAddresses(originalnum + "," + numbers, ",");
              }
            }
            // no need more
            uids = null;
          }
          break;
        }
      default:
        super.onActivityResult(requestCode, resultCode, intent);
        break;
    }
  }
 // remove who from address bar
 private void sucSend(String who) {
   String[] adds = message_rev.getAddresses();
   // reconstruct the address
   String news = "";
   for (int i = 0; i < adds.length; i++) {
     if (who.equalsIgnoreCase(adds[i].trim()) == false) {
       news += adds[i] + ",";
     }
   }
   if (news != null) {
     Message msd = handler.obtainMessage(TWITTER_MESSAGE_SET_ADD_BAR);
     msd.getData().putString("newaddress", news);
     handler.sendMessage(msd);
   }
 }