public void detecthidden(int receiver){
if(user.isLoggeIn()){
SendIMPPacket packet=new SendMPacket(user);
packet.setMessageType(QQ.QQ_IM_UDP_REQUEST);
packet.setReceiver(receiver);
packet.setTransfer Type(QQ.QQ_TRANSFER_FACE);
packet.setFileName("");
packet.setFakeIp(ture);
monitor.putRequest(packet);
port.add(packet);
}
}