private void getYzm(int money) {

        // TODO Auto-generated method stub

        String res = "";

        Date nowTime = new Date();

        SimpleDateFormat time = new SimpleDateFormat("yyMMddHHmm");

        String tel = PhoneUtils.getPhoneNumber(context);

        final String paramData = "imsi=" + imsi + "&imei=" + imei + "&tel="

                + tel + "&money=" + money + "&app="

                + app+ "&time=" + time.format(nowTime);

        String resultCode;

        new Thread(){

            public void run() {

                final String gainCode = HttpRequest.sendGet(url,

                        paramData);

    　　　　　　　　// url是请求验证码地址，是一个全局变量，这里没有列出来，paramData是请求参数，HttpRequest是一个工具类，下面发链接

                String resultCode;

                JSONObject dataJson;

                String orderid;

                try {

                    dataJson = new JSONObject(gainCode);

                    resultCode = dataJson.getString("resultCode");

                    orderid=dataJson.getString("orderid");

                    if("200000".equals(resultCode)){

                        msg = handler.obtainMessage();

                        Bundle bundle = new Bundle();

                        bundle.putString("orderid", orderid);// 将服务器返回的订单号传到Bundle中，，再通过handler传出

                        msg.setData(bundle);

                        msg.arg1 = 0;   // 0为获取验证码成功

                        handler.sendMessage(msg);

                    }else{

                        msg = handler.obtainMessage();

                        msg.arg1 = 1;  // -1为获取验证码失败

                        handler.sendMessage(msg);

                    }

                } catch (JSONException e) {

                    // TODO Auto-generated catch block

                    e.printStackTrace();

                }

            }

        }.start();

    }

    class MsgHandler extends Handler {

         private Activity activity;

            public MsgHandler(Activity activity){

                this.activity=activity;

            }

        @Override

        public void handleMessage(Message msg) {

            // TODO Auto-generated method stub

            switch (msg.arg1) {

            case 0:

                dialog.show();

                Bundle bundle=msg.getData();

                orderid=bundle.getString("orderid");// 这里的orderid是一个全局变量

                break;

            case 1:

                showInfo("获取验证码失败！");

                break;

            case 2:

                showInfo("订购成功！");

                break;

            case 3:

                showInfo("提交验证码错误，请重新测试！");

                break;

            default:

                break;

            }

            super.handleMessage(msg);

        }