//app狀態 顯示不同的文字
            gameStatus:function(){
              var _self = this;
              var packageName = 'com.youku.phone'; //_self.gameData.snsGameAndroidName
              var savePath = "fs://res/downloadGame/"+packageName+".apk";
              //判斷是否安裝
              api.appInstalled({
                  appBundle: packageName
              }, function(ret, err) {
                  if (ret.installed) {
                    console.log("-----------已經安裝  開啟遊戲");
                    _self.downloadStatus = "開啟遊戲";

                  } else {
                    //沒有安裝 需要下載
                    console.log("-----------沒有安裝 判斷是否下載");
                    var fs = api.require('fs');
                    fs.exist({
                        path: savePath
                    }, function(ret, err) {
                        if (ret.exist) {
                            //已經下載 並未安裝
                            _self.downloadStatus = "開始安裝";
                        } else {
                            //未下載
                            _self.downloadStatus = "下載安裝";
                        }
                    });

                  }
              });
            },
            //外部APP下載或安裝或開啟
 

            doClick:function(url,packageName){
              var _self = this;
              var packageName = 'com.youku.phone';
              var savePath = "fs://res/downloadGame/"+packageName+".apk";
              var url = "http://gdown.baidu.com/data/wisegame/b4a968567a13edf3/youku_155.apk";
              api.appInstalled({
                  appBundle: packageName
              }, function(ret, err) {
                  if (ret.installed) {
                    //已經安裝  開啟
                    console.log("-----------已經安裝  開啟");
                    api.openApp({
                        androidPkg: packageName,
                        mimeType: 'text/html',
                        uri: 'http://www.baidu.com'
                    }, function(ret, err) {
                        if (ret) {
                            mytoast("開啟成功","middle");
                        } else {
                            mytoast("開啟APP錯誤:" + err.msg, 'middle');
                        }
                    });

                  } else {
                    //沒有安裝 需要下載
                    console.log("沒有安裝 需要下載");
                    api.download({
                        url: url,
                        savePath: savePath,
                        report: true,
                        cache: true,
                        allowResume: true
                    },function(ret, err){
                        if(ret.state == 1){
                        console.log("下載成功");
                        api.installApp({
                            appUri: savePath
                        });
                        _self.downloadStatus = "開啟遊戲";
                      }else if(ret.state == 0){
                          console.log("---下載中---:"+ret.percent);
                          _self.downloadStatus = "下載中";
                          var downloadBtn = $api.byId("downloadBtn");
                          $api.css(downloadBtn, 'background:linear-gradient(to right, #059CFA, #059CFA ' + ret.percent + '%,#ffffff ' + ret.percent + '%,#ffffff)');
                      }else if(ret.state == 2){
                        console.log("下載失敗!")
                      }
                    });
                  }