/*********************************************************************
 * PlayList再生 Version 4.2.0
 * （SWF不要）
 * Copyright (C) 2012-2016 maverica corporation. All Rights Reserved.
 *********************************************************************/
var YPlayList = function() {
  this.paramList = {
     'target': ''    //表示先タグID
    ,'targetInner': ''  //表示先インナーID（利用する場合のみ指定）
    ,'playListID': ''  //プレイリストID
    ,'apiKey': ''    //Youtube DATA API ブラウザキー（必須）
    ,'player': {    //プレーヤー設定
       'width': 160
      ,'height': 97
      ,'quality': 'default'  //small:640x360未満/medium:640x360以上/large:854x480以上/hd720:1280x720以上/default:YouTube が適切な再生画質を選択
      ,'fs': 1  //全画面表示ボタン 0:非表示/1:表示
    }
    ,'delListItemStrList': new Array()  //プレイリストのタイトル文字列から削除する文字列
    ,'addListItemFirst': ''  //プレイリストのタイトル先頭に付加する文字列
    ,'addListItemLast': ''  //プレイリストのタイトル末尾に付加する文字列
    ,'isAutoPlay': false  //対応ブラウザでは自動再生(iOSでは無効)
    ,'startVolume': 100  //初期音量(0-100)
    ,'isUseControl': false  //コントロールの利用
    ,'autoHide': 0      //コントロールの自動非表示（2:プログレスバーのみ非表示、1:自動非表示、0:常に表示）
    ,'thumbnailType': 0    //サムネイル（0:無し/1:default/2:medium/3:hight/4:standard/5:maxres）
    ,'titleTarget': ''    //動画タイトル情報表示先ID
    ,'descriptionTarget': ''  //動画説明情報表示先ID
    ,'controllerTarget': ''  //コントローラー/リストエリア描画先（空白時は自動生成）
    ,'maxResults':  50    //プレイリストの動画アイテム数（max50）
    ,'itemChangeCallback': null  //動画変更時コールバック（引数：アイテムインデックス）
  };
  this.player = null;
  this.activeIndex = 0;
  this.playList = new Array();
  this.isRepeat = false;
  this.controlList = new Array();
  this.preVolume = 100;
};
YPlayList._ObjList = new Array();
YPlayList._playListFuncList = new Array();
YPlayList._isUseIframe = (function() {
  if(typeof document.documentElement.style.maxHeight != "undefined") {
    if(!/*@cc_on!@*/false) {
      //IE以外
      if(!!window.postMessage) {
        return true;
      } else {
        return false;
      }
    } else if(document.documentMode && document.documentMode >=8) {
      return true;
    } else {
      return false;
    }
  } else {
    //IE6以下
    return false;
  }
}());
YPlayList._isApple = (function() {
  var ua = navigator.userAgent;
  if(ua.indexOf("iPhone") > -1
  || ua.indexOf("iPad") > -1) {
    return true;
  } else {
    return false;
  }
}());
YPlayList._isAndroid = (function() {
  var ua = navigator.userAgent;
  if(ua.indexOf("Android") > -1) {
    return true;
  } else {
    return false;
  }
}());
YPlayList.prototype = {
   onPlayerReady:function(e) {
     if(this.playList.length > 0) {
      if(!YPlayList._isApple&&this.paramList["isAutoPlay"]) {
        this.player.loadVideoById(this.playList[this.activeIndex].videoId, 0, this.paramList["player"]["quality"]);
      } else {
        this.player.cueVideoById(this.playList[this.activeIndex].videoId, 0, this.paramList["player"]["quality"]);
      }
     }
     this.player.unMute();
     this.player.setVolume(this.paramList["startVolume"]);

    if(!YPlayList._isApple) {
      this.controlList["controller"].style.display = "";
      if(!YPlayList._isAndroid
      || this.player.cueVideoByFlashvars) {
        this.controlList["mute"].parentNode.style.display = "";
        this.controlList["volume"].parentNode.style.display = "";
        this.controlList["repeat"].parentNode.style.display = "";
        this.controlList["time"].parentNode.style.display = "";

        var baseWidth = parseInt(this.controlList["volume"].clientWidth);
        width = Math.round(this.paramList["startVolume"] * baseWidth / 100);
        this.controlList["volume"].firstChild.style.width = width+"px";
      }
    }
  }
  ,onPlayerStateChange:function(state) {
//    document.getElementById("debug2").appendChild(document.createTextNode("["+state+"|Total:"+this.player.getDuration()+"/Now:"+this.player.getCurrentTime()+"|Total:"+this.player.getVideoBytesTotal()+"/Load:"+this.player.getVideoBytesLoaded()+"]"));
    switch(state) {
      case 0: //YT.PlayerState.ENDED:
        if((this.player.getDuration() - 2) < this.player.getCurrentTime()
        || this.player.getVideoBytesTotal() <= this.player.getVideoBytesLoaded()) {
          if(this.activeIndex+1 < this.playList.length) {
            this.activeIndex++;
            this.playList[this.activeIndex].onclick();
            return;
          } else if(this.isRepeat) {
            this.activeIndex = 0;
            this.playList[this.activeIndex].onclick();
            return;
          }
        }
        this.setPlayButton();

        break;
      case 1: //YT.PlayerState.PLAYING:
        this.setPauseButton();
        var myObj = this;
        setTimeout(function() {
          myObj.dispTime();
        }, 100);
        break;
      case 2: //YT.PlayerState.PAUSED:
        this.setPlayButton();
        break;
      case 5: //YT.PlayerState.CUED:
        var myObj = this;
        setTimeout(function() {
          myObj.dispTime();
        }, 10);
    }
  }
  ,setPlayButton:function() {
    if(!YPlayList._isApple) {
      var playButton = this.controlList["play"];
      playButton.setAttribute("title", "Play");
      playButton.setAttribute("class", "play");
      playButton.innerHTML = '<span class="inner">Play</span>';
      this.controlList["time"].innerHTML = "";
    }
  }
  ,setPauseButton:function() {
    if(!YPlayList._isApple) {
      var playButton = this.controlList["play"];
      playButton.setAttribute("title", "Pause");
      playButton.setAttribute("class", "pause");
      playButton.innerHTML = '<span class="inner">Pause</span>';
    }
  }
  ,dispTime:function() {
    if(!YPlayList._isApple) {
      if(this.player
      && this.controlList["time"].parentNode.style.display == "") {
        var totalTime = this.player.getDuration();
        var nowTime = this.player.getCurrentTime();
        if(this.player.getPlayerState() == 1/*YT.PlayerState.PLAYING*/) {
          if(nowTime && totalTime > 0 && nowTime > 0) {
            this.controlList["time"].innerHTML = this._getTimeStr(Math.floor(nowTime))+"/"+this._getTimeStr(Math.ceil(totalTime));
          } else {
            this.controlList["time"].innerHTML = "";
          }

          var ms = 10;
          if(nowTime > 0) {
            ms = (Math.ceil(nowTime) - nowTime) * 1000;
          }
          var myObj = this;
          setTimeout(function() {
            myObj.dispTime();
          }, ms);
        } else {
          this.controlList["time"].innerHTML = "";
        }
      } else {
        this.controlList["time"].innerHTML = "";
      }
    }
  }
  ,_getTimeStr:function(time) {
    var minute = Math.floor(time / 60);
    var sec = time % 60;
    return minute+":"+(("0" + sec).slice(-2));
  }
};
YPlayList.setPlayList = function(paramList) {
  var obj = new YPlayList();
  obj.paramList["target"] = paramList["target"];
  obj.paramList["playListID"] = paramList["playListID"];
  obj.paramList["apiKey"] = paramList["apiKey"];
  if(paramList["player"]) {
    if(paramList["player"]["width"]) {
      obj.paramList["player"]["width"] = paramList["player"]["width"];
    }
    if(paramList["player"]["height"]) {
      obj.paramList["player"]["height"] = paramList["player"]["height"];
    }
    if(paramList["player"]["quality"]) {
      obj.paramList["player"]["quality"] = paramList["player"]["quality"];
    }
  }

  var paramKeyList = [
     "targetInner"
    ,"delListItemStrList"
    ,"addListItemFirst"
    ,"addListItemLast"
    ,"isAutoPlay"
    ,"startVolume"
    ,"isUseControl"
    ,"autoHide"
    ,"thumbnailType"
    ,"titleTarget"
    ,"descriptionTarget"
    ,"controllerTarget"
    ,"maxResults"
    ,"itemChangeCallback"
  ];
  for(var i in paramKeyList) {
    if(paramKeyList[i] in paramList) {
      obj.paramList[paramKeyList[i]] = paramList[paramKeyList[i]];
    }
  }

  YPlayList._ObjList[paramList["playListID"]] = obj;

  var targetObj = document.getElementById(obj.paramList["target"]);
  if(!targetObj
  || !paramList["playListID"] || paramList["playListID"] == ""
  || !paramList["apiKey"] || paramList["apiKey"] == "") {
    alert("Setting Error!!");
    return;
  }

  //コントローラー/リストエリア描画
  var controlTagObj = null;
  if(obj.paramList["controllerTarget"] == '') {
    controlTagObj = document.createElement('div');
    if(targetObj.parentNode.lastChild === targetObj) {
      targetObj.parentNode.appendChild(controlTagObj);
    } else {
      targetObj.parentNode.insertBefore(controlTagObj, targetObj.nextSibling);
    }
    controlTagObj.setAttribute("id", obj.paramList["target"]+"_controller");
  } else {
    controlTagObj = document.getElementById(obj.paramList["controllerTarget"]);
    if(!controlTagObj) {
      alert("Setting Error!!");
      return;
    }
  }

  if(!YPlayList._isApple) {
    var ulObj = document.createElement("ul");
    ulObj.style.display = "none";
    controlTagObj.appendChild(ulObj);
    obj.controlList["controller"] = ulObj;

    var liObj = document.createElement("li");
    ulObj.appendChild(liObj);
    var aObj = document.createElement("a");
    aObj.setAttribute("title", "Stop");
    aObj.setAttribute("href", "javascript:void(0)");
    aObj.setAttribute("class", "stop");
    aObj.onclick = function() {
      if(!obj.player) {
        return;
      }

      obj.player.seekTo(0, true);
      obj.player.stopVideo();

      obj.setPlayButton();
    };
    liObj.appendChild(aObj);
    var spanObj = document.createElement("span");
    spanObj.appendChild(document.createTextNode("Stop"));
    spanObj.setAttribute("class", "inner");
    aObj.appendChild(spanObj);

    var liObj = document.createElement("li");
    ulObj.appendChild(liObj);
    var aObj = document.createElement("a");
    aObj.setAttribute("title", "Prev");
    aObj.setAttribute("href", "javascript:void(0)");
    aObj.setAttribute("class", "prev");
    aObj.onclick = function() {
      if(!obj.player) {
        return;
      }
      if(obj.activeIndex == 0) {
        return;
      }
      obj.activeIndex--;
      obj.playList[obj.activeIndex].onclick();
    };
    liObj.appendChild(aObj);
    var spanObj = document.createElement("span");
    spanObj.appendChild(document.createTextNode("Prev"));
    spanObj.setAttribute("class", "inner");
    aObj.appendChild(spanObj);

    var liObj = document.createElement("li");
    ulObj.appendChild(liObj);
    var aObj = document.createElement("a");
    aObj.setAttribute("title", "Play");
    aObj.setAttribute("href", "javascript:void(0)");
    aObj.setAttribute("class", "play");
    aObj.onclick = function() {
      if(!obj.player) {
        return;
      }
      if(obj.player.getPlayerState() == 1) {
        obj.setPlayButton();

        obj.player.pauseVideo();
      } else {
        obj.setPauseButton();

        obj.player.playVideo();
      }
    };
    liObj.appendChild(aObj);
    var spanObj = document.createElement("span");
    spanObj.appendChild(document.createTextNode("Play"));
    spanObj.setAttribute("class", "inner");
    aObj.appendChild(spanObj);
    obj.controlList["play"] = aObj;

    var liObj = document.createElement("li");
    ulObj.appendChild(liObj);
    var aObj = document.createElement("a");
    aObj.setAttribute("title", "Next");
    aObj.setAttribute("href", "javascript:void(0)");
    aObj.setAttribute("class", "next");
    aObj.onclick = function() {
      if(!obj.player) {
        return;
      }
      if(obj.activeIndex >= obj.playList.length-1) {
        return;
      }
      obj.activeIndex++;
      obj.playList[obj.activeIndex].onclick();
    };
    liObj.appendChild(aObj);
    var spanObj = document.createElement("span");
    spanObj.appendChild(document.createTextNode("Next"));
    spanObj.setAttribute("class", "inner");
    aObj.appendChild(spanObj);

    var liObj = document.createElement("li");
    liObj.style.display = "none";
    ulObj.appendChild(liObj);
    var aObj = document.createElement("a");
    aObj.setAttribute("title", "Repeat playlist");
    aObj.setAttribute("href", "javascript:void(0)");
    aObj.setAttribute("class", "repeat_off");
    aObj.onclick = function() {
      if(!obj.player) {
        return;
      }

      obj.isRepeat = !obj.isRepeat;
      if(obj.isRepeat) {
        this.setAttribute("class", "repeat_on");
        this.parentNode.setAttribute("class", "active");
      } else {
        this.setAttribute("class", "repeat_off");
        this.parentNode.setAttribute("class", "");
      }
    };
    liObj.appendChild(aObj);
    var spanObj = document.createElement("span");
    spanObj.appendChild(document.createTextNode("Repeat"));
    spanObj.setAttribute("class", "inner");
    aObj.appendChild(spanObj);
    obj.controlList["repeat"] = aObj;

    if(!YPlayList._isApple) {
      var liObj = document.createElement("li");
      liObj.style.display = "none";
      ulObj.appendChild(liObj);
      var aObj = document.createElement("a");
      aObj.setAttribute("title", "Mute");
      aObj.setAttribute("href", "javascript:void(0)");
      aObj.setAttribute("class", "mute_off");
      aObj.onclick = function() {
        if(!obj.player) {
          return;
        }
        var baseWidth = parseInt(obj.controlList["volume"].clientWidth);
        var width = 0;
        if(obj.player.isMuted()) {
          obj.player.unMute();
          this.setAttribute("class", "mute_off");
          this.parentNode.setAttribute("class", "");
          width = Math.round(obj.preVolume * baseWidth / 100);
        } else {
          obj.preVolume = obj.player.getVolume();
          obj.player.mute();
          this.setAttribute("class", "mute_on");
          this.parentNode.setAttribute("class", "active");
        }
        obj.controlList["volume"].firstChild.style.width = width+"px";
      };
      liObj.appendChild(aObj);
      var spanObj = document.createElement("span");
      spanObj.appendChild(document.createTextNode("Mute"));
      spanObj.setAttribute("class", "inner");
      aObj.appendChild(spanObj);
      obj.controlList["mute"] = aObj;

      var liObj = document.createElement("li");
      liObj.style.display = "none";
      liObj.setAttribute("class", "volume_area");
      ulObj.appendChild(liObj);
      var divObj = document.createElement("div");
      divObj.setAttribute("class", "volume");
      divObj.setAttribute("title", "Volume");
      divObj.onmousedown = function(e) {
        if(!obj.player) {
          return;
        }
        var x = 0;
        if(e) {
          x = e.pageX - this.getBoundingClientRect().left - (document.body.scrollLeft || document.documentElement.scrollLeft);
        } else {
          x = window.event.offsetX;
        }
        var width = parseInt(this.clientWidth);
        var magnification = 100 / width;
        if(x > 100) {
          x = 100;
        } else if(x < 0) {
          x = 0;
        }
        this.firstChild.style.width = x+"px";
        obj.player.setVolume(Math.round(x * magnification));
        obj.controlList["mute"].setAttribute("class", "mute_off");
        obj.controlList["mute"].parentNode.setAttribute("class", "");
      };
      liObj.appendChild(divObj);
      var div2Obj = document.createElement("div");
      div2Obj.setAttribute("class", "now_volume");
      divObj.appendChild(div2Obj);
      obj.controlList["volume"] = divObj;
    }

    var liObj = document.createElement("li");
    liObj.style.display = "none";
    liObj.setAttribute("class", "time_area");
    ulObj.appendChild(liObj);
    var divObj = document.createElement("div");
    divObj.setAttribute("class", "time");
    liObj.appendChild(divObj);
    obj.controlList["time"] = divObj;
  }

  //動画一覧表示エリア
  obj.playListArea = document.createElement('div');
  obj.playListArea.setAttribute("class", "play_list");
  controlTagObj.appendChild(obj.playListArea);

};
YPlayList.create = function() {
  for(var key in YPlayList._ObjList) {
    //PlayList取得関数
    eval('YPlayList._playListFuncList.push(function() {'
      +'  var targetObj = document.getElementById("'+YPlayList._ObjList[key].paramList["target"]+'");'
      +'  var tag = document.createElement("script");'
      +'  tag.src = "https://www.googleapis.com/youtube/v3/playlistItems?part=snippet,status&playlistId='+YPlayList._ObjList[key].paramList["playListID"]+'&key='+YPlayList._ObjList[key].paramList["apiKey"]+'&callback=YPlayListCallback&maxResults='+Number(YPlayList._ObjList[key].paramList["maxResults"])+'";'
      +'  targetObj.parentNode.insertBefore(tag, targetObj);'
      +'});'
    );
  }
  if(YPlayList._playListFuncList.length > 0) {
    var func = YPlayList._playListFuncList.shift();
    setTimeout(func, 0);
  }
};
YPlayList.play = function(playListID, index) {
  var targetObj = YPlayList._ObjList[playListID];
  if(targetObj && targetObj.player) {
    targetObj.activeIndex = index;
    var videoId = targetObj.playList[index].videoId;
    if(YPlayList._isApple) {
      var iframe = targetObj.player.getIframe();
      iframe.src = "http://www.youtube.com/embed/"+videoId+"?enablejsapi=1"
      + "&rel=0&showsearch=0&showinfo=0&controls=1&fs="+targetObj.paramList["player"]["fs"];
    } else {
      targetObj.player.loadVideoById(videoId, 0, targetObj.paramList["player"]["quality"]);
    }
    for(var key in targetObj.playList) {
      if(key == index) {
        targetObj.playList[key].parentNode.parentNode.setAttribute("class", "playlist_item active");
      } else {
        targetObj.playList[key].parentNode.parentNode.setAttribute("class", "playlist_item");
      }
    }
  }
};

function onYouTubeIframeAPIReady() {
  for(var key in YPlayList._ObjList) {
    var obj = YPlayList._ObjList[key];
    var target = obj.paramList["target"];
    if(obj.paramList["targetInner"]&&obj.paramList["targetInner"]!="") {
      target = obj.paramList["targetInner"];
    }
    eval('obj.player = new YT.Player("'+target+'", {'
      +'   height: '+obj.paramList["player"]["height"]
      +'  ,width: '+obj.paramList["player"]["width"]
      +'  ,playerVars : {'
      +'     rel: 0'
      +'    ,showsearch: 0'
      +'    ,showinfo: 0'
      +'    ,fs: '+obj.paramList["player"]["fs"]
      +'    ,wmode: "transparent"'
      +'    ,controls: '+((YPlayList._isApple||obj.paramList["isUseControl"])?'1':'0')
      +'    ,autohide: '+obj.paramList["autoHide"]
      +'  }'
      +'  ,events: {'
      +'     "onReady": function(e) {YPlayList._ObjList["'+key+'"].onPlayerReady(e);}'
      +'    ,"onStateChange": function(e) {YPlayList._ObjList["'+key+'"].onPlayerStateChange(e.data);}'
      +'  }'
      +'});'
    );
  }
}
function onYouTubePlayerReady(playerid) {
  var obj = document.getElementById("p_"+playerid);
  YPlayList._ObjList[playerid].player = obj;
  var callback = 'YPlayList._ObjList["'+playerid+'"].onPlayerStateChange';
  obj.addEventListener("onStateChange", callback);

  var myObj = YPlayList._ObjList[playerid];
  myObj.controlList["mute"].parentNode.style.display = "";
  myObj.controlList["volume"].parentNode.style.display = "";
  myObj.controlList["repeat"].parentNode.style.display = "";
  myObj.controlList["time"].parentNode.style.display = "";
  myObj.controlList["controller"].style.display = "";

  var baseWidth = parseInt(myObj.controlList["volume"].clientWidth);
  width = Math.round(myObj.paramList["startVolume"] * baseWidth / 100);
  myObj.controlList["volume"].firstChild.style.width = width+"px";
}
function YPlayListCallback(ret) {
  if(ret["items"] && ret["items"].length > 0) {
    var target = YPlayList._ObjList[ret["items"][0]["snippet"]["playlistId"]];
    var itemList = ret["items"];
    var isTop = true;
    var index = 0;
    var changeActiveIndexFunc = function() {
      if(target.player) {
        target.activeIndex = this.index;
        if(YPlayList._isApple) {
          var iframe = target.player.getIframe();
          iframe.src = "http://www.youtube.com/embed/"+this.videoId+"?enablejsapi=1"
          + "&rel=0&showsearch=0&showinfo=0&controls="+(YPlayList._isApple||target.paramList["isUseControl"]?'1':'0')+"&fs="+target.paramList["player"]["fs"];
          + "&autoplay="+(!YPlayList._isApple&&target.paramList["isAutoPlay"]?'1':'0');
        } else {
          target.player.loadVideoById(this.videoId, 0, target.paramList["player"]["quality"]);
        }
        for(var key in target.playList) {
          target.playList[key].parentNode.parentNode.setAttribute("class", "playlist_item");
        }
        this.parentNode.parentNode.setAttribute("class", "playlist_item active");

        if(target.paramList["titleTarget"]
        && target.paramList["titleTarget"] != "") {
          var titleTarget = document.getElementById(target.paramList["titleTarget"]);
          if(titleTarget) {
            for(var i=titleTarget.childNodes.length-1; i>=0; i--) {
              titleTarget.removeChild(titleTarget.childNodes[i]);
            }
            titleTarget.appendChild(document.createTextNode(String(this.titleText)));
          }
        }

        if(target.paramList["descriptionTarget"]
        && target.paramList["descriptionTarget"] != "") {
          var descriptionTarget = document.getElementById(target.paramList["descriptionTarget"]);
          if(descriptionTarget) {
            for(var i=descriptionTarget.childNodes.length-1; i>=0; i--) {
              descriptionTarget.removeChild(descriptionTarget.childNodes[i]);
            }
            var strTmp = String(this.description).split("\n");
            for(var i=0; i<strTmp.length; i++) {
              if(i>0) {
                descriptionTarget.appendChild(document.createElement("br"));
              }
              descriptionTarget.appendChild(document.createTextNode(strTmp[i]));
            }
          }
        }
        if(typeof(target.paramList["itemChangeCallback"]) == "function") {
          target.paramList["itemChangeCallback"](target.activeIndex);
        }
      }
    };
    for(var key=0; key<itemList.length; key++) {
      if(itemList[key]["status"]["privacyStatus"]=='public'
      || itemList[key]["status"]["privacyStatus"]=='unlisted') {
        var baseObj = document.createElement("div");
        target.playListArea.appendChild(baseObj);
        var title = itemList[key]["snippet"]["title"];
        for(var i=0; i < target.paramList["delListItemStrList"].length; i++) {
          title = title.split(target.paramList["delListItemStrList"][i]).join("");
        }
        title = target.paramList["addListItemFirst"]+title+target.paramList["addListItemLast"];
        if(target.paramList["thumbnailType"] > 0
        && target.paramList["thumbnailType"] < 6) {
          var obj = document.createElement("div");
          obj.setAttribute("class", "playlist_item_img");
          baseObj.appendChild(obj);
          var aObj = document.createElement("a");
          aObj.videoId = itemList[key]["snippet"]["resourceId"]["videoId"];
          aObj.index = index;
          aObj.onclick = changeActiveIndexFunc;
          aObj.titleText = title;
          aObj.description = itemList[key]["snippet"]["description"];
          aObj.setAttribute("href", "javascript:void(0);");
          obj.appendChild(aObj);
          var imgObj = document.createElement("img");
          var imgTypeList = {1:'default', 2:'medium', 3:'hight', 4:'standard', 5:'maxres'};
          imgObj.setAttribute("src", itemList[key]["snippet"]["thumbnails"][imgTypeList[target.paramList["thumbnailType"]]]["url"]);
          aObj.appendChild(imgObj);
        }
        var obj = document.createElement("div");
        obj.setAttribute("class", "playlist_item_select");
        baseObj.appendChild(obj);
        var aObj = document.createElement("a");
        target.playList.push(aObj);
        obj.appendChild(aObj);
        aObj.appendChild(document.createTextNode(title));
        aObj.videoId = itemList[key]["snippet"]["resourceId"]["videoId"];
        aObj.index = index;
        aObj.onclick = changeActiveIndexFunc;
        aObj.titleText = title;
        aObj.description = itemList[key]["snippet"]["description"];
        aObj.setAttribute("href", "javascript:void(0);");
        if(isTop) {
          baseObj.setAttribute("class", "playlist_item active");
          target.activeIndex = index;
          isTop = false;
          if(target.paramList["titleTarget"]
          && target.paramList["titleTarget"] != "") {
            var titleTarget = document.getElementById(target.paramList["titleTarget"]);
            if(titleTarget) {
              for(var i=titleTarget.childNodes.length-1; i>=0; i--) {
                titleTarget.removeChild(titleTarget.childNodes[i]);
              }
              titleTarget.appendChild(document.createTextNode(String(aObj.titleText)));
            }
          }

          if(target.paramList["descriptionTarget"]
          && target.paramList["descriptionTarget"] != "") {
            var descriptionTarget = document.getElementById(target.paramList["descriptionTarget"]);
            if(descriptionTarget) {
              for(var i=descriptionTarget.childNodes.length-1; i>=0; i--) {
                descriptionTarget.removeChild(descriptionTarget.childNodes[i]);
              }
              var strTmp = String(aObj.description).split("\n");
              for(var i=0; i<strTmp.length; i++) {
                if(i>0) {
                  descriptionTarget.appendChild(document.createElement("br"));
                }
                descriptionTarget.appendChild(document.createTextNode(strTmp[i]));
              }
            }
          }
          if(typeof(target.paramList["itemChangeCallback"]) == "function") {
            target.paramList["itemChangeCallback"](target.activeIndex);
          }
        } else {
          baseObj.setAttribute("class", "playlist_item");
        }
        index++;
      }
    }
  }

  if(YPlayList._playListFuncList.length > 0) {
    var func = YPlayList._playListFuncList.shift();
    setTimeout(func, 0);
  } else {
    var keyTop = null;
    for(keyTop in YPlayList._ObjList) {
      break;
    }
    if(keyTop) {
      var targetTop = document.getElementById(YPlayList._ObjList[keyTop].paramList["target"]);
      var tag = document.createElement('script');
      tag.src = "https://www.youtube.com/iframe_api";
      targetTop.parentNode.insertBefore(tag, targetTop);
    }
  }
}