jQuery JSON jPlayer implementiert QQ Space Music-Abfrage

unction getGTK() {
  var str = "@HR3etVm80";
  var hash = 5381;
  for (var i = 0,
  len = str.length; i < len; ++i) {
    hash += (hash << 5) + str.charAt(i).charCodeAt();
  }
  var gtk = hash & 0x7fffffff;
  //document.getElementById("gtk").value = gtk;
  return gtk;
}

function getMusicId() {
var qqNo = document.getElementById("qqNo").value;
var url = 'http://qzone-music.qq.com/fcg-bin/cgi_playlist_xml.fcg?uin=' + qqNo + '&json=1&g_tk=' + getGTK();
$.getScript(url);
}

function jsonCallback(data) {
  if(data.code==1){
    alert(data.msg);
    return;
  }
  var songs = data.qqmusic.playlist.song;
  var dataStr = "[";
  for (var i = 0; i < songs.length; i++) {
    dataStr += "{";
    dataStr += "title:&#39;" + songs[i].xsong_name + "&#39;,";
    dataStr += "mp3:&#39;" + songs[i].xsong_url + "&#39;";
    dataStr += "}";
    if (i < songs.length) {
      dataStr += &#39;,&#39;;
    }
  }
  dataStr += &#39;]&#39;;
  eval("ds=" + dataStr);
  newPlayer(ds);
}

var playList;
function newPlayer(data) {
  playList = new jPlayerPlaylist({
    jPlayer: "#jquery_jplayer_1",
    cssSelectorAncestor: "#jp_container_1"
  },
  data, {
    swfPath: "js",
    supplied: "mp3",
    wmode: "window"
  });
}