ckplayer获取播放时长一

<div id="a1"></div>
<div id="nowTime"></div>
<script type="text/javascript" src="/ckplayer/6.6/ckplayer.js"></script>
<script type="text/javascript">
  function loadedHandler(){
    if(CKobject.getObjectById('ckplayer_a1').getType()){
      CKobject.getObjectById('ckplayer_a1').addListener('time',timeHandler);
    }
    else{
      CKobject.getObjectById('ckplayer_a1').addListener('time','timeHandler');
    }
  }
  function timeHandler(t){
    if(t>-1){
        CKobject._K_('nowTime').innerHTML='当前播放的时间点是(此值精确到小数点后三位，即毫秒)：'+t;
    }
  }
  var flashvars={
    f:'http://img.ksbbs.com/asset/Mon_1703/05cacb4e02f9d9e.mp4',
    c:0,
    p:2,
    b:0,
    i:'/static/images/letitgo.jpg',
    loaded:'loadedHandler',
    my_url:encodeURIComponent(window.location.href)
  };
  var video=['http://movie.ks.js.cn/flv/other/1_0.mp4->video/mp4'];
  CKobject.embed('/ckplayer/6.6/ckplayer.swf','a1','ckplayer_a1','100%','100%',false,flashvars,video);
</script>