后台bug

@@ -176,6 +176,7 @@
             var duration = vo.duration;
             var duration = vo.duration;
             console.log(duration);
             console.log(duration);
             if(isNaN(duration)){
             if(isNaN(duration)){
+                vo.load();
                 getDuration(audio,vo);
                 getDuration(audio,vo);
             }else{
             }else{
                 audio.parents('.detail_audio_wrap').find('.audio_time').text(changeTime(duration));
                 audio.parents('.detail_audio_wrap').find('.audio_time').text(changeTime(duration));