[百家讲坛]大故宫(第一部)-宫前气象(20120226)评分
排行榜
一键转帖
channelId 1 1 2 fbb41f90b4e5444f9528f115704db039
```javascript
var videopreview = '';
if (videopreview.length > 10) {
document.write('
');
document.write(videopreview);
document.write('
');
} else {
document.getElementById("video_player").style.height = "542px";
}
```