Page History

<video src="http://powertoolsvideo.qiniudn.com/HuoZiGe/Tutorials/第7章活字格命令/7.3弹出命令实现弹出页面.mp4"
width="800" preload="none" height="450" poster="http://powertoolsvideo.qiniudn.com/HuoZiGe/Tutorials/第7章活字格命令/7.3弹出命令实现弹出页面.jpg"
controls="controls" onplaying="startplay()">您的浏览器不支持播放此视频。</video>
<script>
var isplayed = 1;
var startplay = function(){
if(isplayed){
ga('send', 'event', 'Play Video', '活字格', '第7章 活字格命令');
isplayed = 0;
}
return false;
}
</script>