Cross-origin plugin content from http://vjs.zencdn.net/swf/5.0.0-rc1/video-js.swf must have a visible size larger than 400 x 300 pixels, or it will be blocked. Invisible content is always blocked.这句话的意思是:来自http://vjs.zencdn.net/swf/5.0.0-rc1/video-js
音乐的自动播放属性,这里也介绍一下: <audio controls="controls" autoplay="autoplay"> <source src="song.ogg" type="audio/ogg" /> <source src="song.mp3" type="audio/mpeg" /> Your browser does not s