自动播放

HTML5

setInterval(function () { document.getElementsByTagName('video')[0].play(); }, 1000)

document.querySelector('video').play();//播放 document.querySelector('video').pause();//暂停 document.querySelector('video').playbackRate = 3.0//倍速

Flash

if (!-[1,] && !window.XMLHttpRequest || navigator.userAgent.indexOf("MSIE 8.0") > 0) { document.onfocusout = function () { return true; } } else { window.onblur = function () { return true; } }