1.HTML5简介

1.查看浏览器支持情况

caniuse.com

2.检测浏览器支持

http://modernizr.com/download/#-applicationcache-canvas-canvastext-draganddrop-hashchange-history-audio-video-indexeddb-input-inputtypes-localstorage-postmessage-sessionstorage-websockets-websqldatabase-webworkers-geolocation-inlinesvg-smil-svg-svgclippaths-touch-webgl-shiv-cssclasses-teststyles-hasevent-prefixes-domprefixes-load

3.腻子脚本

https://developers.google.com/chrome/chrome-frame/?hl=zh-CN&csw=1

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