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https://developer.mozilla.org/en/Gecko%27s%22AlmostStandards%22_Mode
https://developer.mozilla.org/en/MozillaQuirksMode_Behavior
https://developer.mozilla.org/en/QuirksModeandStandardsMode
http://kino.iteye.com/blog/241260
http://zh.wikipedia.org/wiki/%E6%80%AA%E5%BC%82%E6%A8%A1%E5%BC%8F
http://zh.wikipedia.org/wiki/HTML
http://zh.wikipedia.org/wiki/InternetExplorer6
http://en.wikipedia.org/wiki/Quirks_mode
www.aoao.org.cn/blog/2007/01/browser-mode/
http://www.quirksmode.org/css/quirksmode.html
http://lefter.net/blog/quirks-standards/
http://zh.wikipedia.org/wiki/IE%E7%9B%92%E6%A8%A1%E5%9E%8B%E7%BC%BA%E9%99%B7
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