I dunno, use the Page Visibility API[1]? [1]: http://www.w3.org/TR/2011/WD-page-... | Hacker News

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icebraining on Jan 6, 2012 | parent | context | favorite | on: New Chrome Beta release renders web pages as you t...

I dunno, use the Page Visibility API[1]?

[1]: http://www.w3.org/TR/2011/WD-page-visibility-20110602/

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