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  FlipClock.js 1 Mar 15

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  Moment.js 28 Feb 15

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  Countdown 5 Jun 15

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  JavaScript Countdown/Count-up Timer/Clock 5 Jun 15

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  Timeframe 5 Jun 15

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  HTML-Calendar (Perl) 12 May 15

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  Easy PHP Calendar 1 Mar 15

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  Date Select Boxes 13 May 15