Several lines of javascript code to implement the dynamic countdown Function

Js implements the dynamic countdown function * a is the timestamp received from the background, which must be converted to milliseconds
 

 
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<Div>
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There will be:
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<Span id = 'day'> </span> days
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<Span id = 'ursa '> </span> hour
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<Span id = 'minua '> </span>
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<Span id = 'secoa '> </span> seconds
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</Div>
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<Script type = "text/javascript">
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/**
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*
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* Copyright Liu Xiaobo 2012.7
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* Js implements the dynamic countdown Function
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* A is the timestamp received from the background, which must be converted to the unit of milliseconds.
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*
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*/
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Var a = 12345678; // in milliseconds
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Function fomtime ()
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{
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A = a-1000;
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Var B = new Date ();
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B. setTime (0 );
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Var c = new Date ();
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C. setTime ();
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Var day1 = B. getDate (); // for convenient calling, separate the days and hours
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Var hours1 = B. getHours ();
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Var minu1 = B. getMinutes ();
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Var seco1 = B. getSeconds ();
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Var day2 = c. getDate ();
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Var hours2 = c. getHours ();
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Var minu2 = c. getMinutes ();
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Var seco2 = c. getSeconds ();
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Var day = day2-day1;
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Var hours = hours2-hours1;
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Var minu = minu2-minu1;
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Var seco = seco2-seco1;
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Document. getElementById ('daya'). innerHTML = day;
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Document. getElementById ('ursa '). innerHTML = hours;
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Document. getElementById ('minua '). innerHTML = minu;
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Document. getElementById ('secaca'). innerHTML = seco;
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SetTimeout ("fomtime ()", 1000 );
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}
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Fomtime ();
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</Script>

Author: The power of dedication