Countdown Correlation function PHP

<script type= "Text/javascript" language= "JavaScript" >function Datetime_to_unix (datetime) {var tmp_datetime = da    Tetime.replace (/:/g, '-');    Tmp_datetime = tmp_datetime.replace (//g, '-');    var arr = tmp_datetime.split ("-");    var now = new Date (DATE.UTC (arr[0],arr[1]-1,arr[2],arr[3]-8,arr[4],arr[5)); Return parseint (Now.gettime ()/1000);} SetTimeout ("Count_down ()", 1000);//Set each second to invoke the Countdown function//Depending on the day, when. The ID of the second to find the corresponding element var time_day = document.getElementById ("Times_day"); var time_hour = document.getElementById ("Times_ Hour ") var Time_minute = document.getElementById (" Times_minute "); var Time_second = document.getElementById (" second ") var time_end = Datetime_to_unix ("<?php echo date (' y-m-d h:i:s ', $product [' Stop ']);?  > ") *1000; Set activity end Time 1410793200000 var time_start = Datetime_to_unix ("&LT;?
PHP echo Date (' y-m-d h:i:s ', $product [' Start ']);  > ") *1000;  Set activity end time 1409545430000//define Countdown function Count_down () {var time_now = new Date ();  Gets the current time Time_now = Time_now.gettime ();//Gets the current timestamp var time_distance = Time_end-time_now;  Time difference: End of activity minus current time Var Time_startd=time_start-time_now;   Time difference: Activity starts minus current time Var int_day, Int_hour, Int_minute, Int_second;     if (time_startd>0) {int_day = Math.floor (time_startd/86400000) TIME_STARTD-= Int_day * 86400000;      The subtraction difference is converted into hours Int_hour = Math.floor (time_startd/3600000) TIME_STARTD-= Int_hour * 3600000;     The subtraction difference is converted into minutes Int_minute = Math.floor (time_startd/60000) TIME_STARTD-= Int_minute * 60000; The subtraction difference is converted into seconds Int_second = Math.floor (time_startd/1000)//inferred hours are less than 10 o'clock.        Front plus 0 for placeholder if (Int_hour <) Int_hour = "0" + int_hour;        Inferred minute is less than 10 o'clock, preceded by 0 for placeholder if (Int_minute <) Int_minute = "0" + int_minute; Inferred seconds less than 10 o'clock。     Front plus 0 for placeholder if (Int_second <) Int_second = "0" + int_second;   var Timea = document.getElementById ("Timea"); Timea.innerhtml= ' Start time: <label id= "Times_day" > ' +int_day+ ' </label> days <label id= "Times_hour" > ' +int_ hour+ ' </label> <label id= "Times_minute" > ' +int_minute+ ' </label> sub <label id= "Second" > ' +int_    Second+ ' </label> s ';   SetTimeout ("Count_down ()", 1000);        }else{if (time_distance >= 0) {//subtract the difference into days Int_day = Math.floor (time_distance/86400000)       Time_distance-= Int_day * 86400000;        The subtraction difference is converted into hours Int_hour = Math.floor (time_distance/3600000) time_distance-= Int_hour * 3600000;       The subtraction difference is converted into minutes Int_minute = Math.floor (time_distance/60000) time_distance-= Int_minute * 60000; The subtraction difference is converted into seconds Int_second = Math.floor (time_distance/1000)//inferred hours are less than 10 o'clock.          Front plus 0 for placeholder if (Int_hour <) Int_hour = "0" + int_hour; InferMinute is less than 10 o'clock.          Front plus 0 for placeholder if (Int_minute <) Int_minute = "0" + int_minute; Infers that the number of seconds is less than 10 o'clock.               Front plus 0 for placeholder if (Int_second <) Int_second = "0" + int_second;      Display Countdown effect time_day.innerhtml = Int_day;       time_hour.innerhtml = Int_hour;       time_minute.innerhtml = Int_minute;      time_second.innerhtml = Int_second;      SetTimeout ("Count_down ()", 1000);      }else{var Timea = document.getElementById ("Timea");     Timea.innerhtml= ' <font size= "3px" > Remaining time: Application time is over </font> '; }}} </script>

Countdown Correlation function PHP