<?php
//php的時(shí)間是以秒算。js的時(shí)間以毫秒算
date_default_timezone_set('PRC');
//date_default_timezone_set("Asia/Hong_Kong");//地區(qū)
//配置每天的活動(dòng)時(shí)間段
$starttimestr = "2016-3-29 8:10:00";
$endtimestr = "2016-3-29 9:43:00";
$starttime = strtotime($starttimestr);
$endtime = strtotime($endtimestr);
$nowtime = time();
if ($nowtime<$starttime){
die("活動(dòng)還沒開始,活動(dòng)時(shí)間是：{$starttimestr}至{$endtimestr}");
}
if ($endtime>=$nowtime){
$lefttime = $endtime-$nowtime; //實(shí)際剩下的時(shí)間（秒）
 }else{
 $lefttime=0;
 die("活動(dòng)已經(jīng)結(jié)束！");
}
?>

<script language="JavaScript">
var runtimes = 0;
function GetRTime(){
var nMS = <?php echo $lefttime; ?>*1000-runtimes*1000;
if (nMS>=0){
var nD=Math.floor(nMS/(1000*60*60*24))%24;
var nH=Math.floor(nMS/(1000*60*60))%24;
var nM=Math.floor(nMS/(1000*60)) % 60;
var nS=Math.floor(nMS/1000) % 60;
document.getElementById("RemainD").innerHTML=nD;
document.getElementById("RemainH").innerHTML=nH;
document.getElementById("RemainM").innerHTML=nM;
document.getElementById("RemainS").innerHTML=nS;
if(nMS==5*60*1000)
{
alert("還有最后五分鐘！");
}
runtimes++;
setTimeout("GetRTime()",1000);
}
}
var Num = 0;
onload = function() {
 Refresh();
 setInterval("Refresh();",100);
 GetRTime();
}
function Refresh() {
 if (Num<10){
 document.getElementById("RemainL").innerHTML = Num;
 Num = Num + 1;
 }else{
 Num=0;
 }
}
</script>
<h4>距離活動(dòng)結(jié)束還有 <strong id="RemainD">XX</strong>天 <strong id="RemainH">XX</strong>小時(shí) <strong id="RemainM">XX</strong>分鐘 <strong id="RemainS">XX</strong>.<strong id="RemainL">XX</strong>秒</h4>