<!doctype html> <html> <head> <meta charset="utf-8"> <title>拍卖倒计时</title> <script> window.onload=function(){ function tick() { var oCount=document.getElementById(‘count‘); var timer=null; oDateTarget=new Date(); oDateTarget.setFullYear(2014,10,20); oDateTarget.setHours(13,06,0,0); oDateNow=new Date(); leftTime=parseInt((oDateTarget.getTime()-oDateNow.getTime())/1000); var day=parseInt(leftTime/(60*60*24)); leftTime%=(60*60*24); var h=parseInt(leftTime/(60*60)); leftTime%=(60*60); var m=parseInt(leftTime/60); leftTime%=60; oCount.innerHTML=day+‘天‘+h+‘小时‘+m+‘分钟‘+leftTime; if(leftTime<=0) { oCount.innerHTML=‘结束了‘; clearInterval(tick); } } tick(); setInterval(tick,500) }; </script> </head> <body> <div>距离开始：<span id="count"></span></div> </body> </html>
原文：http://www.cnblogs.com/heboliufengjie/p/4111096.html