<!doctype html> <html> <head> <meta charset="utf-8"> <title>简单易用的倒计时js代码</title> <style> *{ margin:0; padding:0; list-style:none;} body{ font-size:18px; text-align:center;} .time{ height:30px; padding:200px;} </style> </head> <body> <div> <span id="t_d">00天</span> <span id="t_h">00时</span> <span id="t_m">00分</span> <span id="t_s">00秒</span> </div> <script> function GetRTime(){ var EndTime= new Date('2014/09/20 00:00:00'); var NowTime = new Date(); var t =EndTime.getTime() - NowTime.getTime(); var d=0; var h=0; var m=0; var s=0; if(t>=0){ d=Math.floor(t/1000/60/60/24); h=Math.floor(t/1000/60/60%24); m=Math.floor(t/1000/60%60); s=Math.floor(t/1000%60); } document.getElementById("t_d").innerHTML = d + "天"; document.getElementById("t_h").innerHTML = h + "时"; document.getElementById("t_m").innerHTML = m + "分"; document.getElementById("t_s").innerHTML = s + "秒"; } setInterval(GetRTime,0); </script> </body> </html>