<! doctype html> <html> <head> <meta charset = "utf-8"> <title> 简单易用的倒计时 js 代码 </title> <yley>*{margem: 0; preenchimento: 0; estilo de lista: nenhum;} corpo {tamanho da fonte: 18px; Text-align: Center;}. Tempo {Hight: 30px; preenchimento: 200px;} </style> </ad Head> <body> <div> <span id = "t_d"> 00 天 </span> <span id = "t_h"> 00 时 </span> <span id = "t_m"> 00 分 </<span id = "t_s"> 00 秒 </span Data ('2014/09/20 00:00:00'); var nowime = 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>