$(function () {
var start = setInterval(function () {
var dtstr = ""
var now = new Date()//初始化当前时间
var newdatr = new Date(now.getFullYear(), "05", "07", "00", "00", "00", "00")//初始化目标时间(这里的05实际上是六月)
var nowhms = now.getTime()//当前时间转换毫秒
var newhms = newdatr.getTime()//目标时间转换毫秒
var cha = newhms - nowhms//时间差(毫秒数)
if (cha >0) {
var day = parseInt(cha / (1000 * 60 * 60 * 24))//计算天数
var hh = parseInt((cha % (1000 * 60 * 60 * 24)) / (1000 * 60 * 60))//计算小时
var min = parseInt(((cha % (1000 * 60 * 60 * 24)) % (1000 * 60 * 60)) / (1000 * 60))//计算分钟
var ss = parseInt((((cha % (1000 * 60 * 60 * 24)) % (1000 * 60 * 60)) % (1000 * 60)) / 1000)//计算秒
if (ss == 0) {
scount += 1
}
//var ms = parseInt((((cha % (1000 * 60 * 60 * 24)) % (1000 * 60 * 60)) % (1000 * 60)) % 1000)
dtstr = day + "天" + hh + "小时" + min + "分钟" + ss + "秒"//+ ms + "毫秒"
}
$("#timestr").html(dtstr)
$("#flag").html("你已经续了" + scount + "分钟。")
}, 1000)
})
这是2014年高考倒计时的代码,可以自己修改只需要更改BirthDay=new Date("7-6-2014")里面的数字就可以。测试可用。<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/htmlcharset=utf-8" />
<title>无标题文档</title>
</head>
<body onload="show_date_time()">
<SCRIPT language=javascript>
function show_date_time(){
window.setTimeout("show_date_time()", 1000)
BirthDay=new Date("7-6-2014")
today=new Date()
timeold=(BirthDay.getTime()-today.getTime())
sectimeold=timeold/1000
secondsold=Math.floor(sectimeold)
msPerDay=24*60*60*1000
e_daysold=timeold/msPerDay
daysold=Math.floor(e_daysold)
e_hrsold=(e_daysold-daysold)*24
hrsold=Math.floor(e_hrsold)
e_minsold=(e_hrsold-hrsold)*60
minsold=Math.floor((e_hrsold-hrsold)*60)
seconds=Math.floor((e_minsold-minsold)*60)
span_dt_dt.innerHTML="<b><align=center><font color=00CC00>"+daysold+"天"+hrsold+"小时"+minsold+"分"+seconds+"秒"+"</b><br></font>"
}
</SCRIPT>
<b><align=center><font color=#ffffff>高考倒计时还有:</b></font>
<span id="span_dt_dt" style='align=center no:1px solid blackbackground-color:#FFFFFF' ></span>
</body>
</html>