<script type="text/javascript">
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var duration=2900;
var endTime = new Date().getTime() + duration + 100;
function interval()
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var n=(endTime-new Date().getTime())/1000;
if(n<0) return;
document.getElementById("timeout").innerHTML = n.toFixed(3);
setTimeout(interval, 10);
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window.onload=function()
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setTimeout("window.location.href='http://blog.never-online.net'", duration);
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<div id="timeout"></div>
<!--
var duration=2900;
var endTime = new Date().getTime() + duration + 100;
function interval()
{
var n=(endTime-new Date().getTime())/1000;
if(n<0) return;
document.getElementById("timeout").innerHTML = n.toFixed(3);
setTimeout(interval, 10);
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window.onload=function()
{
setTimeout("window.location.href='http://blog.never-online.net'", duration);
interval();
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<div id="timeout"></div>
getDate Returns the day of the month for the specified date.
getDay Returns the day of the week for the specified date.
getHours Returns the hour in the specified date.
getMinutes Returns the minutes in the specified date.
getMonth Returns the month in the specified date.
getSeconds Returns the seconds in the specified date.
getTime Returns the numeric value corresponding to the time for the specified date.
getTimezoneOffset Returns the time-zone offset in minutes for the current locale.
getYear Returns the year in the specified date.
只要能在客户端获取 精确的时间就行 别的脚本也行
调用webservice也行
给点思路
//<![CDATA[
var a=new Date();
var y = a.getYear()+"-";
var m = a.getMonth()+"-";
var d = a.getDay()+"-";
var h = a.getHours()+"-";
var x = a.getMinutes()+"-";
var s = a.getSeconds()+"-";
var ms=a.getMilliseconds()+"-";
document.write(y + m + d + h + x + s + ms);
//]]>
</script