请问页面中倒记时扣减时间的程序怎么写?

Question

去js里面问一定有答案！不会！帮你顶一下！

Answer 1

<span id="liveclock" style"=width: 109px; height: 15px"></span>
<SCRIPT language=javascript>
function www_helpor_net()
{
var Digital=new Date()
var hours=Digital.getHours()
var minutes=Digital.getMinutes()
var seconds=Digital.getSeconds()if(minutes<=9)
minutes="0"+minutes
if(seconds<=9)
seconds="0"+seconds
myclock="现在时刻：<font size='5' face='Arial black'>"+hours+":"+minutes+":"+seconds+"</font>"
if(document.layers){document.layers.liveclock.document.write(myclock)
document.layers.liveclock.document.close()
}else if(document.all)
liveclock.innerHTML=myclock
setTimeout("www_helpor_net()",1000)
}
www_helpor_net();
//-->
</SCRIPT>