倒计时代码

ｆｏｒａｓｐ．ｃｎ
倒计时代码判断
<script language="JavaScript">
var urodz= new Date("3/30/2005");
var s="今天离五一劳动节";
var now = new Date();
var ile = urodz.getTime() - now.getTime();
var dni = Math.floor(ile / (1000 * 60 * 60 * 24));
if (dni > 1)
document.write(""+s+"还有"+dni +"天")
else if (dni == 1)
document.write("只有2天啦！")
else if (dni == 0)
document.write("只有1天啦！")
else
document.write("好象已经过了哦！");
</script>