Javascript倒计时

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	距离广州亚运会开幕时间2010年11月12还有:<span id="otherTime"></span>
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<script type="text/javascript">
	var objElem = document.getElementById("otherTime");

	var endTime = new Date('2010', '10', '12').getTime();

	var nowTime = null;
	var laveTimer = null;

	function laveTime() {
		nowTime = new Date().getTime();

		var a = endTime - nowTime;//距离指定的时间还有多少毫秒..

		if (a > 0) {
			
			var arr_1 = [1000*60*60*24, 1000*60*60, 1000*60, 1000],
				arr_2 = ['天', '小时', '分', '秒'],
				temp = null;
			
			var timeDesArr = [];

			for (var i = 0, len = arr_1.length; i<len ; i++) {
				temp = Math.floor(a/arr_1[i]);

				if (temp > 0) {
					timeDesArr.push((String(temp).length == 1 ? ("00"+temp).substr(1) : temp) + arr_2[i]);
				}
				
				a -= arr_1[i]*temp;
			}

			objElem.innerHTML = timeDesArr.join("");

		} else {
			objElem.innerHTML = "到时间了!";
			clearInterval(laveTime);
			laveTime = null;
		}
	}
	
	//因为我们的时候是一秒一秒的在走,那么也需要一秒一秒的改变一下这个剩余时间了,一秒执行一次laveTime函数
	laveTimer = setInterval(laveTime, 1*1000);
</script>

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运行示例代码:
posted @ 2010-09-13 09:40  meteoric_cry  阅读(347)  评论(0编辑  收藏  举报