JS代码

<script type="text/javascript" src="jquery-1.8.3.min.js"></script>
<script type="text/javascript">
	$(document).ready(function() {
		var times = 60 * 100; // 60秒
		countTime = setInterval(function() {
			times = --times < 0 ? 0 : times;
			var ms = Math.floor(times / 100).toString();

			if(ms.length <= 1) {
				ms = "0" + ms;
			}
			var hm = Math.floor(times % 100).toString();
			if(hm.length <= 1) {
				hm = "0" + hm;
			}
			if(times == 0) {
				alert("游戏结束");
				clearInterval(countTime);
			}
			// 获取分钟、毫秒数
			$(".a").html(ms);
			$(".b").html(hm);
		}, 10);
	});
</script>