取当前时间的并显示的js

<script type="text/javascript">
	window.onload = function() {
		var show = document.getElementById("show");
		setInterval(function() {
			var time = new Date();
			// 程序计时的月从0开始取值后+1
			var m = time.getMonth() + 1;
			var t = time.getFullYear() + "-" + m + "-"
					+ time.getDate() + " " + time.getHours() + ":"
					+ time.getMinutes() + ":" + time.getSeconds();
			show.innerHTML = t;
		}, 1000);
	};
</script>

<div id="show"></div>

显示值

2011-11-3 15:47:5