<html>
<head>
<title>jquery 操作 Select</title>
<script type="text/javascript" src="jquery-1.2.6.pack.js"></script>
<script type="text/javascript">
var i=1;
var _interval;
function showTime()
{
var today = new Date();
$("#msg").html(today.toLocaleString() + ",i=" + i);
i++;
if (i>10)
{
clearInterval(_interval);
}
}
$(document).ready(function(){
$("#btnStart").click(function(){
showTime();
_interval = setInterval("showTime()", 1000);
})
$("#btnStop").click(function(){
clearInterval(_interval);
i=0;
})
})
</script>
</head>
<body>
<label id="msg"></label>
<button id="btnStart">开始记时</button>
<button id="btnStop">停止记时</button>
<script type="text/javascript"></script>
</body>
</html>