​x
 
<html>
<head>
​
<script type="text/javascript">
var i=1
function starttimer()
{
document.getElementById('h_one').style.position="relative"
document.getElementById('h_one').style.left=+i
document.getElementById('h_two').style.position="relative"
document.getElementById('h_two').style.top=+i
i++
timer=setTimeout("starttimer()",10)
}
​
function stoptimer()
{
clearTimeout(timer)
}
</script>
​
</head>
<body onload="starttimer()" onunload="stoptimer()">
​
<h1 id="h_one">标题一</h1>
<h1 id="h_two">标题二</h1>
​
</body>
</html>
​