​x
 
<html>
<head>
<script type="text/javascript">
function moveover()
{
document.getElementById('image').src="/i/eg_bulbon.gif"
}
function moveback()
{
document.getElementById('image').src="/i/eg_bulboff.gif"
}
</script>
</head>
​
<body>
​
<b>请把鼠标移动到图像上：</b><br />
<img id="image" src="/i/eg_bulboff.gif"
onmouseover="moveover()"
onmouseout="moveback()" />
​
</body>
</html>
​