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<a href="http://www.w3school.com.cn" target="_blank">
<img border="0" alt="Visit W3School!"
src="/i/eg_mouse2.jpg" name="b1"
onmouseOver="mouseOver()"
onmouseOut="mouseOut()" />
</a>
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<script type="text/javascript">
function mouseOver()
{
document.b1.src ="/i/eg_mouse.jpg"
}
function mouseOut()
{
document.b1.src ="/i/eg_mouse2.jpg"
}
</script>
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<html>
<head>
<script type="text/javascript">
function mouseOver()
{
document.b1.src ="/i/eg_mouse.jpg
"
}
function mouseOut()
{
document.b1.src ="/i/eg_mouse2.jpg
"
}
</script>
</head>
<body>
<a href="http://www.w3school.com.cn" target="_blank">
<img border="0" alt="Visit W3School!" src="/i/eg_mouse2.jpg" name="b1"
onmouseOver="mouseOver()"
onmouseOut="mouseOut()"
/>
</a>
</body>
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