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function mouseOver()
{
document.b1.src ="/i/eg_mouse.jpg"
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document.b1.src ="/i/eg_mouse2.jpg"
}
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<head>
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function mouseOver()
{
document.b1.src ="/i/eg_mouse.jpg
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}
function mouseOut()
{
document.b1.src ="/i/eg_mouse2.jpg
"
}
</script>
</head>
<body>
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<img border="0" alt="Visit W3School!" src="/i/eg_mouse2.jpg" name="b1"
onmouseOver="mouseOver()"
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