trydhtml_event_onmousedown 在线代码实例

实例代码( Tip: 登录后体验更佳 )
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>W3Cschool教程(w3cschool.cn)</title>
</head>
<head>
<script>
function lighton(){
    document.getElementById('myimage').src="/statics/images/course/pic_bulbon.gif";
}
function lightoff(){
    document.getElementById('myimage').src="/statics/images/course/pic_bulboff.gif";
}
</script>
</head>
<body>
<img id="myimage" onmousedown="lighton()" onmouseup="lightoff()" src="/statics/images/course/pic_bulboff.gif" width="100" height="180" />
<p>点击不释放鼠标灯将一直亮着!</p>
</body>
</html>
 
 
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运行结果
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