<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Image Gallery</title>
<style>
</style>
</head>
<body>
<h1>SnapShots</h1>
<ul>
<li>
<a href="C:\Users\zwh\Desktop\simple\images\1.jpg"
onclick="showPicture(this); return false;"
title="A fireworks display">Fireworks</a>
</li>
<li>
<a href="C:\Users\zwh\Desktop\simple\images\2.jpg"
onclick="showPicture(this); return false;"
title="A cup of black coffee">Coffee</a>
</li>
<li>
<a href="C:\Users\zwh\Desktop\simple\images\3.jpg"
onclick="showPicture(this); return false;"
title="A red, red rose">Rose</a>
</li>
<li>
<a href="C:\Users\zwh\Desktop\simple\images\4.jpg"
onclick="showPicture(this); return false;"
title="The famous clock">Big Ben</a>
</li>
</ul>
<img id="placeholder" src="C:\Users\zwh\Desktop\simple\images\default.jpg" alt="my image gallery">
<script>
//点击链接把img图片替换给链接的图片
function showPicture (whichPicture) {
//whichPicture代表一个元素节点
var source = whichPicture.getAttribute("href");
var placeholder = document.getElementById("placeholder");
placeholder.setAttribute("src", source);
}
</script>
</body>
</html>JavaScript---事件（基础）
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转载自blog.csdn.net/zwhsoul/article/details/80500899
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