<html>
<head>
<meta http-equiv="content-type" content="text/html;charset=utf-8">
<title>onhashchange测试</title></head>
<body>
<a href="#p2">p2</a>
<script>
document.onmouseover = function() {
//User‘s mouse is inside the page.
window.innerDocClick = true;
}
document.onmouseleave = function() {
//User‘s mouse has left the page.
window.innerDocClick = false;
}
window.onhashchange = function() {
if (window.innerDocClick) {
//Your own in-page mechanism triggered the hash change
alert(‘You click a link‘);
} else {
//Browser back button was clicked
alert(‘You click browser button‘);
}
} </script>
</html>
捕获浏览器的前进、后退事件 window.onhashchange 并区别于点击链接
原文：http://www.cnblogs.com/bushe/p/5950429.html