<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8" />
<title></title>
<script type="text/javascript">
var scrollFunc = function (e) {
e = e || window.event;
if (e.wheelDelta) { //判斷瀏覽器IE，谷歌滑輪事件
if (e.wheelDelta > 0) { //當滑輪向上滾動時
alert("滑輪向上滾動");
}
if (e.wheelDelta < 0) { //當滑輪向下滾動時
alert("滑輪向下滾動");
}
} else if (e.detail) { //Firefox滑輪事件
if (e.detail> 0) { //當滑輪向上滾動時
alert("滑輪向上滾動");
}
if (e.detail< 0) { //當滑輪向下滾動時
alert("滑輪向下滾動");
}
}
}
//給頁面綁定滑輪滾動事件
if (document.addEventListener) {//firefox
document.addEventListener('DOMMouseScroll', scrollFunc, false);
}
//滾動滑輪觸發scrollFunc方法 //ie 谷歌
window.onmousewheel = document.onmousewheel = scrollFunc;
</script>
</head>
<body>
<div style="height:2000px;width:200px;background:#333;"></div>
</body>
</html>