<!DOCTYPE html>
<html lang="zh-cn">
<head>
<meta charset="UTF-8">
<title>锚点</title>
</head>
<body>
<ul>
<li><a href="javascript:void(0);" onclick="naver('A')">锚点A</a></li>
<li><a href="javascript:void(0);" onclick="naver('B')">锚点B</a></li>
<li><a href="javascript:void(0);" onclick="naver('C')">锚点C</a></li>
<li><a href="javascript:void(0);" onclick="naver('D')">锚点D</a></li>
</ul>
<div style="background-color: #f60; height: 400px;" id="A">
AAA
</div>
<div style="background-color: #f06; height: 400px;" id="B">
BBB
</div>
<div style="background-color: #60f; height: 400px;" id="C">
CCC
</div>
<div style="background-color: #06f; height: 400px;" id="D">
DDD
</div>
<script>
//设置锚点
function naver(id){
var obj = document.getElementById(id);
var oPos = obj.offsetTop;
return window.scrollTo(0, oPos-36);
}
</script>
</body>
</html>
效果图：