1 <!DOCTYPE html>
2 <html>
3 <head>
4 <meta charset="UTF-8">
5 <title></title>
6 <style type="text/css">
7 #box{
8 /*position: relative;*/
9 }
10 #div1{
11 width: 100px;
12 height: 200px;
13 background: red;
14 /*position: relative;*/
15 /*margin-top: 10px;*/
16 }
17 #div2{
18 width: 50px;
19 height: 100px;
20 background: green;
21
22 }
23 </style>
24 </head>
25 <body>
26 <div id="box">
27 <div id="div1">
28 <div id="div2">
29
30 </div>
31 </div>
32 </div>
33
34 </body>
35
36 <script type="text/javascript">
37 var div2 = document.getElementById("div2");
38
39 // offsetparent 寻找的是离他最近的父节点（要求：使用了定位），否则他会获取根节点
40
41 console.log(div2.offsetParent);
42 </script>
43 </html>
原文：http://www.cnblogs.com/PowellZhao/p/5627544.html