JS添加父节点的方法。

 1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 2 <html xmlns="http://www.w3.org/1999/xhtml">
 3 <head>
 4 <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><html>
 5 <title>Test</title>
 6 <script type="text/javascript" src="jquery-1.7.1.min.js"></script>
 7 </head>
 8 <body>
 9     <select id="mySelect">
10         <option value="1">First</option>
11     </select>
12 <script type="text/javascript">
13 /*    var sel = document.getElementsByTagName("select")[0],
14     _sel = sel.cloneNode(true),
15     span = document.createElement("span");
16     span.style.border = "1px solid red"; //span.style.cssText = "border: 1px solid red"; 
17     span.appendChild(_sel); 
18     sel.parentNode.replaceChild(span, sel);
19 */
20     $("#mySelect").wrap("<span></span>");
21     $("span").css("border","1px solid red");
22 </script>
23  </body>
24  </html>