Jquery的treeview很好用，如果是简单的树形菜单按照下面的源码实例模仿就可以。
<!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"> <head> <meta http-equiv="content-type" content="text/html; charset=iso-8859-1"/> <title>jQuery treeview</title> <link rel="stylesheet" href="jquery.treeview.css" /> <link rel="stylesheet" href="screen.css" /> <script src="lib/jquery.js" type="text/javascript"></script> <script src="lib/jquery.cookie.js" type="text/javascript"></script> <script src="jquery.treeview.js" type="text/javascript"></script> <script type="text/javascript" src="demo.js"></script> </head> <body> <h1 id="banner">jQuery Treeview Plugin Demo</h1> <div id="main"> <a href="demo.js">Pagecode</a> <h3>Other demos</h3> <ul> <li><a href="large.html">Large Tree Demo</a></li> <li><a href="prerendered.html">Prerendered Large Tree Demo</a></li> <li><a href="async.html">Async Tree Demo</a></li> <li><a href="edit.html">Editable Tree Demo</a></li> <li><a href="simple.html">Simple Tree Demo, famfamfam theme (no lines)</a></li> </ul> <h4>Sample 1 - default</h4> <ul id="browser" class="filetree"> <li><span class="folder">Folder 1</span> <ul> <li><span class="file">Item 1.1</span></li> </ul> </li> <li><span class="folder">Folder 2</span> <ul> <li><span class="folder">Subfolder 2.1</span> <ul id="folder21"> <li><span class="file">File 2.1.1</span></li> <li><span class="file">File 2.1.2</span></li> </ul> </li> <li><span class="file">File 2.2</span></li> </ul> </li> <li class="closed"><span class="folder">Folder 3 (closed at start)</span> <ul> <li><span class="file">File 3.1</span></li> </ul> </li> <li><span class="file">File 4</span></li> </ul> <h4>Sample 2 - Navigation</h4> <ul id="navigation"> <li><a href="?1">Item 1</a> <ul> <li><a href="?1.0">Item 1.0</a> <ul> <li><a href="?1.0.0">Item 1.0.0</a></li> </ul> </li> <li><a href="?1.1">Item 1.1</a></li> <li><a href="?1.2">Item 1.2</a> <ul> <li><a href="?1.2.0">Item 1.2.0</a> <ul> <li><a href="?1.2.0.0">Item 1.2.0.0</a></li> <li><a href="?1.2.0.1">Item 1.2.0.1</a></li> <li><a href="?1.2.0.2">Item 1.2.0.2</a></li> </ul> </li> <li><a href="?1.2.1">Item 1.2.1</a> <ul> <li><a href="?1.2.1.0">Item 1.2.1.0</a></li> </ul> </li> <li><a href="?1.2.2">Item 1.2.2</a> <ul> <li><a href="?1.2.2.0">Item 1.2.2.0</a></li> <li><a href="?1.2.2.1">Item 1.2.2.1</a></li> <li><a href="?1.2.2.2">Item 1.2.2.2</a></li> </ul> </li> </ul> </li> </ul> </li> <li><a href="?2">Item 2</a> <ul> <li><span>Item 2.0</span> <ul> <li><a href="?2.0.0">Item 2.0.0</a> <ul> <li><a href="?2.0.0.0">Item 2.0.0.0</a></li> <li><a href="?2.0.0.1">Item 2.0.0.1</a></li> </ul> </li> </ul> </li> <li><a href="?2.1">Item 2.1</a> <ul> <li><a href="?2.1.0">Item 2.1.0</a> <ul> <li><a href="?2.1.0.0">Item 2.1.0.0</a></li> </ul> </li> <li><a href="?2.1.1">Item 2.1.1</a> <ul> <li><a href="?2.1.1.0abc">Item 2.1.1.0</a></li> <li><a href="?2.1.1.1">Item 2.1.1.1</a></li> <li><a href="?2.1.1.2">Item 2.1.1.2</a></li> </ul> </li> <li><a href="?2.1.2">Item 2.1.2</a> <ul> <li><a href="?2.1.2.0">Item 2.1.2.0</a></li> <li><a href="?2.1.2.1">Item 2.1.2.1</a></li> <li><a href="?2.1.2.2">Item 2.1.2.2</a></li> </ul> </li> </ul> </li> </ul> </li> <li><a href="?3">Item 3</a> <ul> <li class="open"><a href="?3.0">Item 3.0</a> <ul> <li><a href="?3.0.0">Item 3.0.0</a></li> <li><a href="?3.0.1">Item 3.0.1</a> <ul> <li><a href="?3.0.1.0">Item 3.0.1.0</a></li> <li><a href="?3.0.1.1">Item 3.0.1.1</a></li> </ul> </li> <li><a href="?3.0.2">Item 3.0.2</a> <ul> <li><a href="?3.0.2.0">Item 3.0.2.0</a></li> <li><a href="?3.0.2.1">Item 3.0.2.1</a></li> <li><a href="?3.0.2.2">Item 3.0.2.2</a></li> </ul> </li> </ul> </li> </ul> </li> </ul> <h4>Sample 3 - fast animations, all branches collapsed at first, red theme, cookie-based persistance</h4> <ul id="red" class="treeview-red"> <li><span>Item 1</span> <ul> <li><span>Item 1.0</span> <ul> <li><span>Item 1.0.0</span></li> </ul> </li> <li><span>Item 1.1</span></li> <li><span>Item 1.2</span> <ul> <li><span>Item 1.2.0</span> <ul> <li><span>Item 1.2.0.0</span></li> <li><span>Item 1.2.0.1</span></li> <li><span>Item 1.2.0.2</span></li> </ul> </li> <li><span>Item 1.2.1</span> <ul> <li><span>Item 1.2.1.0</span></li> </ul> </li> <li><span>Item 1.2.2</span> <ul> <li><span>Item 1.2.2.0</span></li> <li><span>Item 1.2.2.1</span></li> <li><span>Item 1.2.2.2</span></li> </ul> </li> </ul> </li> </ul> </li> <li><span>Item 2</span> <ul> <li><span>Item 2.0</span> <ul> <li><span>Item 2.0.0</span> <ul> <li><span>Item 2.0.0.0</span></li> <li><span>Item 2.0.0.1</span></li> </ul> </li> </ul> </li> <li><span>Item 2.1</span> <ul> <li><span>Item 2.1.0</span> <ul> <li><span>Item 2.1.0.0</span></li> </ul> </li> <li><span>Item 2.1.1</span> <ul> <li><span>Item 2.1.1.0</span></li> <li><span>Item 2.1.1.1</span></li> <li><span>Item 2.1.1.2</span></li> </ul> </li> <li><span>Item 2.1.2</span> <ul> <li><span>Item 2.1.2.0</span></li> <li><span>Item 2.1.2.1</span></li> <li><span>Item 2.1.2.2</span></li> </ul> </li> </ul> </li> </ul> </li> <li class="open"><span>Item 3</span> <ul> <li class="open"><span>Item 3.0</span> <ul> <li><span>Item 3.0.0</span></li> <li><span>Item 3.0.1</span> <ul> <li><span>Item 3.0.1.0</span></li> <li><span>Item 3.0.1.1</span></li> </ul> </li> <li><span>Item 3.0.2</span> <ul> <li><span>Item 3.0.2.0</span></li> <li><span>Item 3.0.2.1</span></li> <li><span>Item 3.0.2.2</span></li> </ul> </li> </ul> </li> </ul> </li> </ul> <h4>Sample 4 - two trees with one tree control, black and gray theme, cookie-based persistance</h4> <div id="treecontrol"> <a title="Collapse the entire tree below" href="#"><img src="images/minus.gif" /> Collapse All</a> <a title="Expand the entire tree below" href="#"><img src="images/plus.gif" /> Expand All</a> <a title="Toggle the tree below, opening closed branches, closing open branches" href="#">Toggle All</a> </div> <ul id="black" class="treeview-black"> <li>Item 1</li> <li> <span>Item 2</span> <ul> <li> <span>Item 2.1</span> <ul> <li>Item 2.1.1</li> <li>Item 2.1.2</li> </ul> </li> <li>Item 2.2</li> <li class="closed"> <span>Item 2.3 (closed at start)</span> <ul> <li>Item 2.3.1</li> <li>Item 2.3.2</li> </ul> </li> </ul> </li> </ul> <ul id="gray" class="treeview-gray"> <li>Item 1</li> <li> <span>Item 2</span> <ul> <li class="closed"> <span>Item 2.1 (closed at start)</span> <ul> <li>Item 2.1.1</li> <li>Item 2.1.2</li> </ul> </li> <li>Item 2.2.1</li> <li>Item 2.2.2</li> <li>Item 2.2.3</li> <li>Item 2.2.4</li> <li>Item 2.2.5</li> <li>Item 2.2.6</li> <li>Item 2.2.7</li> <li>Item 2.2.8</li> <li> <span>Item 2.3</span> <ul> <li>Item 2.3.1</li> <li>Item 2.3.2</li> <li>Item 2.3.3</li> <li>Item 2.3.4</li> <li>Item 2.3.5</li> <li>Item 2.3.6</li> <li>Item 2.3.7</li> <li>Item 2.3.8</li> <li>Item 2.3.9</li> </ul> </li> <li> <span>Item 2.4</span> <ul> <li>Item 2.4.1</li> <li>Item 2.4.2</li> <li>Item 2.4.3</li> <li>Item 2.4.4</li> <li>Item 2.4.5</li> <li>Item 2.4.6</li> <li>Item 2.4.7</li> <li>Item 2.4.8</li> <li>Item 2.4.9</li> </ul> </li> </ul> </li> <li>Item 3</li> </ul> </div> <script src="http://www.jq22.com/js/jq.js"></script> </body></html>
根据树形菜单实现动态div链接实例，关于实现树形菜单请参照上文内容。
<script type="text/javascript"> $(function(){ $("#li1").click(function(){ $("#div1").load("save.jsp"); }); $("#li2").click(function(){ $("#div2").load("save.jsp"); }); }); </script> <body> <div> <ul id="browser" class="filetree"> <li ><span class="folder"><a href="">NO</a></span> <ul> <li id="li1"><span class="file"><a href="#">1</a></span></li> <li id="li2"><span class="file"><a href="#">2</a></span></li> </ul> </li> </ul> </div> <div id="div1"> div1 </div> <div id="div2"> div2 </div> </body>