效果体验：
http://hovertree.com/texiao/jeasyui/1.htm
源代码下载：
HovertreeJEasyUI
HTML文件代码：
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>jQuery EasyUI实例基本弹出窗口-hovertree</title> <link rel="stylesheet" type="text/css" href="http://hovertree.com/ziyuan/jeasyui/themes/default/easyui.css"> <link rel="stylesheet" type="text/css" href="http://hovertree.com/ziyuan/jeasyui/themes/icon.css"> <link rel="stylesheet" type="text/css" href="http://hovertree.com/ziyuan/jeasyui/demo.css"> <script type="text/javascript" src="http://hovertree.com/ziyuan/jquery/jquery-1.11.3.min.js"></script> <script type="text/javascript" src="http://hovertree.com/ziyuan/jeasyui/jquery.easyui.min.js"></script> </head> <body> <h2>HoverTree基本弹出窗口</h2> <p>弹出窗口能够自由拖动</p> <div style="margin:20px 0;"> <a href="javascript:void(0)" class="easyui-linkbutton" onclick="$('#hover'+'treewindow').window('open')">Open</a> <a href="javascript:void(0)" class="easyui-linkbutton" onclick="$('#hovertreewindow').window('close')">Close</a> </div> <div id="hovertreewindow" class="easyui-window" title="HoverTree基本弹出窗口" data-options="iconCls:'icon-save'" style="500px;height:200px;padding:10px;"> 这是弹出窗口的内容,使用EsayUI实现。本窗口可以改变大小，自由拖动，最大化，收起。<a href="http://hovertree.com" target="_blank" style="color:black;">HoverTree</a> <a href="http://hovertree.com/hvtart/bjae/l59bo21o.htm" target="_blank">原文</a> </div> </body> </html>