[
{
"checked": false,
"iconCls": "",
"id": "dec",
"pid": "",
"state": "closed",
"text": "test",
"type": "ORG"
}
]

<ul id="tt" class="easyui-tree" data-options="animate:true,dnd:true">
<li>
<span>Folder</span>
<ul>
<li data-options="state:'closed'">
<span>Sub Folder </span>
<ul>
<li data-options="attributes:{'url':'xxxxx'}">
<span><a href="#">File </a></span>
</li>
<li data-options="attributes:{'url':'xxxxx'}">
<span>File </span>
</li>
<li>
<span>File </span>
</li>
</ul>
</li>
<li data-options="attributes:{'url':'xxxxx'}">
<span>File </span>
</li>
<li data-options="attributes:{'url':'xxxxx'}">
<span>File </span>
</li>
<li id="" data-options="attributes:{'url':'xxxxx'}">File </li>
<li>File </li>
</ul>
</li>
<li>
<span>File</span>
</li>
</ul>