点击buttun为什么重复加载那么多资源呢？ - jQuery MiniUI

<!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>
<title>后台管理系统</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
<link href="/admin/miniui/themes/default/miniui.css" rel="stylesheet" type="text/css" />
<link href="/admin/miniui/themes/icons.css" rel="stylesheet" type="text/css" />
<script src="/admin/miniui/jquery.min.js" type="text/javascript"></script>
<script src="/admin/miniui/miniui.js" type="text/javascript" ></script>
<script src="/admin/webuploader/webuploader.js" type="text/javascript"></script>
<link rel="stylesheet" type="text/css" href="/admin/css/webuploader.css">
<script src="/admin/ueditor/ueditor.config.js" type="text/javascript"></script>
<script src="/admin/ueditor/ueditor.all.min.js" type="text/javascript"></script>
</head>
<body>
<div class="mini-toolbar" style="border-bottom:0;padding:0px;">
<table style="width:100%;">
<tr>
<td style="width:100%;">
<a class="mini-button" iconCls="icon-add" onclick="add()" plain="true">增加</a>
</td>
<td style="white-space:nowrap;">
<input id="key" class="mini-textbox" emptyText="请输入姓名" style="width:150px;" onenter="onKeyEnter"/>
<a class="mini-button" onclick="search()">查询</a>
</td>
</tr>
</table>
</div>
<div id="treegrid1" class="mini-treegrid" url="/mall/category/list?_t=487189&_winid=w7773" showTreeIcon="true" treeColumn="taskname" idField="UID" parentField="ParentTaskUID" resultAsTree="false" allowResize="true" expandOnLoad="true">
<div property="columns">
<div type="indexcolumn"></div>
<div name="taskname" field="Name" width="160" >任务名称</div>
<div field="PercentComplete" width="80">进度</div>
<div field="Duration" width="60" align="right">工期</div>
<div field="Start" width="80" dateFormat="yyyy-MM-dd">开始日期</div>
<div field="Finish" width="80" dateFormat="yyyy-MM-dd">完成日期</div>
</div>
</div>
<div id="datagrid" class="mini-datagrid" style="width:100%;" url="/mall/category/list?_t=487189&_winid=w7773"
pageSize="2" sizeList="[20,50,100]" sortField="mall_category_id"
sortOrder="desc">
<div property="columns">
<div type="indexcolumn"></div>
<div field="title" width="*" headerAlign="center" allowSort="false">标题</div>
<div field="user_id" width="120" headerAlign="center" allowSort="false">用户</div>
<div field="create_time" width="120" headerAlign="center" allowSort="false">创建时间</div>
<div field="" renderer="onActionRenderer" width="120" headerAlign="center" align="center" allowSort="false">操作
</div>
</div>
</div>
<script>
mini.parse();
var datagrid = mini.get("datagrid");
datagrid.load();
function onActionRenderer(e) {
var l = '';
l += '<a href="javascript:void(0);" onclick="return edit(' + e.row.news_id + ')">编辑</a>';
l += ' | ';
l += '<a href="javascript:void(0);" onclick="return del(' + e.row.news_id + ')">删除</a>';
return l;
}
function add() {
parent.mini.open({
title: "添加",
url: "/mall/category/add",
showModal: true,
width: "50%",
height: "80%",
ondestroy: function (action) {
if (action == 'success') {
datagrid.reload();
}
}
});
}
function edit(news_id) {
parent.mini.open({
title: "添加",
url: "/mall/category/edit/news_id/" + news_id + "",
showModal: true,
width: "50%",
height: "80%"
});
}
function del(news_id) {
parent.mini.confirm("确定删除记录？", "确定？",
function (action) {
if (action == "ok") {
$.post("/mall/category/del", {"news_id": news_id}, function (data) {
if (data.code == 1) {
parent.mini.showTips({
content: data.msg,
state: 'success',
x: 'center',
y: 'top',
timeout: 5000
});
datagrid.load();
}
else {
mini.alert(data.msg);
}
}, 'json');
}
}
);
}
</script>
</body>
</html>

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