匿名Clone DateBox
Click the 'Clone' button to clone datebox components from the exiting datebox.
示例：
代码：
<div>
<a href="javascript:void(0)" class="easyui-linkbutton" onclick="cloneDatebox()">Clone</a>
</div>
<div class="easyui-panel" style="width:100%;max-width:400px;padding:30px 60px;">
<div style="margin-bottom:20px">
<input id="dt" class="easyui-datebox" label="Select Date:" labelPosition="top" style="width:100%;">
</div>
<div id="cc" style="margin-top:10px"></div>
</div>
<script type="text/javascript">
function cloneDatebox(){
var dt = $('<input>').appendTo('#cc');
dt.datebox('cloneFrom', '#dt');
}
</script>