UPload event problem while using RTL feature

Hi vincentjian, thank you for your quick response and solution

but still i have problem here my source code:

<zk xmlns:x="xhtml" xmlns:w="client">

<x:link href="/styles/stores/css/style.css" rel="stylesheet" />
<x:link href="/styles/stores/css/blue.css" rel="stylesheet" />
<x:link href="/styles/stores/css/common_styles.css"
    rel="stylesheet" />

<script type="text/javascript" src="/styles/stores/js/jquery-1.8.2.js"></script> <script type="text/javascript" src="/styles/stores/js/jquery-ui.js"></script>//Here i have import default js plugin,is it enough or need add some other plugin <grid> <rows> <row> <cell> <button label="upload" upload="true" upload="Clients.showNotification("upload")"/> </cell> </row> <rows> </grid> <script></script>

</zk>

unable get popup while i am click on upload button,is there any mistake in my source code please check once