Stack displays menuitems in stacked format.
<style>
    .ui-stack {
        z-index: 1000;
    }
</style>
<div class="card">
    Stack is displayed at bottom right corner of the page. Clicking the basket icon toggles the items.
</div>
<h:form>
    <p:stack icon="/resources/demo/images/dock/stack.png" expanded="true">
        <p:menuitem value="Home" icon="/resources/demo/images/dock/home.png"/>
        <p:menuitem value="Music" icon="/resources/demo/images/dock/music.png"/>
        <p:menuitem value="Video" icon="/resources/demo/images/dock/video.png"/>
        <p:menuitem value="Email" icon="/resources/demo/images/dock/email.png"/>
        <p:menuitem value="Portfolio" icon="/resources/demo/images/dock/portfolio.png"/>
    </p:stack>
</h:form>