How to use navbars as tabs in jquery mobile

Question

This is the following code which i tried on fiddle Jsfiddle code

<div data-role="navbar">
<ul>
    <li><a href="#tab-1">Tab1</a></li>
    <li><a href="#tab-2">Tab2</a></li>
    <li><a href="#tab-3">Tab3</a></li>
</ul>
</div>

<div data-role="content">
    <div id="tab-1">
       <h2>Here is the first tab</h2>
    </div>

    <div id="tab-2">
        <h2>Here is the second tab</h2>
    </div>
    <div id="tab-3">
        <h2>Here is the third tab</h2>
    </div>
</div>

1. I need to show the first tab & its content by default
2. I need hide the contents of other tab when one particular tab is displayed

How to do it?

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