add subtitle in navigation bar
<p>I want to add subtitle in navigation bar. How can i do this? </p>

<p>Here is image of what i want =></p>

<p><img src="http://img189.imageshack.us/img189/6373/80160929.jpg" alt=""></p>

<p>Let say this is my navigation bar . so how can add sub title which is smaller than title in size?
thanks in advance </p>
