Hide/show navigationbar and tabbar onclick
<p>HI all,</p>

<p>u all must have notices in iphone photo gallery, wen u open pic, the tabbar and navigation bar do some hide and show functionality.
wen we tap, both appears and after sometime, they get disaapaer..</p>

<p>I want to do exactlly like that, how can i do it???
wen user taps, both gets appear and after a dealy of say 5 sec, they get disaapear.</p>

<p>regards</p>
