title: ipad Tab bar application with navigation controller
body: <p>I am working on an iPad application (with orientation support). I have choose tab bar application for that. I am not finding out how to implement navigation controller in to it for pushing other view controller.
  I have to change 1st tab controllers view with another viewcontrollers view I have used following code for changing my view</p>
  
  <pre><code>UINavigationController*  theNavController = [[UINavigationController alloc] initWithRootViewController:rootVC];
  
  [theNavController pushViewController:nextVC animated:NO];
  
  // Display the nav controller modally.          
  [self presentModalViewController:theNavController animated:YES];
  </code></pre>
  
  <p>My problem is that while doing this my tab bar gets hidden. How can I prevent my tab bar or how can i use navigation bar with tab bar.</p>
  
  <p>Please help me.</p>