iphone tabbar navigation problem
<p>In my application </p>

<ol>
<li><p>When app. launch it's display loading screen.</p></li>
<li><p>After loading screen have another screen that contain 4 button.</p></li>
<li><p>If i select any button that after next screen (3 screen contain tabbar controller).</p>

<p>So now i want to pop (or back to second)screen. but due to the tabbar controller on 3rd screen i can't go to back on second screen that the problem i faced now.</p></li>
</ol>

<p>hope so all of you understand my question. </p>

<p>thanks.
 !when i select communicator it goes to AMG home. an now i wnat to back to communicator</p>

<p><img src="http://i.stack.imgur.com/2NKSw.png" alt="enter image description here"></p>

<p><img src="http://i.stack.imgur.com/xDGdl.png" alt="enter image description here"></p>
