title: how to write code for the log out in my off line iphone app
body: <p>hi friends i am using UIButton for "LOGOUT" in a <strong>tabBarController</strong> having Five tabs like(Tab1,Tab2...) in IB OUTLET
  i have <strong>logout page</strong> in "Tab5", when i clicks logout
  i am removing page from super view and Showing <strong>"login PageView Controller"</strong>,but when i log in again 
  it going to Same log out page...but i need to do two things like </p>
  
  <blockquote>
    <p>1)Initialize Tabbar  again and 
    2)i want to show Tabbar from first tab, like Tab1
    can help anyone... 
    Thx in Advance</p>
  </blockquote>