title: getUser return 0 in the second page, only in IE
body: <p>I working on faccebook app that works fine on all browsers except IE.
  When I'm loging into the main page, I'm geting the user id using the (getUser) function, but only in IE, when I'm browsing to the next app pages, the (getUser) function returns zero.</p>
  
  <p>Is there a solution fot this?
  Can I use the user id that I got browsing the first page?</p>
  
  <p>Thanks!</p>