Background image for navigation view

Question

I am having problems with properly displaying background image of navigation view. Here is the pic:

Answer 1

http://developer.apple.com/iphone/library/featuredarticles/ViewControllerPGforiPhoneOS/UsingNavigationControllers/UsingNavigationControllers.html#//apple_ref/doc/uid/TP40007457-CH7

Looking at Figure 1 in that link - would it be better to set the backgroundImage on your navigationbar not your navigationitem?