Example, Blackjack + MSIE
Designing for the third screen is a challenge on many levels. There’s screen size (on most smartphones) and then there are browser issues. I can’t install Opera on my Blackjack, for example. Developers tell me that browser sniffing doesn’t work well because of spoofing.
These screenshots from Amtrack.com illustrate the challenge — and the importance of “skip navigation” or “jump to navigation” (my preference) links: