What kind of hat is Woody Harrelson wearing in the movie 2012?

I'd say it's a Kufi, an West African hat, also worn by Muslims as a prayer cap. See some here a href="http://www.google.co.uk/search?hl=en&biw=1345&bih=547&gbv=2&tbm=isch&sa=1&q=islamic+kufi+hat&aq=f&aqi=&aql=&oq=" rel="nofollow"http://www.google.co.uk/search?hl=en&biw…/a