If you rushed out to buy a Galaxy S III (or are waiting to buy one) but got skittish over decking it out with extras, it's time to relax. MobileFun has volunteered to show a quintet of the Android 4.0 phone's official accessories on-camera to get a feel for how they work. Samsung's desktop dock, battery charger and flip cover all get the video treatment, but the highlights are the WiFi Display Hub and