You can click the logo's on the left, and you can adjust the speed of the filmstrip with your mouse, but you can't indeed enlarge them.
The Super reardoor cannot be positioned horizontal, allthough the first flyers show it in that position, with only one bar to support it, by the way. I also have an early pressing of the instruction manual which shows this, calling the car "R4 Combi" instead of Super.
The blue lens is only used in certain countries indeed. I thought scanduinavian cars had it...