Looking for a laptop carrying case that has wheels so that I can pull it along (like a...?

I have purchased one of those laptop bags with wheels on-line, however the handle was way too short to hold it comfortably and walk - and I am not tall. My friend on the other hand has the "Travellers Choice" and another friend of mine chose a bag similar to the ones that Pilots and Doctors use because that had additonal space for files and other things besides a laptop and came in a nice leather. I would suggest though that unless the website clearly states the length of the handle when extended, you should probabaly buy in-store and try it for yourself. You may also want to choose one with "Roller blade-like wheels" and not little wheels.