You have a dedicated Alt+Space (System Menu) button? Never saw that before, would be curious what kind of keyboard this is. I'm always interested in different k

You have a dedicated Alt+Space (System Menu) button? Never saw that before, would be curious what kind of keyboard this is. I'm always interested in different kinds of keyboards. Or is it a menu key that opens the right-click menu (not the same as the alt+space system menu), like this one: http://www.laptopmag.com/images/wp/purch-api/incontent/2012/07/ThinkPad-Keyboard-Face-Off_g4-T420.jpg http://www.laptopmag.com/images/wp/purch-api/incontent/2012/...