[Xmonad] Re: reserved keyboard shortcuts

[Zheng Li]

brad clawsie <clawsie at fastmail.fm> writes:
> after an update from darcs, i see alt-LeftArrow and alt-RightArrow are
> no longer used as shortcuts, which is nice because they are used in
> firefox. alt-b is still in the default, which is used to access the
> firefox bookmarks menu.
>
> i personally maintain a private Config.hs to deal with this, not sure
> if it is something worth addressing

Is it possible to allow defining keys combination as the modifier? I used to be
a wmii user, on which I define Ctrl-t as the modifier a la Ratpoison and Emacs.

Thanks