I've used the shortcut in Windows XP to open a cmd window from
explorer. However, I haven't used it in OSX before. Finally got around
to getting it working. Apparently it's now built in to Lion, but my
imac is still on Snow Leopard.
Google brought me here:
and then this:
I downloaded the zip file, opened it, then dragged the file to the top
portion of finder, along with the other icons.