Well after a few months of thinking of building a mame cabinet, I'm on my way. I thought I would post my progress and such. This is a semi FULL tutorial that will break down each piece of building a cabinet. Also below is a pdf file that will help you on your geek, handyman of a trek. Also check this instructable, themakeclass did a fine job http://instructables.com/id/Arcade-Cabinet---Play-arcade-games-old-skool/
I'd like to think of mine as a "puddy" to fill in the "cracks" where themakeclass had "cracks"