Personally, I use one of the solid-color themes which works really well to turn down the blinding white and make the new look more tolerable.
Well, it has been 44 minutes since your last reply.
Sorry, I have a life. I don't spend my day waiting for people to reply to threads.
...how do I cancel/close my account?
I realize looking in help can be complex for some people. But for closing accounts go to: Settings -> Accounts and Import -> Google Account settings [click the link] -> My Products Edit [click the link] -> Remove Gmail permanently. For more information see: http://mail.google.com/support/bin/answer.py?hl=en&answer=8152