Particletree: Rediscovering the Button Element

http://particletree.com/features/rediscovering-the-button-element/
"Creating a consistent interface for your users is a constant struggle for every interface designer. Building consistency on the web is especially tough because the visual rendering differences across browsers and operating systems is wildly different and almost arbitrary in what can and cannot be done. No where does this become more apparent than when you’re dealing with form elements and the biggest loser of them all in the battle for a standardized look is the infamous Submit button."