JAB_Creations - 2:00 am on Dec 30, 2009 (gmt 0)

Opera had a lot less open and my main profile for Firefox has a couple dozen extensions so I don't know why Opera would be running slower in comparison with your results.

I recently discovered how to fetch an array of all supported DOM properties [webmasterworld.com] so here is the official DOM property difference between Opera 10.1 and 10.5 (so far with the initial build)...

Removed

OBackgroundSize

Added

OTabSize OTransform OTransition OTransitionDelay OTransitionDuration OTransitionProperty OTransitionTimingFunction backgroundClip backgroundOrigin backgroundSize borderBottomLeftRadius borderBottomRightRadius borderImage borderRadius borderTopLeftRadius borderTopRightRadius boxShadow bufferedRendering wordWrap

- John