in HTML5, rather our behavior with defaultEventHandler and the like.
Every other Linux browser (other than Opera) agress with that behavior,
modulo body.onload which is a complete mess.

This merely puts in Window as yet another node in the normal capture/bubble
setup... modulo some quirks involving load events which are hopefully much
easier to understand now.

- ContentLoaded is a document event, not window event.
- scroll is a document event, not window event. Fixes slashdot automore.


svn path=/trunk/KDE/kdelibs/; revision=1136840