Fixing issue #3 on diveintomark.org's list, which actually involved
	merging calcAbsoluteVertical to KHTML's trunk and then fixing
	a math error in the bottom computation.

        Reviewed by NOBODY (OOPS!).

        * khtml/html/html_baseimpl.cpp:
        (HTMLBodyElementImpl::parseAttribute):
        * khtml/rendering/render_box.cpp:
        (RenderBox::calcAbsoluteVertical):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@3280 268f45cc-cd09-0410-ab3c-d52691b4dbfc