yes the scroll time on some pages can be rather substantial.
why browser application coders havent included this as a functon of thier browsers is beyond me.
its a good thing we cant use javascript here or some troll might include a malicious snippet or two
such as this Javasript code:
http://www.permadi.com/tutorial/jsquake/
FireFox used to let me “Right-Click” and hit “Return to top”, but that’s gone and it was still more cumbersome than just scrolling back to the top.