Some screen shots:
Firefox scrolls down to a proper place:
An approximation of the point to which Safari should scroll:
The (wrong) point to which Safari actually scrolls:
If it's relevant: in Safari security preferences I am allowing all cookies.
(In the page originally mentioned, I now use an example permalink that seems to be less prone to errors in WebKit: <
http://n2.nabble.com/Another-proposal-and-mock-up-tp2016904p2108365.html>.)