Journal pbhj's Journal: firefox overflow bug with skip links / named anchors
Firefox bugs:
https://bugzilla.mozilla.org/show_bug.cgi?id=345717
https://bugzilla.mozilla.org/show_bug.cgi?id=359575
https://bugzilla.mozilla.org/show_bug.cgi?id=325942
See also
http://positioniseverything.net/articles/onetruelayout/appendix/equalheightproblems
which gives some suggestions and discusses the intending working of the w3c spec