The scrollIntoView(false) function currently scrolls all windows in the windows hierarchy, aligning the element to the bottom of all of them.
Only the window containing the element should get scrolled. All its parent windows should remain at the same scroll point.
The provided URL shows the problem clearly.
Additionally to the provided URL, the following URL can be used to check the effect of the problem in FCKeditor:
This is an IE extension, so we need to check what WinIE does. I remember Adele worked on this and made sure it matched WinIE as close as possible.
It seems that Opera 9.5 and Firefox 3 have changed their behavior to match WebKit for this feature, which btw matches the IE behavior.
So, all browsers have currently the same behavior, which indicates that this ticket is not valid any more.