The Editor does not automatically display elements that are selected or selected for edit mode in the viewable part of the window

In a large collection like http://dev.curriki.org/xwiki/bin/view/GWT/Editor?xpage=plain&page=Coll_RenStopable.Rons2ndColleciton – clicking om an asset in the TOC tree of selecting an element in the body to edit often fails to present that element in the viewable part of the window. The user must scroll around to find the thing the just clicked edit for (Often.)