This has come up a couple of times now, I first reported it at the
beginning of the year and got this reply:

On Wed, 2003-01-01 at 08:41, yampa at mindspring.com wrote: 
> Ken;
>  I have recreated this problem.  It is not in BobsUI, but appears to be in the
> Morphic Wrappers changeset, which I load and use for BobsUI. I loaded Morphic
> wrappers without BobsUI and still recreated the problem.  Since I didn't write
> Morphic Wrappers, I'd like the morphic wrappers authors to look at it before I
> tried to work on their code.  They are  Luciano Esteban Notarfrancesco and
> Gerardo Richarte.


On Tue, 2003-02-18 at 16:20, Brent Vukmer wrote:
> I installed Bob's UI (3.0a) from SqueakMap just now.  Then I opened SM Package Loader and selected "set download directory" from the menu.  When I ran the mouse over the expanded hierarchical list of directories, each element I moused over was highlighted in turn -- and the SqueakMap download directory changed to that newly-selected directory. The only way I found to *keep* that directory selected, was to move the mouse out of the hierarchical list morph and then carefully click the OK button.
> 
> Is there a preference to disable this mouse-over-selection behavior?  
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