Thank you for the kind reply.
The script is now much improved since then, however. I own the above site so I'd prefer to keep any changes there, to avoid stale copies floating around. The new script is now much simpler, while being vastly more functional, thanks to some suggestions by the nice folks over at #winehackers.
I can see now why the "real" OS developers won't touch this with a ten foot pole. It requires some magic to make "find target" work for wine and cedega icons as well as regular desktop icons.
More praise, criticism and ridicule are all welcome!