>The copyright marks were put there as a signal for people to contact
>us if they intend to use the map otherwise than strict personally on
>their own computer. The reason for this is at least threefold:

If you look at my pages, you'll see that my copyright notices
attached to photos link to a page which explains when I give
permission to copy my photos. You might consider using a
similar technique, otherwise I suspect you'll find yourself
explaining the conditions you impose upon use quite often.

- Don Baccus, Portland OR <donb at rational.com>
Nature photos, on-line guides, more at http://www.xxxpdx.com/~dhogaza