Was There an Ancient Language of Universal Symbols?

I stumbled upon this the other day and thought that I would point to it from over here on this blog:

http://www.dailygalaxy.com/my_weblog/2007/06/was-there-an-an.html

The link is to a blog post about commonalities in petroglyphs found all over the world...(and an archeologist from BYU is mentioned).