ok, I got it working, but now really the way I had hoped.
The site is http://www.digitalphotofrenzy.com
and wordpress is installed in /blog.
When I activated Permalinks, The code included in index.php resolved the RSS feed to
digitalphotofrenzy.com/blog/feed/rss2, which should be correct b/c the blog address is http://www.digitalphotofrenzy.com/blog, but doesn't work.
what does work is the following, although my blog isn't in the root folder.