That's the beauty of music. You can take a theme from a Bach sacred chorale and improvise. It doesn't make any difference where the theme comes from the treatment of it can be jazz.
Now that I finally have the time for it this web surfing stuff turns out to be as interesting and fun and addictive as you've all been telling me. Zipping from link to link chasing an idea across the noosphere sucking up information like a killer whale - way cool.