From the Zelle graphics.py module, you can display an image in the window by doing Image(anchorPoint, filename)
If you solve your own question, you should still post an answer because other people may have the same question and click on yours looking for an answer!
I did it by doing image = Image(anchorPoint, filename) then drawing it in the window, before drawing any object on the window.
Use Image(anchorPoint, filename) and draw it to the window before drawing anything else. That way the image will on the bottom and work as a background.
