This is in the voice of Marvin, the paranoid android, a character from Douglas Adams' "Hitchiker's Guide to the Galaxy." It made my day.... It takes about 3 minutes to play out. Use your browser's "View/Page Source" command to see the full text or see how to do this yourself.
404: Sorry, File Not Found
Could not find http://howto.gp.mines.edu/local-apps/PyXML-0.7.1/xmlproc/catalog-doco.html.
Are you sure you spelled everything correctly?