Sorry - No web access on Sundays

My employer is a big user of the details stored at companies house. This information is very useful for proving that companies really are who they say they are. When I recently saw that we get charged £1 everytime we look at the details of directors of a company and that these searches have to be done via a web browser, I wondered if there was any way to link directly to their database using some kind of webservice interface. The answer is no, but the more interesting thing I found out was that you can't actually access their systems on Sundays, or after midnight: