Just a quick question for anyone who has/knows the Devon Caravette conversion of 1973... According to the manual you tuck the side curtains behind a cord. I understand how the cord would work on the non-sliding door side but how would the other side i.e. the side with the door? (Page 10: http://www.devonmoonraker.pwp.blueyonder.co.uk/bay/1973_manual.pdf )