there have already been a few threads on this forum about this.. do a seach first and you should be able to find the answers you need in some of the older threads
as stated you will have to get a SCART t0 s-video lead to feed into your MCE box.. note this will redice the quality though
depending on what box you have you might have to get the
www.redremote.co.uk as well to turn the STB over for you.. that site has an MCE page as well