Thanks guys.
As a temporary solution I picked up a bargain Philips URC (which is actually quite good, does everything the original STB remote does) at T K Maxx this afternoon, which seems to everything I need it to do at the TV end of my flat. I decided on one of the top of the range Logitech remotes as a permanent solution to playing with all my other electrical toys ...... when I saved a few more pennies