On Tue, 31 Jul 2007 20:02:12 +0100 Mary Fisher wrote :
When it's a) illegal (which yours might be) or b) before it's dangerous.

Don't risk it, install modern wiring, regulation compliant.

It might not be compliant with current regulations but that doesn't make
it illegal. And, as already said, if the OP sticks to insulated switches
and fittings the safety risk is negligible. But if he wants brass
chandeliers and switches then it's rewire time.

--
Tony Bryer SDA UK 'Software to build on' http://www.sda.co.uk