On Sat, 03 Jan 2009 15:28:34 +0000, Adrian wrote:
PS if the OP has a tree anywhere nearby we could go with a power
source that gives more output at much less cost.

Thanks for all the comments so far.....

fwiw, I _do_ have trees nearby - and I'm intrigued to see what you were
thinking of doing with them g

Hmm, the gadget that ET built to phone home was powered by a tree branch,
wasn't it...

Aha: tree branch - dynamo - light bulb - solar panel - solar lighting? :-)

J. (in an inefficient mood today)