Don't worry about that Chris - we're aware of what needs doing.
The whole legislation is a joke, we've spent years telling people not to download files to their hard drives and now the powers that be want us to put a notice on out site saying "Do you mind if we place a small file on your computer?"
In May of 2011, when the law came into force, they gave folks a year to get their act together and hardly anyone did anything so they hastily changed their tune the day before the time ran out.
They put a video on the ICO site to explain - I only got halfway through it before considering suicide... And the explanatory booklet from ICO is 30 odd pages long and the trickiest read I've seen in a long time.
Basically they changed from having to give express permission to the visitor to a more reasonable "implied" permission, allowing folks to ignore it all together.
Some friends with ecomm stores are livid about it - it's hard enough these days getting folks to spend without scary notices on their sites.