Update:Security tips updated

We have updated our security tips to give advice on how best to keep your system free of unwanted advertising and tracking software (commonly known as 'spyware').

If you are still seeing multiple pop-up adverts when you visit our website it is NOT coming from us, but is probably coming from a program which you may have picked up from a third-party website.

If you are seeing annoying pop-up adverts when visiting us, and want to remove them - then we recommend you read our updated security tips for info on how.