Thought it was just me then, also in Plymouth, having random page load probs since last night.
Anyway, just changed the mtu to 1492 via this method and it's running fine now.
http://www.kitz.co.uk/adsl/vistaMTU.htm
Although something else I've just noticed is I get a blank page at
http://www.cableforum.co.uk/board/ on both FF2 and IE7