I appear to be back up and running after a lot of "discussions" with my ISP the have said repeatly there is not a problem but being the person I am and with the knowlege I have I told them where the problem was . If you do you own test it might help yourself as well .do the following start > run> type cmd then press enter.....a black box will appear . type ping
www.bbc.co.uk -t (make sure its a lowercase t) If you get replies of 25ms or less ,,,your good if its any more ASK WHY ..
Wanna find out where the problem is type in the black box tracert
www.bbc.co.uk then press enter ,,, you will find the highest value is the problem.