HELP ME PLEASE!!!!!

for the past WEEK ive done near eveything that everyone has suggested to get LW connecting, but no joy :-( Ive used LW for years then suddenly a week ago the connection lights stay at one bar and thats it!! Below are my attempts in rectifying this pain in my ****...

1) ive uninstalled and reinstalled.
2) ive uninstalled java and got the 1.5 no joy so went back to 1.6
3) turned off windows and norton fiewalls
4) ive gone back to wired as apposed to wireless
5) ive bounced my laptop off the floor a few times to help fix but no joy
6) ive deleted roaming folder
HELP PLEASE!!
If you live close ill buy you a drink!!