as most of you know it the end of google referrals ,..
Have you left the code on your site ?
I so then you may be have massive issuse with using the back button.. I run a mid size forum and everyone is moaning about the back button not working all users are using IE7 and have to press back 4 times to see the previous page... The pages show google ads and has upset me users..
Off to take down the google referrals code..