Just cleared all cookies, etc. again. Then tried the DNS and got the reply:
Could not flush the DNS Resolver Cache: Function failed during execution
http://bryangira.com
I was on the phone with HostGator and believe he had me clear temp files, cookies etc. Maybe I should go back and check that.
I have tried windows and firefox. worked great until 1:00 this afternoon. Added a bunch of plugins last night, seemed ok then