Also, I can't help you unless I login as you. I'll need permission from you to do that, if you can't figure out what is wrong.
I know one thing. It's on your end, and not ours, as ours is still working!
So... you must have either changed something, or your computer needs it's cookies cleared, like Pete says.
PM me if you want me to login and see if it's a setting.
Jen