I think my real problem is I don't know what to Google.
You know the top middle of iTunes, where it shows you the current song, album, and has a progress bar? I don't get that anymore. I get...
I'm not sure exactly when it happened, though I think it was when I was trying to play a radio station feed thru iTunes and the feed wasn't working. I've tried the usual bits to switch it back - clicking, every key on my keyboard I could think about - and it's stuck in that setting. I've tried googling, but every time I can think of points to something else. Anyone else do this? Or know what I'm supposed to be calling it?
That definitely sounds like malware. If you can, I'd log in to safe mode with an admin account (different from the account you normally log in on) and run Combofix (bleepingcomputer.com). And pray that it does the job.