I've been unable to log on from my home computer for the past week or so. Every time I try to login, it brings up a page with my publicly viewable information, but doesn't log me in. I clean out my cookies and such regularly, and I can log in fine from every other computer I've tried. Is there some setting on my computer that I've inadvertently changed?

I clean out my cookies and such regularly

Make sure that you are "allowing" cookies.

Haven't changed anything, but it seems to be working now.