Supplement Four said:
I'll try something else from home, though, if you've got any ideas.
Looks like you may be affected by this bug/issue with the forum software:
http://www.simplemachines.org/community/index.php?topic=300154.0
So if you're using IE8, try switching between standards-compliant mode and compatibility mode and see which one works.
Or perhaps use a different browser such as FF or Chrome.
- thulsa