I type in "how to" and hit enter. Nothing happens. I click on the magnifying glass icon to the left of the box. Nothing happens.
I'm logged in, running Firefox 3.6.3 on Windows 7 with Java/Script and Flash enabled.
Tried from both area51.stackexchange.com and area51.stackexchange.com/?tab=search
resolved: whatever blip caused this is unknown; search now works.