Shoutbox

Well it's possible that it ran, but it usually says "Please Confirm", but you could paste it into the cmd line and see what the output is from there.

But, to simply password protect a single folder on windows is a pain, I don't think an advanced method is avalible, however I did see a cool little javascript custom folder, but it was easily by-passable, a quick google didn't turn up anything I'm afraid though.