http://downforeveryoneorjustme.com/
http://www.isitdownrightnow.com/
http://is-it-down.com/
[update] ok... it says that it's down now
Clicked No, to find an error - with facebook.com/delete_account in the url... Then facebook not working..
My natural assumption was that there was some funky XSS.. Gah
http://downforeveryoneorjustme.com/
http://www.isitdownrightnow.com/
http://is-it-down.com/