you might have proxy or filtering applied..if you are in your office pc which is behind several servers or router.
if you are at home, you can try go to "run" --> "cmd" --> type "ping www.facebook.com" see whether got response or not.
check your dns as well, type "ipconfig/all"
thanks作者: lcl03175 時間: 2010-4-16 09:45 PM