What happend with yahoo mesenger?

My yahoo messenger dont opend i have good my id and my passport.

What happend with yahoo mesenger?
Yahoo! Messenger will be performing scheduled maintenance on December 8 from 5.30 PM PST to 7.30 PM PST. During this period, you might experience problems when using Yahoo! Messenger.
Reply:Huh??Hun,Hit the edit tab,and try this again!
Reply:yes it is down for repairs and maintance from 5.30 PM PST to 7.30 PM PST that would be 7 30 cst till 9 30 cst and 8 30 est till 10 30 est and everyone this is a guess on the time they may not have it running right then but give it some time and they will have it back and running better than ever...take this time and update to the new 8.1 while your waiting!!!!
Reply:mine was working and then shut down. Maybe they are doing some maintenance on it. Some of the other answers said they were, but they were informed of it, I was not. May be down for a few hours according to other posts. Guess it is best to check tomorrow.
Reply:They are working on it! and..nice english!! LOL
Reply:Yahoo! Messenger will be performing scheduled maintenance on December 8 from 5.30 PM PST to 7.30 PM PST. During this period, you might experience problems when using Yahoo! Messenger.
Reply:System: Yahoo! Messenger will be performing scheduled maintenance on December 8 from 5.30 PM PST to 7.30 PM PST. During this period, you might experience problems when using Yahoo! Messenger.