There is a scheduled downtime coming on Monday, May 12th, 2008 between 8:30 am (EST) and 11:00 am (EST). This will only affect PC players.
"We will be performing maintenance on our login servers on Monday, May 12th, 2008 between 8:30 am (EST) and 11:00 am (EST). During this time you may not be able to join online games or may lose connection with online games you are playing. This only affects PC players."
