this one is working right now, at 10pm: http://www.atdhe.net/10229/watch-houston-rockets-vs-sacramento-kings
That site itself is not broadcasting the feed. They steal the feed from streaming sites like JTV and the admins of that channel periodically password protect the feed and the reason they find out the password is through the chat I guess. The admin changes the password multiple times through the game and that is why it cuts in and out also.