I just tried and had no problem. The site seemed a little slow but it still worked.
I use it all the time. Its great!
There have been times I have had trouble getting on, but then I wait an hour - or a day and it's not a problem again for a long time.
I use it daily downloading books and mp3 books.
I have been using for over a year.
their is normally down on early sunday morning and late sunday night for maintenance
Same here, Sundays are often bad days to get on. It may say that your library number isn't valid, but they're really just doing maintenance. All other days have been really no problem for me.