Well, without wanting to sound snippy or anything...but that certainly is a page you wouldn't want to see in the middle of a combat using the Virtual Tabletop functions, or while accessing your character data to upgrade something. Not really...
Still puzzles me why so many people think electronics make everything better.
I know it's frustrating to not be able to access the site, but do remember that it's tough to cope with many millions of simultaneous requests. The D&D population just slashdotted the servers. They'll be up again soon enough for us to play with.