The new NetDocuments Interface (17.2) is going to be turned on for everyone on February 1st. It has been available since September, and now NetDocuments is going to move everyone who has not switched to it. I think you will like the new interface, its more intuitive and cleaner. To help users, NetDocuments has created the following document:
The Top Ten Things to Know about the Web Interface Change
I have also included the Webinar that Optiable did for its customers: