I was having an issue with connecting to the ReadyNAS web admin. When I logged in I just got the loading bar. Eventually it timed out and gave me a few options to retry or check RAIDar, etc.
Crashplan offers a great online backup solution. Netgear ReadyNAS offers a great home/small office local network storage solution. Here's a how-to on how to set your ReadyNAS as a Crashplan client.