From the Login page:
NOTE: If you do not already have a Navigator Suite er ID and Password, contact your college or university administration to obtain them. These may be the same as your institutional account.
NOTE: Your session will time out if you are logged in but have not used the application for several minutes. If your session times out, you will be redirected to the Login page when you next click on a link or button. To continue your session, log in again.