The Domain Settings feature allows you to add or remove secondary domains from gScholar.
If you use secondary domains with your Google Apps users, you will need to add the domains
to the Domain Settings in order for gScholar to recognize the additional domains.
To begin, click the Add button.
In the popup window which follows, enter in your administrator password and the secondary
domain. Next, click Verify and Add.
The domain is then added to the list of Active Domains.
and click Remove.