How to add a domain name to your account.:
Log in to your account manager.
Click the Hosted Domain Names link in the Website Settings row.
Click here to add a new domain name or alias link. Enter your domain name in the Enter Domain Name field.
Select the first bubble if this domain is to have it's own web space and enter a path of your choosing into the field. Select the second option to set your new domain name to load the same files as an existing account.