Shows the first page of the Setup Wizard for master sites. This 
page contains the following:
- A field that lists the databases that you are setting
up as replication master sites
- An Add button, which enables you to add databases
to the list
- A Cancel button, which closes the wizard
- A Help button, which opens context-sensitive online help
- A Back button (unavailable), which lets you go to the
previous page in the wizard
- A Next button, which lets you advance to the next page
in the wizard