This graphic shows the hierarchy of UI controls:

Desktop "defaultDesktopLabel"

- Look and Feel: "defaultLookAndFeel"

- Book: "Home"

-- Page: "page"

----Layout

------Placeholder (left column)

-------- Portlet instance (Change Center)

-------- Portlet instance (Domain Structure)

-------- Portlet instance (How do I...)

-------- Portlet instance (System Status)

------Placeholder (right column)

-------- Portlet instance (Toolbar)

-------- Portlet instance (Breadcrumbs)

-------- Portlet instance (Messages)

-------- Book: "ContentBook"

---------- Page

------------ Book: "DomainBook"

-------------- Book: "CoreDomainBook"

---------------- Page: "CoreDomainPages"

------------------ Book: "CoreDomainConfigGeneratlBook"

-------------------- Book: "DomainConfigTabPage"

---------------------- Page: DomainConfigGeneralPage

---------------------- Page: DomainConfigJtaPage

---------------------- Page: DomainConfigEJBPage

---------------------- Page: DomainConfigWebAppPage

---------------------- Page: DomainConfigSnmpPage

---------------------- Page: DomainConfigLoggingPage

---------------------- Page: DomainConfigLogFilterTablePage

-------------------- Book: "DomainMonitorTabPage"

------------ Book: "CoreDomainCreateLogFilterBook"

-------- Page

---------- Book: "ServerBook"