Using Custom Portal Headers
The following list presents custom headers that you can use with the portal:
PortalServletURI
PortalURI
PortalActualURL
PortalContentURL
PortalContentProvider
PortalRegistryName
PortalTargetFrame
PortalPagelet
These are valid parameters that you can pass with the PeopleCode GetParameter method. PortalContentURL retrieves the registered URL, while PortalActualURL retrieves the entire URL, including any additional query string parameters.