Banners are areas that are visible above the pages of
the portal. The properties are shown in the following image.
The following are the properties of a banner.
in pixels or as a percentage.
Lock Banner. Turns
off customization of the banner. Customization includes changing
the height and visibility settings.
optional visibility at run time. If this check box is selected,
the banner becomes collapsible, allowing you to expand the display
area of the portal. To hide or reveal a banner at run time, click
the collapsible banner indicator, as shown in the following image.