Details on Panel Visibility Settings

Right-click in a text area and select Edit Text Area from the pop-up menu.
Click on the Insert Action Control button, .
In the Action Control dialog, click on Actions in the left-hand panel.
On the Actions page, add one or more Functions from the View folder to the Selected actions list.
Select one of the newly added functions in the Selected actions list and then click on Settings....

Option	Description
Visibility of [Panel Name]
Show	The selected panel is shown when clicking on the action link or button.
Hide	The selected panel is hidden when clicking on the action link or button.
Apply to all pages	Select the check box to apply the change to all pages. Clear the check box to only change the visibility on the active page.