The Un-Mark Record action allows the user to un-mark the current record.
Make a selection in the Un-Mark the record in which Form/Browse window? field. This field will be grayed out unless this action is based on a Form or Browse. The choices are:
"Current Form or Browse Window".
"Another Form or Browse Window".
If you selected "Another Form or Browse Window", in the Window Name field select either:
Select one of the listed forms or browses.
If you selected a form in step 3, optionally select whether you are working with the form ( Parent Level ) or with an Embedded Layout.
If you selected "Embedded Layout" in step 4, click the 'down' icon to select an embedded form or browse.
Click Next >.
Optionally modify the comment that describes the action.