Set properties of an ELSE action in a rule-based control
ENsetelseaction(ruleIndex, actionIndex, linkIndex, status, setting)
null invisibly
the rule's index (starting from 1).
the index of the ELSE action being modified (starting from 1).
the index of the link in the action (starting from 1).
the new status assigned to the link
the new value assigned to the link's setting.