A script handler you can implement to override standard MoneyWorks behaviour.
Automatically called: When a field has been exitted.
Use for: Reacting to the user tabbing out of a field
Specific Naming: You can and should implement an ExitedField handler that is specific to the particular window ID and itemID of interest. e.g. ExitedField:<WindowId>:ItemID:<TransactionType> (the last of these applies only when the WindowID is F_TRANS)