IsInsert()

         Determines if Insert mode is active

    Syntax:

         IsInsert( [ lNew ] ) -> lActive

         lNew : a logic value with the new mode of Insert key

    Description:

         Determines if the Ctrl key is active returning a logic value.

    Return:

         A logic value indicating if is active or not.

    Example:

         If ! IsInsert()
           Warning ( "Insert is on" )
         EndIf