Try these instead; it would appear that you can not call LISP-defined commands using the command function in LISP.
(defun C:FR ()
(C:LAYFRZ)
)
(defun C:LF ()
(C:LAYOFF)
)
(defun C:LN ()
(C:LAYON)
)
--
David Koch
Autodesk Discussion Group Facilitator
Using ADT 2004 at work; access to 2005, 2006 & 2007 at home