Try this, but I'm with terry, you should leave it like it is.
; Set up program header
;
START = "([FILENAME])"
START = "(Material Size) (X=[XSIZE], Y=[YSIZE], Z=[ZMATERIAL])"
START = "(Tool Number:[T]) ([TOOLDESC])"
START = "G90G80G20G49"
;
; Program moves
;
FIRST_RAPID_RATE_MOVE = "G0 [X] [Y] [Z]"
FIRST_RAPID_RATE_MOVE ="G0[ZH]"