HTZ and WFZ ALT art loading

	cmpi.b	#mountain_climb_zone,(Current_Zone).w
	bne.s	+
	lea	(ArtKos_HTZ).l,a0
	lea	(Chunk_Table+tiles_to_bytes(ArtTile_ArtKos_NumTiles_HTZ_Main)).l,a1
	bsr.w	KosDec	; patch for HTZ
	move.w	#tiles_to_bytes(ArtTile_ArtKos_NumTiles_HTZ),d3
+
	cmpi.b	#arcane_airship_zone,(Current_Zone).w
	bne.s	+
	lea	(ArtKos_WFZ).l,a0
	lea	(Chunk_Table+tiles_to_bytes(ArtTile_ArtKos_NumTiles_WFZ_Main)).l,a1
	bsr.w	KosDec	; patch for WFZ
	move.w	#tiles_to_bytes(ArtTile_ArtKos_NumTiles_WFZ),d3
+