!RAM =		$7FA010 (Change this in Main.asm and also in tank.asm (boss sprite) if changed here)
;; 4 bytes

!HDMARAM =	$7FA000 (Change this in Main.asm if changed here)
;; 10 bytes

	LDA #$00
	STA !RAM
	STA !RAM+$1
	LDA #$80
	STA !RAM+$2
	LDA #$C0
	STA !RAM+$3
; parallax start
	LDX #$09
-	LDA .ScrollTable,x
	STA !HDMARAM,x
	DEX
	BPL -
	RTS
.ScrollTable
	db $20,$01,$01
	db $7F,$01,$01
	db $20,$01,$01
	db $7F,$01,$01
	db $00
; parallax end