diff --git a/music/mpt_player.asm b/music/mpt_player.asm
new file mode 100644
index 0000000..eceba2c
--- /dev/null
+++ b/music/mpt_player.asm
@@ -0,0 +1,451 @@
+
+/*
+  Player MPT 2.4
+  coded by Fox
+  07,19,25,30/07/96
+  original version by Jaskier/Taquart
+*/
+
+.proc   mpt_player
+
+;msx	equ $5000
+;lenpat	equ $20
+;speed	equ $03
+
+zp	equ $f0		;12 bytes on page 0
+
+freq	equ zp		;(4)
+slup	equ zp+4	;(4)
+ad	equ zp+8	;(2)
+aud	equ zp+10	;(1)
+tp	equ zp+11	;(1)
+
+
+play
+ ldx freq
+ ldy freq+1
+ lda aud
+ sta $d208
+ sta $d218
+ and #$10
+v10 equ *-1
+ beq w1
+ ldy numdzw+1
+ ldx bsfrql,y
+ lda bsfrqh,y
+ tay
+w1 stx $d210
+ stx $d200
+ sty $d212
+ sty $d202
+ lda freq+2
+ sta $d214
+ sta $d204
+ lda freq+3
+ sta $d216
+ sta $d206
+ lda volume
+ sta $d211
+ sta $d201
+ lda volume+1
+ sta $d213
+ sta $d203
+ lda volume+2
+ sta $d215
+ sta $d205
+ lda volume+3
+ sta $d217
+ sta $d207
+
+ ldx #0
+ stx aud
+ inc licz
+ lda #$ff
+pozptr equ *-1
+l00 cmp #?lenpat
+ dec zegar
+ bcc r1
+ beq *+5
+ jmp r5
+ stx pozptr
+p2 lda #$ff
+ sta ptrwsk,x
+ sta licspc,x
+m_01c0 lda msx+$1c0,x
+ sta ad
+m_01c4 lda msx+$1c4,x
+ sta ad+1
+ ldy #0
+pozsng equ *-1
+p3 lda (ad),y
+ iny
+ cmp #$fe
+ bcc p6
+ beq p4
+ lda (ad),y
+ bmi p4
+ asl @
+ tay
+ sta pozsng
+ bcc p3
+p6 asl @
+ sta numptr,x
+ lda (ad),y
+ sta poddzw,x
+p7 inx
+ cpx #4
+ bcc p2
+ iny
+ sty pozsng
+ bcs r5
+p4 ldx #3
+ lda #0
+fin sta volume,x
+ dex
+ bpl fin
+ dec pozptr
+ inc zegar
+ret rts		;tutaj konczy player
+
+r1 bpl r5
+ ldx #3
+r2 dec licspc,x
+ bpl r4
+ ldy numptr,x
+m_0041 lda msx+$41,y
+ beq r4
+ sta ad+1
+m_0040 lda msx+$40,y
+ sta ad
+ ldy ptrwsk,x
+ jmp newdzw
+r3 lda ilespc,x
+ sta licspc,x
+r4 dex
+ bpl r2
+ lda #?speed-1
+tempo equ *-1
+ sta zegar
+ inc pozptr
+
+r5 ldx #3
+ bne r6
+
+d0 sta volume,x
+ jmp r9
+
+r8 ldy #$23
+ lda (ad),y
+ ora aud
+ sta aud
+ lda (ad),y
+ and filtry,x
+ beq r9
+ ldy #$28
+ lda (ad),y
+ clc
+ adc numdzw,x
+ jsr czest
+ sec
+ adc p1pom,x
+ sta freq+2,x
+r9 dex
+ bmi ret
+r6 lda adrinh,x
+ beq d0
+ sta ad+1
+ lda adrinl,x
+ sta ad
+ ldy slup,x
+ cpy #$20
+ bcs d3
+ lda (ad),y
+ adc adcvol,x
+ bit v10
+ beq d1
+ and #$f0
+d1 sta volume,x
+ iny
+ lda (ad),y
+ iny
+ sty slup,x
+ sta tp
+ and #7
+ beq d4
+ tay
+ lda akce-1,y
+ sta akbr+1
+ lda tp
+ lsr @
+ lsr @
+ lsr @
+ lsr @
+ lsr @
+ ora #$28
+ tay
+ lda (ad),y
+ clc
+akbr bcc *
+ak equ *
+
+a0 adc freq,x
+a1 sta freq,x
+ jmp r9
+a2 jsr aczest
+ sta freq,x
+ jmp r9
+a4 sta freq,x
+ lda ndziel,x
+ bpl a7
+a5 sta freq,x
+ lda #$80
+ bne a7
+a6 sta freq,x
+ lda #1
+a7 ora aud
+ sta aud
+ jmp r9
+a8 and $d20a
+ sta freq,x
+ jmp r9
+
+d3 iny
+ iny
+ bne *+4
+ ldy #$20
+ sty slup,x
+ lda volume,x
+ and #$0f
+ beq d4
+ ldy #$22
+ lda (ad),y
+ beq d4
+ dec p3lic,x
+ bne d4
+ sta p3lic,x
+ dec volume,x
+d4 lda slup,x
+ and #6
+ lsr @
+ adc #$24
+ tay
+ lda (ad),y
+ jsr aczest
+ sta freq,x
+ ldy branch,x
+ sty typbr+1
+ ldy p2lic,x
+typbr beq *
+so equ *
+ dec p2lic,x
+ jmp r8
+
+s0 lda #2
+ and #0
+licz equ *-1
+ beq t2
+ asl @
+ and licz
+ bne t0
+ lda p1lsb,x
+t1 sta p1pom,x
+ adc freq,x
+ sta freq,x
+ jmp r8
+t0 lda freq,x
+s1 sec
+ sbc p1lsb,x
+ sta freq,x
+ tya 		;#0
+ sec
+ sbc p1lsb,x
+t2 sta p1pom,x
+ jmp r8
+s2 lda p1lic,x
+t9 sta p1pom,x
+ clc
+ adc freq,x
+t3 sta freq,x
+ clc
+ lda p1lic,x
+ adc p1lsb,x
+ sta p1lic,x
+ jmp r8
+s3 lda numdzw,x
+ sec
+ sbc p1lic,x
+t4 jsr nczest
+ jmp t3
+s4 tya		;#0
+ sec
+ sbc p1lic,x
+ jmp t9
+s5 lda numdzw,x
+ clc
+ adc p1lic,x
+ jmp t4
+s6 jsr t5
+ jmp t1
+s7 jsr t5
+ adc numdzw,x
+ jsr nczest
+ sta freq,x
+ jmp r8
+t5 ldy p1lic,x
+ lda p1lsb,x
+ bmi *+4
+ iny
+ iny
+ dey
+ tya
+ sta p1lic,x
+ cmp p1lsb,x
+ bne t7
+ eor #$ff
+ sta p1lsb,x
+ lda p1lic,x
+t7 clc
+ rts
+aczest adc adcdzw,x
+nczest sta numdzw,x
+czest and #$3f
+ ora frqwsk,x
+ tay
+m_00c0 lda msx+$c0,y
+ rts
+
+nins sty tp
+ and #$1f
+ asl @
+ tay
+m_0000 lda msx,y
+ sta adrinl,x
+m_0001 lda msx+1,y
+ sta adrinh,x
+ ldy tp
+newdzw lda #0
+newavo sta adcvol,x
+new iny
+ lda (ad),y
+ bpl q4
+ cmp #$fe
+ bne q0
+ tya
+ sta ptrwsk,x
+ jmp r3
+q0 cmp #$c0
+ bcc q3
+ cmp #$e0
+ bcc q1
+l01 lda #?lenpat
+ sta pozptr
+ bcs new
+q1 cmp #$d0
+ bcc q2
+ and #$0f
+ sta tempo
+ bpl new
+q2 adc #$31
+ bvc newavo
+q3 and #$3f
+ sta ilespc,x
+ bpl new
+q4 cmp #$40
+ bcs nins
+
+ adc poddzw,x
+ sta adcdzw,x
+ tya
+ sta ptrwsk,x
+ lda adrinh,x
+ beq qret
+ sta ad+1
+ lda adrinl,x
+ sta ad
+ ldy #$20
+ lda (ad),y
+ and #$0f
+ sta p1lsb,x
+ lda (ad),y
+ lsr @
+ lsr @
+ lsr @
+ lsr @
+ and #7
+ tay
+ lda typy,y
+ sta branch,x
+ ldy #$21
+ lda (ad),y
+ asl @
+ asl @
+ sta tp
+ and #$3f
+ sta p2lic,x
+ eor tp
+ sta frqwsk,x
+ iny
+ lda (ad),y
+ sta p3lic,x
+ lda #0
+ sta slup,x
+ sta p1lic,x
+ sta p1pom,x
+ lda adcdzw,x
+* (nczest)
+ sta numdzw,x
+ and #$3f
+ ora frqwsk,x
+ tay
+m_00c0_ lda msx+$c0,y
+ sta freq,x
+qret jmp r3
+
+akce
+ dta b(a1-ak),b(a0-ak),b(a2-ak)
+ dta b(a4-ak),b(a5-ak),b(a6-ak),b(a8-ak)
+
+typy
+ dta b(s0-so),b(s1-so),b(s2-so),b(s3-so)
+ dta b(s4-so),b(s5-so),b(s6-so),b(s7-so)
+
+ndziel dta $40,$00,$20,$00
+
+filtry dta $04,$02,$00,$00
+
+bsfrql equ *-1
+ dta $f2,$33,$96,$e2,$38,$8c,$00
+ dta $6a,$e8,$6a,$ef,$80,8,$ae,$46
+ dta $e6,$95,$41,$f6,$b0,$6e,$30,$f6
+ dta $bb,$84,$52,$22,$f4,$c8,$a0,$7a
+ dta $55,$34,$14,$f5,$d8,$bd,$a4,$8d
+ dta $77,$60,$4e,$38,$27,$15,$06,$f7
+ dta $e8,$db,$cf,$c3,$b8,$ac,$a2,$9a
+ dta $90,$88,$7f,$78,$70,$6a,$64,$5e
+
+bsfrqh equ *-1
+ dta 13,13,12,11,11,10,10,9,8,8,7,7,7,6,6,5,5,5,4,4,4,4
+ dta 3,3,3,3,3,2,2,2,2,2,2,2,1,1,1,1,1,1,1,1,1,1,1,1
+ dta 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
+
+branch dta d'    '
+volume dta d'    '
+adcvol dta d'    '
+frqwsk dta d'    '
+adcdzw dta d'    '
+poddzw dta d'    '
+adrinl dta d'    '
+adrinh dta d'    '
+numdzw dta d'    '
+numptr dta d'    '
+ptrwsk dta d'    '
+ilespc dta d'    '
+licspc dta d'    '
+p1lsb  dta d'    '
+p1lic  dta d'    '
+p1pom  dta d'    '
+p2lic  dta d'    '
+p3lic  dta d'    '
+zegar  dta 1
+
+.endp
diff --git a/music/mpt_player_reloc.asm b/music/mpt_player_reloc.asm
new file mode 100644
index 0000000..adf22bd
--- /dev/null
+++ b/music/mpt_player_reloc.asm
@@ -0,0 +1,512 @@
+
+/*
+  Player MPT 2.4
+  coded by Fox
+  07,19,25,30/07/96
+  mads reloc by Tebe 06/03/2016
+  original version by Jaskier/Taquart
+*/
+
+zp	equ $f0		;12 bytes on page 0
+
+freq	equ zp		;(4)
+slup	equ zp+4	;(4)
+ad	equ zp+8	;(2)
+aud	equ zp+10	;(1)
+tp	equ zp+11	;(1)
+
+
+msx	equ $a000
+lenpat	equ $20
+speed	equ $03
+
+	.put[0] = mpt_player.a1-mpt_player.ak
+	.put[1] = mpt_player.a0-mpt_player.ak
+	.put[2] = mpt_player.a2-mpt_player.ak
+	.put[3] = mpt_player.a4-mpt_player.ak
+	.put[4] = mpt_player.a5-mpt_player.ak
+	.put[5] = mpt_player.a6-mpt_player.ak
+	.put[6] = mpt_player.a8-mpt_player.ak
+
+	.put[10] = mpt_player.s0-mpt_player.so
+	.put[11] = mpt_player.s1-mpt_player.so
+	.put[12] = mpt_player.s2-mpt_player.so
+	.put[13] = mpt_player.s3-mpt_player.so
+	.put[14] = mpt_player.s4-mpt_player.so
+	.put[15] = mpt_player.s5-mpt_player.so
+	.put[16] = mpt_player.s6-mpt_player.so
+	.put[17] = mpt_player.s7-mpt_player.so
+
+	.reloc
+
+.proc   mpt_player
+
+	jmp play
+
+init	stx zp
+	sty zp+1
+
+	adw zp #$1c0 m_01c0+1
+	adw zp #$1c4 m_01c4+1
+
+	adw zp #$41 m_0041+1
+	adw zp #$40 m_0040+1
+
+	lda zp
+	add #$c0
+	sta m_00c0+1
+	sta m_00c0_+1
+	lda zp+1
+	adc #0
+	sta m_00c0+2
+	sta m_00c0_+2	
+	
+	lda zp
+	sta m_0000+1
+	add #1
+	sta m_0001+1
+	lda zp+1
+	sta m_0000+2
+	adc #0
+	sta m_0001+2
+
+	adw zp #$1c8 _adr+1
+
+	jsr _adr
+	stx l00+1
+	stx l01+1
+
+	inw _adr+1
+	jsr _adr
+	dex
+	stx tempo+1
+	rts
+
+_adr	ldx $ffff
+	rts
+	
+play
+ ldx freq
+ ldy freq+1
+ lda aud
+ sta $d208
+ sta $d218
+v10 and #$10
+ beq w1
+ ldy numdzw+1
+ ldx bsfrql,y
+ lda bsfrqh,y
+ tay
+w1 stx $d210
+ stx $d200
+ sty $d212
+ sty $d202
+ lda freq+2
+ sta $d214
+ sta $d204
+ lda freq+3
+ sta $d216
+ sta $d206
+ lda volume
+ sta $d211
+ sta $d201
+ lda volume+1
+ sta $d213
+ sta $d203
+ lda volume+2
+ sta $d215
+ sta $d205
+ lda volume+3
+ sta $d217
+ sta $d207
+
+ ldx #0
+ stx aud
+ inc licz+1
+pozptr lda #$ff
+l00 cmp #lenpat
+ dec zegar
+ bcc r1
+ beq *+5
+ jmp r5
+ stx pozptr+1
+p2 lda #$ff
+ sta ptrwsk,x
+ sta licspc,x
+m_01c0 lda msx+$1c0,x
+ sta ad
+m_01c4 lda msx+$1c4,x
+ sta ad+1
+pozsng ldy #0
+p3 lda (ad),y
+ iny
+ cmp #$fe
+ bcc p6
+ beq p4
+ lda (ad),y
+ bmi p4
+ asl @
+ tay
+ sta pozsng+1
+ bcc p3
+p6 asl @
+ sta numptr,x
+ lda (ad),y
+ sta poddzw,x
+p7 inx
+ cpx #4
+ bcc p2
+ iny
+ sty pozsng+1
+ bcs r5
+p4 ldx #3
+ lda #0
+fin sta volume,x
+ dex
+ bpl fin
+ dec pozptr+1
+ inc zegar
+ret rts		;tutaj konczy player
+
+r1 bpl r5
+ ldx #3
+r2 dec licspc,x
+ bpl r4
+ ldy numptr,x
+m_0041 lda msx+$41,y
+ beq r4
+ sta ad+1
+m_0040 lda msx+$40,y
+ sta ad
+ ldy ptrwsk,x
+ jmp newdzw
+r3 lda ilespc,x
+ sta licspc,x
+r4 dex
+ bpl r2
+tempo lda #speed-1
+ sta zegar
+ inc pozptr+1
+
+r5 ldx #3
+ bne r6
+
+d0 sta volume,x
+ jmp r9
+
+r8 ldy #$23
+ lda (ad),y
+ ora aud
+ sta aud
+ lda (ad),y
+ and filtry,x
+ beq r9
+ ldy #$28
+ lda (ad),y
+ clc
+ adc numdzw,x
+ jsr czest
+ sec
+ adc p1pom,x
+ sta freq+2,x
+r9 dex
+ bmi ret
+r6 lda adrinh,x
+ beq d0
+ sta ad+1
+ lda adrinl,x
+ sta ad
+ ldy slup,x
+ cpy #$20
+ bcs d3
+ lda (ad),y
+ adc adcvol,x
+ bit v10+1
+ beq d1
+ and #$f0
+d1 sta volume,x
+ iny
+ lda (ad),y
+ iny
+ sty slup,x
+ sta tp
+ and #7
+ beq d4
+ tay
+ lda akce-1,y
+ sta akbr+1
+ lda tp
+ lsr @
+ lsr @
+ lsr @
+ lsr @
+ lsr @
+ ora #$28
+ tay
+ lda (ad),y
+ clc
+akbr bcc *
+ak
+
+a0 adc freq,x
+a1 sta freq,x
+ jmp r9
+a2 jsr aczest
+ sta freq,x
+ jmp r9
+a4 sta freq,x
+ lda ndziel,x
+ bpl a7
+a5 sta freq,x
+ lda #$80
+ bne a7
+a6 sta freq,x
+ lda #1
+a7 ora aud
+ sta aud
+ jmp r9
+a8 and $d20a
+ sta freq,x
+ jmp r9
+
+d3 iny
+ iny
+ bne *+4
+ ldy #$20
+ sty slup,x
+ lda volume,x
+ and #$0f
+ beq d4
+ ldy #$22
+ lda (ad),y
+ beq d4
+ dec p3lic,x
+ bne d4
+ sta p3lic,x
+ dec volume,x
+d4 lda slup,x
+ and #6
+ lsr @
+ adc #$24
+ tay
+ lda (ad),y
+ jsr aczest
+ sta freq,x
+ ldy branch,x
+ sty typbr+1
+ ldy p2lic,x
+typbr beq *
+so
+ dec p2lic,x
+ jmp r8
+
+s0 lda #2
+licz and #0
+ beq t2
+ asl @
+ and licz+1
+ bne t0
+ lda p1lsb,x
+t1 sta p1pom,x
+ adc freq,x
+ sta freq,x
+ jmp r8
+t0 lda freq,x
+s1 sec
+ sbc p1lsb,x
+ sta freq,x
+ tya 		;#0
+ sec
+ sbc p1lsb,x
+t2 sta p1pom,x
+ jmp r8
+s2 lda p1lic,x
+t9 sta p1pom,x
+ clc
+ adc freq,x
+t3 sta freq,x
+ clc
+ lda p1lic,x
+ adc p1lsb,x
+ sta p1lic,x
+ jmp r8
+s3 lda numdzw,x
+ sec
+ sbc p1lic,x
+t4 jsr nczest
+ jmp t3
+s4 tya		;#0
+ sec
+ sbc p1lic,x
+ jmp t9
+s5 lda numdzw,x
+ clc
+ adc p1lic,x
+ jmp t4
+s6 jsr t5
+ jmp t1
+s7 jsr t5
+ adc numdzw,x
+ jsr nczest
+ sta freq,x
+ jmp r8
+t5 ldy p1lic,x
+ lda p1lsb,x
+ bmi *+4
+ iny
+ iny
+ dey
+ tya
+ sta p1lic,x
+ cmp p1lsb,x
+ bne t7
+ eor #$ff
+ sta p1lsb,x
+ lda p1lic,x
+t7 clc
+ rts
+aczest adc adcdzw,x
+nczest sta numdzw,x
+czest and #$3f
+ ora frqwsk,x
+ tay
+m_00c0 lda msx+$c0,y
+ rts
+
+nins sty tp
+ and #$1f
+ asl @
+ tay
+m_0000 lda msx,y
+ sta adrinl,x
+m_0001 lda msx+1,y
+ sta adrinh,x
+ ldy tp
+newdzw lda #0
+newavo sta adcvol,x
+new iny
+ lda (ad),y
+ bpl q4
+ cmp #$fe
+ bne q0
+ tya
+ sta ptrwsk,x
+ jmp r3
+q0 cmp #$c0
+ bcc q3
+ cmp #$e0
+ bcc q1
+l01 lda #lenpat
+ sta pozptr+1
+ bcs new
+q1 cmp #$d0
+ bcc q2
+ and #$0f
+ sta tempo+1
+ bpl new
+q2 adc #$31
+ bvc newavo
+q3 and #$3f
+ sta ilespc,x
+ bpl new
+q4 cmp #$40
+ bcs nins
+
+ adc poddzw,x
+ sta adcdzw,x
+ tya
+ sta ptrwsk,x
+ lda adrinh,x
+ beq qret
+ sta ad+1
+ lda adrinl,x
+ sta ad
+ ldy #$20
+ lda (ad),y
+ and #$0f
+ sta p1lsb,x
+ lda (ad),y
+ lsr @
+ lsr @
+ lsr @
+ lsr @
+ and #7
+ tay
+ lda typy,y
+ sta branch,x
+ ldy #$21
+ lda (ad),y
+ asl @
+ asl @
+ sta tp
+ and #$3f
+ sta p2lic,x
+ eor tp
+ sta frqwsk,x
+ iny
+ lda (ad),y
+ sta p3lic,x
+ lda #0
+ sta slup,x
+ sta p1lic,x
+ sta p1pom,x
+ lda adcdzw,x
+* (nczest)
+ sta numdzw,x
+ and #$3f
+ ora frqwsk,x
+ tay
+m_00c0_ lda msx+$c0,y
+ sta freq,x
+qret jmp r3
+
+akce	.sav[0] 7
+; dta b(a1-ak),b(a0-ak),b(a2-ak)
+; dta b(a4-ak),b(a5-ak),b(a6-ak),b(a8-ak)
+
+typy	.sav[10] 8
+; dta b(s0-so),b(s1-so),b(s2-so),b(s3-so)
+; dta b(s4-so),b(s5-so),b(s6-so),b(s7-so)
+
+ndziel	dta $40,$00,$20,$00
+
+filtry	dta $04,$02,$00	;,$00
+
+bsfrql	dta $00
+
+ dta $f2,$33,$96,$e2,$38,$8c,$00
+ dta $6a,$e8,$6a,$ef,$80,8,$ae,$46
+ dta $e6,$95,$41,$f6,$b0,$6e,$30,$f6
+ dta $bb,$84,$52,$22,$f4,$c8,$a0,$7a
+ dta $55,$34,$14,$f5,$d8,$bd,$a4,$8d
+ dta $77,$60,$4e,$38,$27,$15,$06,$f7
+ dta $e8,$db,$cf,$c3,$b8,$ac,$a2,$9a
+ dta $90,$88,$7f,$78,$70,$6a,$64	;,$5e
+
+bsfrqh	dta $5e
+
+ dta 13,13,12,11,11,10,10,9,8,8,7,7,7,6,6,5,5,5,4,4,4,4
+ dta 3,3,3,3,3,2,2,2,2,2,2,2,1,1,1,1,1,1,1,1,1,1,1,1
+ dta 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
+
+branch dta d'    '
+volume dta d'    '
+adcvol dta d'    '
+frqwsk dta d'    '
+adcdzw dta d'    '
+poddzw dta d'    '
+adrinl dta d'    '
+adrinh dta d'    '
+numdzw dta d'    '
+numptr dta d'    '
+ptrwsk dta d'    '
+ilespc dta d'    '
+licspc dta d'    '
+p1lsb  dta d'    '
+p1lic  dta d'    '
+p1pom  dta d'    '
+p2lic  dta d'    '
+p3lic  dta d'    '
+zegar  dta 1
+
+.endp
diff --git a/music/mpt_relocator.mac b/music/mpt_relocator.mac
new file mode 100644
index 0000000..2b9b562
--- /dev/null
+++ b/music/mpt_relocator.mac
@@ -0,0 +1,90 @@
+
+/*
+  MPT Relocator
+
+  $0000..$003F	- 32 adresy brzmien (LSB/MSB), bajty $00,$00 oznaczaja ze dane brzmienie jest puste
+  $0040..$00BF	- 64 adresy patternow (LSB/MSB), bajty $00,$00 oznaczaja ze dany pattern jest pusty
+  $01C0..$01C3	- mlodsze bajty adresow trackow
+  $01C4..$01C7	- starsze bajty adresow trackow
+  $01C8..$01C8	- dlugosc patternow (wartosci - $10,$20,$30 lub $40)
+  $01C9..$01C9	- tempo utworu
+
+  Example:
+		mpt_relocator 'file.mpt' , new_address
+*/
+
+.macro	mpt_relocator
+
+	.get :1					// wczytujemy plik do bufora MADS'a
+
+	ift (.wget[0]) <> $FFFF
+	 ert 'Bad file format'
+	eif
+
+new_add equ :2					// nowy adres dla modulu MPT
+
+old_add	equ .wget[2]				// stary adres modulu MPT
+
+	.def ?length = .wget[4] - old_add + 1	// dlugosc pliku MPT bez naglowka DOS'u
+
+	.put[2] = .lo(new_add)			// poprawiamy naglowek DOS'a
+	.put[3] = .hi(new_add)			// tak aby zawieral informacje o nowym
+
+	.put[4] = .lo(new_add + ?length - 1)	// adresie modulu MPT
+	.put[5] = .hi(new_add + ?length - 1)
+
+ofs	equ 6
+
+	.def ?lenpat	= .get[ofs+$1c8]
+	.def ?speed	= .get[ofs+$1c9]
+
+// instruments
+
+	.rept 32
+
+	?tmp = .wget[ofs+#*2]
+
+	ift ?tmp <> 0
+	?hlp = ?tmp - old_add + new_add
+
+	.put[ofs+#*2]   = .lo(?hlp)
+	.put[ofs+#*2+1] = .hi(?hlp)
+	eif
+
+	.endr
+
+// patterns
+
+	.rept 64
+
+	?tmp = .wget[ofs+$40+#*2]
+
+	ift ?tmp <> 0
+	?hlp = ?tmp - old_add + new_add
+
+	.put[ofs+$40+#*2]   = .lo(?hlp)
+	.put[ofs+$40+#*2+1] = .hi(?hlp)
+	eif
+
+	.endr
+
+// 4 tracks
+
+	.rept 4
+
+	?tmp = .get[ofs+$1c0+#] + .get[ofs+$1c4+#]<<8
+
+	ift ?tmp <> 0
+	?hlp = ?tmp - old_add + new_add
+
+	.put[ofs+$1c0+#] = .lo(?hlp)
+	.put[ofs+$1c4+#] = .hi(?hlp)
+	eif
+
+	.endr
+
+// out new file
+
+;	.sav 'test.mpt',?length + 6			// zapisujemy zawartosc bufora MADS'a do pliku
+
+.endm