diff --git a/asm/item_menu.s b/asm/item_menu.s
index eef202b226..5ae0f99735 100644
--- a/asm/item_menu.s
+++ b/asm/item_menu.s
@@ -5,375 +5,6 @@
 
 	.text
 
-	thumb_func_start GetSwitchBagPocketDirection
-GetSwitchBagPocketDirection: @ 81ABF10
-	push {lr}
-	ldr r0, =gUnknown_0203CE54
-	ldr r0, [r0]
-	ldr r1, =0x0000081b
-	adds r0, r1
-	ldrb r1, [r0]
-	movs r0, 0xF
-	ands r0, r1
-	cmp r0, 0
-	bne _081ABF6A
-	bl GetLRKeysState
-	lsls r0, 24
-	lsrs r2, r0, 24
-	ldr r0, =gMain
-	ldrh r1, [r0, 0x2E]
-	movs r0, 0x20
-	ands r0, r1
-	cmp r0, 0
-	bne _081ABF3C
-	cmp r2, 0x1
-	bne _081ABF54
-_081ABF3C:
-	movs r0, 0x5
-	bl PlaySE
-	movs r0, 0x1
-	b _081ABF6C
-	.pool
-_081ABF54:
-	movs r0, 0x10
-	ands r0, r1
-	cmp r0, 0
-	bne _081ABF60
-	cmp r2, 0x2
-	bne _081ABF6A
-_081ABF60:
-	movs r0, 0x5
-	bl PlaySE
-	movs r0, 0x2
-	b _081ABF6C
-_081ABF6A:
-	movs r0, 0
-_081ABF6C:
-	pop {r1}
-	bx r1
-	thumb_func_end GetSwitchBagPocketDirection
-
-	thumb_func_start ChangeBagPocketId
-@ void ChangeBagPocketId(u8 *bagPocketId, u8 deltaBagPocketId)
-ChangeBagPocketId: @ 81ABF70
-	push {r4,lr}
-	adds r2, r0, 0
-	lsls r1, 24
-	lsrs r4, r1, 24
-	asrs r1, 24
-	cmp r1, 0x1
-	bne _081ABF88
-	ldrb r0, [r2]
-	cmp r0, 0x4
-	bne _081ABF88
-	movs r0, 0
-	b _081ABFA0
-_081ABF88:
-	lsls r0, r4, 24
-	asrs r0, 24
-	movs r1, 0x1
-	negs r1, r1
-	ldrb r3, [r2]
-	cmp r0, r1
-	bne _081ABF9E
-	cmp r3, 0
-	bne _081ABF9E
-	movs r0, 0x4
-	b _081ABFA0
-_081ABF9E:
-	adds r0, r3, r4
-_081ABFA0:
-	strb r0, [r2]
-	pop {r4}
-	pop {r0}
-	bx r0
-	thumb_func_end ChangeBagPocketId
-
-	thumb_func_start SwitchBagPocket
-@ void SwitchBagPocket(u8 taskId, u16 deltaBagPocketId, u16 a3)
-SwitchBagPocket: @ 81ABFA8
-	push {r4-r6,lr}
-	sub sp, 0xC
-	lsls r0, 24
-	lsrs r6, r0, 24
-	lsls r1, 16
-	lsrs r5, r1, 16
-	lsls r2, 16
-	lsls r0, r6, 2
-	adds r0, r6
-	lsls r0, 3
-	ldr r1, =gTasks + 0x8
-	adds r4, r0, r1
-	movs r0, 0
-	strh r0, [r4, 0x1A]
-	strh r0, [r4, 0x18]
-	strh r5, [r4, 0x16]
-	cmp r2, 0
-	bne _081AC026
-	movs r0, 0
-	bl ClearWindowTilemap
-	movs r0, 0x1
-	bl ClearWindowTilemap
-	ldrb r0, [r4]
-	ldr r3, =gUnknown_0203CE58
-	ldrb r2, [r3, 0x5]
-	lsls r2, 1
-	adds r1, r3, 0
-	adds r1, 0x12
-	adds r1, r2, r1
-	adds r3, 0x8
-	adds r2, r3
-	bl sub_81AE6C8
-	movs r0, 0
-	bl schedule_bg_copy_tilemap_to_vram
-	ldr r3, =gSprites
-	ldr r0, =gUnknown_0203CE54
-	ldr r2, [r0]
-	ldr r1, =0x0000081b
-	adds r0, r2, r1
-	ldrb r1, [r0]
-	lsls r1, 26
-	lsrs r1, 30
-	movs r0, 0x1
-	eors r0, r1
-	adds r2, r0
-	ldr r0, =0x00000806
-	adds r2, r0
-	ldrb r1, [r2]
-	lsls r0, r1, 4
-	adds r0, r1
-	lsls r0, 2
-	adds r0, r3
-	adds r0, 0x3E
-	ldrb r1, [r0]
-	movs r2, 0x4
-	orrs r1, r2
-	strb r1, [r0]
-	bl sub_81AB824
-_081AC026:
-	ldr r4, =gUnknown_0203CE58
-	ldrb r1, [r4, 0x5]
-	add r0, sp, 0x8
-	strb r1, [r0]
-	lsls r1, r5, 24
-	asrs r1, 24
-	bl ChangeBagPocketId
-	lsls r0, r5, 16
-	asrs r1, r0, 16
-	adds r5, r0, 0
-	cmp r1, 0x1
-	bne _081AC07C
-	ldr r2, =gPocketNamesStringsTable
-	ldrb r0, [r4, 0x5]
-	lsls r0, 2
-	adds r0, r2
-	ldr r0, [r0]
-	add r1, sp, 0x8
-	ldrb r1, [r1]
-	lsls r1, 2
-	adds r1, r2
-	ldr r1, [r1]
-	bl bag_menu_print_pocket_names
-	movs r0, 0
-	bl bag_menu_copy_pocket_name_to_window
-	b _081AC09A
-	.pool
-_081AC07C:
-	ldr r2, =gPocketNamesStringsTable
-	add r0, sp, 0x8
-	ldrb r0, [r0]
-	lsls r0, 2
-	adds r0, r2
-	ldr r0, [r0]
-	ldrb r1, [r4, 0x5]
-	lsls r1, 2
-	adds r1, r2
-	ldr r1, [r1]
-	bl bag_menu_print_pocket_names
-	movs r0, 0x8
-	bl bag_menu_copy_pocket_name_to_window
-_081AC09A:
-	ldr r0, =gUnknown_0203CE58
-	ldrb r0, [r0, 0x5]
-	movs r1, 0
-	bl bag_menu_draw_pocket_indicator_square
-	add r0, sp, 0x8
-	ldrb r0, [r0]
-	movs r1, 0x1
-	bl bag_menu_draw_pocket_indicator_square
-	movs r0, 0xF
-	str r0, [sp]
-	movs r0, 0x10
-	str r0, [sp, 0x4]
-	movs r0, 0x2
-	movs r1, 0xB
-	movs r2, 0xE
-	movs r3, 0x2
-	bl FillBgTilemapBufferRect_Palette0
-	movs r0, 0x2
-	bl schedule_bg_copy_tilemap_to_vram
-	add r0, sp, 0x8
-	ldrb r0, [r0]
-	movs r1, 0x1
-	bl SetBagVisualPocketId
-	movs r0, 0x1
-	bl RemoveBagObject
-	asrs r0, r5, 16
-	bl AddSwitchPocketRotatingBallObject
-	ldr r1, =sub_81AC10C
-	ldr r2, =gTasks
-	lsls r0, r6, 2
-	adds r0, r6
-	lsls r0, 3
-	adds r0, r2
-	ldr r2, [r0]
-	adds r0, r6, 0
-	bl SetTaskFuncWithFollowupFunc
-	add sp, 0xC
-	pop {r4-r6}
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end SwitchBagPocket
-
-	thumb_func_start sub_81AC10C
-sub_81AC10C: @ 81AC10C
-	push {r4-r7,lr}
-	lsls r0, 24
-	lsrs r7, r0, 24
-	lsls r0, r7, 2
-	adds r0, r7
-	lsls r0, 3
-	ldr r1, =gTasks + 0x8
-	adds r6, r0, r1
-	bl sub_81221AC
-	lsls r0, 24
-	cmp r0, 0
-	bne _081AC184
-	bl IsWallysBag
-	lsls r0, 24
-	cmp r0, 0
-	bne _081AC184
-	bl GetSwitchBagPocketDirection
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x1
-	beq _081AC148
-	cmp r0, 0x2
-	beq _081AC164
-	b _081AC184
-	.pool
-_081AC148:
-	ldr r0, =gUnknown_0203CE5D
-	movs r1, 0x16
-	ldrsb r1, [r6, r1]
-	bl ChangeBagPocketId
-	adds r0, r7, 0
-	bl SwitchTaskToFollowupFunc
-	movs r1, 0x1
-	negs r1, r1
-	adds r0, r7, 0
-	b _081AC178
-	.pool
-_081AC164:
-	ldr r0, =gUnknown_0203CE5D
-	movs r1, 0x16
-	ldrsb r1, [r6, r1]
-	bl ChangeBagPocketId
-	adds r0, r7, 0
-	bl SwitchTaskToFollowupFunc
-	adds r0, r7, 0
-	movs r1, 0x1
-_081AC178:
-	movs r2, 0x1
-	bl SwitchBagPocket
-	b _081AC22E
-	.pool
-_081AC184:
-	movs r1, 0x1A
-	ldrsh r0, [r6, r1]
-	cmp r0, 0
-	beq _081AC192
-	cmp r0, 0x1
-	beq _081AC1DC
-	b _081AC22E
-_081AC192:
-	ldrb r0, [r6, 0x18]
-	bl sub_81AC23C
-	ldrh r0, [r6, 0x18]
-	adds r1, r0, 0x1
-	strh r1, [r6, 0x18]
-	movs r0, 0x1
-	ands r0, r1
-	cmp r0, 0
-	bne _081AC1CC
-	movs r2, 0x16
-	ldrsh r0, [r6, r2]
-	cmp r0, 0x1
-	bne _081AC1BC
-	lsls r0, r1, 16
-	asrs r0, 17
-	lsls r0, 24
-	lsrs r0, 24
-	bl bag_menu_copy_pocket_name_to_window
-	b _081AC1CC
-_081AC1BC:
-	lsls r1, 16
-	asrs r1, 17
-	movs r0, 0x8
-	subs r0, r1
-	lsls r0, 24
-	lsrs r0, 24
-	bl bag_menu_copy_pocket_name_to_window
-_081AC1CC:
-	movs r1, 0x18
-	ldrsh r0, [r6, r1]
-	cmp r0, 0x10
-	bne _081AC22E
-	ldrh r0, [r6, 0x1A]
-	adds r0, 0x1
-	strh r0, [r6, 0x1A]
-	b _081AC22E
-_081AC1DC:
-	ldr r4, =gUnknown_0203CE5D
-	movs r1, 0x16
-	ldrsb r1, [r6, r1]
-	adds r0, r4, 0
-	bl ChangeBagPocketId
-	subs r5, r4, 0x5
-	ldrb r0, [r5, 0x5]
-	bl load_bag_item_list_buffers
-	ldr r0, =gMultiuseListMenuTemplate
-	ldrb r2, [r5, 0x5]
-	lsls r2, 1
-	adds r1, r4, 0
-	adds r1, 0xD
-	adds r1, r2, r1
-	ldrh r1, [r1]
-	adds r4, 0x3
-	adds r2, r4
-	ldrh r2, [r2]
-	bl ListMenuInit
-	lsls r0, 24
-	lsrs r0, 24
-	strh r0, [r6]
-	movs r0, 0x1
-	bl PutWindowTilemap
-	movs r0, 0x2
-	bl PutWindowTilemap
-	movs r0, 0
-	bl schedule_bg_copy_tilemap_to_vram
-	bl bag_menu_add_pocket_scroll_arrow_indicators_maybe
-	bl bag_menu_add_list_scroll_arrow_indicators_maybe
-	adds r0, r7, 0
-	bl SwitchTaskToFollowupFunc
-_081AC22E:
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end sub_81AC10C
-
 	thumb_func_start sub_81AC23C
 sub_81AC23C: @ 81AC23C
 	push {lr}
diff --git a/src/item_menu.c b/src/item_menu.c
index 3e2282583b..00ba284bd9 100755
--- a/src/item_menu.c
+++ b/src/item_menu.c
@@ -39,7 +39,8 @@ struct unkBagStruct {
     void* unk0;
     u8 unk4[0x800];
     u8 unk804;
-    u8 filler4[11];
+    u8 filler4;
+    u8 unk806[10];
     u8 unk810[10];
     u8 unk81A;
     u8 unk81B:4;
@@ -92,6 +93,8 @@ extern u8 GetMenuCursorDimensionByFont(u8, u8);
 extern u8 AddScrollIndicatorArrowPair(void*, void*);
 extern void sub_80D6FB4(struct BagPocket*);
 extern void sub_80D6F64(struct BagPocket*);
+extern u8 GetLRKeysState(void);
+extern void sub_81AC23C(u8);
 
 void GoToBagMenu(u8 bagMenuType, u8 pocketId, void ( *postExitMenuMainCallback2)());
 void CB2_Bag(void);
@@ -101,7 +104,7 @@ bool8 load_bag_menu_graphics(void);
 void setup_bag_menu_textboxes(void);
 void allocate_bag_item_list_buffers(void);
 void load_bag_item_list_buffers(u8);
-void bag_menu_print_pocket_names(u8*, u8);
+void bag_menu_print_pocket_names(u8*, u8*);
 void bag_menu_copy_pocket_name_to_window(u8);
 void bag_menu_draw_pocket_indicator_square(u8, u8);
 void AddBagVisualObject(u8);
@@ -129,9 +132,13 @@ void set_callback3_to_bag(u8);
 void sub_81ABC54(u8, s16);
 u8 bag_menu_add_window(u8);
 u8 GetSwitchBagPocketDirection(void);
-void SwitchBagPocket(u8, s8, u8);
+void SwitchBagPocket(u8, s16, u16);
 bool8 sub_81AC2C0(void);
 void bag_menu_swap_items(u8);
+void SetBagVisualPocketId(u8, u8);
+void RemoveBagObject(u8);
+void AddSwitchPocketRotatingBallObject(s16);
+void sub_81AC10C(u8);
 
 extern u8 *gPocketNamesStringsTable[];
 extern struct BgTemplate gUnknown_08613F90[];
@@ -842,3 +849,273 @@ void set_callback3_to_bag(u8 taskId)
     schedule_bg_copy_tilemap_to_vram(0);
     gTasks[taskId].func = Task_BagMenu;
 }
+
+u8 GetSwitchBagPocketDirection(void)
+{
+    u8 LRKeys;
+    if (gUnknown_0203CE54->unk81B != 0)
+        return 0;
+    LRKeys = GetLRKeysState();
+    if ((gMain.newKeys & DPAD_LEFT) || LRKeys == 1)
+    {
+        PlaySE(SE_SELECT);
+        return 1;
+    }
+    if ((gMain.newKeys & DPAD_RIGHT) || LRKeys == 2)
+    {
+        PlaySE(SE_SELECT);
+        return 2;
+    }
+    return 0;
+}
+
+
+void ChangeBagPocketId(u8 *bagPocketId, s8 deltaBagPocketId)
+{
+    if (deltaBagPocketId == 1 && *bagPocketId == 4)
+        *bagPocketId = 0;
+    else if (deltaBagPocketId == -1 && *bagPocketId == 0)
+    {
+        *bagPocketId = 4;
+    }
+    else
+        *bagPocketId += deltaBagPocketId;
+}
+
+#ifdef NONMATCHING
+void SwitchBagPocket(u8 taskId, s16 deltaBagPocketId, u16 a3)
+{
+    s16* data = gTasks[taskId].data;
+    u8 pocketId;
+
+    
+    data[13] = 0;
+    data[12] = 0;
+    data[11] = deltaBagPocketId;
+    if (a3 == 0)
+    {
+        ClearWindowTilemap(0);
+        ClearWindowTilemap(1);
+        sub_81AE6C8(data[0], &gUnknown_0203CE58.unk12[gUnknown_0203CE58.pocket], &gUnknown_0203CE58.unk8[gUnknown_0203CE58.pocket]);
+        schedule_bg_copy_tilemap_to_vram(0);
+        gSprites[gUnknown_0203CE54->unk806[gUnknown_0203CE54->unk81B_1 ^ 1]].invisible = 1;
+        sub_81AB824();
+    }
+    pocketId = gUnknown_0203CE58.pocket;
+    ChangeBagPocketId(&pocketId, deltaBagPocketId);
+    if (deltaBagPocketId == 1)
+    {
+        bag_menu_print_pocket_names(gPocketNamesStringsTable[gUnknown_0203CE58.pocket], gPocketNamesStringsTable[pocketId]);
+        bag_menu_copy_pocket_name_to_window(0);
+    }
+    else
+    {
+        bag_menu_print_pocket_names(gPocketNamesStringsTable[pocketId], gPocketNamesStringsTable[gUnknown_0203CE58.pocket]);
+        bag_menu_copy_pocket_name_to_window(8);
+    }
+    bag_menu_draw_pocket_indicator_square(gUnknown_0203CE58.pocket, 0);
+    bag_menu_draw_pocket_indicator_square(pocketId, 1);
+    FillBgTilemapBufferRect_Palette0(2, 11, 14, 2, 15, 16);
+    schedule_bg_copy_tilemap_to_vram(2);
+    SetBagVisualPocketId(pocketId, 1);
+    RemoveBagObject(1);
+    AddSwitchPocketRotatingBallObject(deltaBagPocketId);
+    SetTaskFuncWithFollowupFunc(taskId, sub_81AC10C, gTasks[taskId].func);
+}
+#else
+__attribute__((naked))
+void SwitchBagPocket(u8 taskId, s16 deltaBagPocketId, u16 a3)
+{
+    asm(".syntax unified\n\
+    push {r4-r6,lr}\n\
+	sub sp, 0xC\n\
+	lsls r0, 24\n\
+	lsrs r6, r0, 24\n\
+	lsls r1, 16\n\
+	lsrs r5, r1, 16\n\
+	lsls r2, 16\n\
+	lsls r0, r6, 2\n\
+	adds r0, r6\n\
+	lsls r0, 3\n\
+	ldr r1, =gTasks + 0x8\n\
+	adds r4, r0, r1\n\
+	movs r0, 0\n\
+	strh r0, [r4, 0x1A]\n\
+	strh r0, [r4, 0x18]\n\
+	strh r5, [r4, 0x16]\n\
+	cmp r2, 0\n\
+	bne _081AC026\n\
+	movs r0, 0\n\
+	bl ClearWindowTilemap\n\
+	movs r0, 0x1\n\
+	bl ClearWindowTilemap\n\
+	ldrb r0, [r4]\n\
+	ldr r3, =gUnknown_0203CE58\n\
+	ldrb r2, [r3, 0x5]\n\
+	lsls r2, 1\n\
+	adds r1, r3, 0\n\
+	adds r1, 0x12\n\
+	adds r1, r2, r1\n\
+	adds r3, 0x8\n\
+	adds r2, r3\n\
+	bl sub_81AE6C8\n\
+	movs r0, 0\n\
+	bl schedule_bg_copy_tilemap_to_vram\n\
+	ldr r3, =gSprites\n\
+	ldr r0, =gUnknown_0203CE54\n\
+	ldr r2, [r0]\n\
+	ldr r1, =0x0000081b\n\
+	adds r0, r2, r1\n\
+	ldrb r1, [r0]\n\
+	lsls r1, 26\n\
+	lsrs r1, 30\n\
+	movs r0, 0x1\n\
+	eors r0, r1\n\
+	adds r2, r0\n\
+	ldr r0, =0x00000806\n\
+	adds r2, r0\n\
+	ldrb r1, [r2]\n\
+	lsls r0, r1, 4\n\
+	adds r0, r1\n\
+	lsls r0, 2\n\
+	adds r0, r3\n\
+	adds r0, 0x3E\n\
+	ldrb r1, [r0]\n\
+	movs r2, 0x4\n\
+	orrs r1, r2\n\
+	strb r1, [r0]\n\
+	bl sub_81AB824\n\
+_081AC026:\n\
+	ldr r4, =gUnknown_0203CE58\n\
+	ldrb r1, [r4, 0x5]\n\
+	add r0, sp, 0x8\n\
+	strb r1, [r0]\n\
+	lsls r1, r5, 24\n\
+	asrs r1, 24\n\
+	bl ChangeBagPocketId\n\
+	lsls r0, r5, 16\n\
+	asrs r1, r0, 16\n\
+	adds r5, r0, 0\n\
+	cmp r1, 0x1\n\
+	bne _081AC07C\n\
+	ldr r2, =gPocketNamesStringsTable\n\
+	ldrb r0, [r4, 0x5]\n\
+	lsls r0, 2\n\
+	adds r0, r2\n\
+	ldr r0, [r0]\n\
+	add r1, sp, 0x8\n\
+	ldrb r1, [r1]\n\
+	lsls r1, 2\n\
+	adds r1, r2\n\
+	ldr r1, [r1]\n\
+	bl bag_menu_print_pocket_names\n\
+	movs r0, 0\n\
+	bl bag_menu_copy_pocket_name_to_window\n\
+	b _081AC09A\n\
+	.pool\n\
+_081AC07C:\n\
+	ldr r2, =gPocketNamesStringsTable\n\
+	add r0, sp, 0x8\n\
+	ldrb r0, [r0]\n\
+	lsls r0, 2\n\
+	adds r0, r2\n\
+	ldr r0, [r0]\n\
+	ldrb r1, [r4, 0x5]\n\
+	lsls r1, 2\n\
+	adds r1, r2\n\
+	ldr r1, [r1]\n\
+	bl bag_menu_print_pocket_names\n\
+	movs r0, 0x8\n\
+	bl bag_menu_copy_pocket_name_to_window\n\
+_081AC09A:\n\
+	ldr r0, =gUnknown_0203CE58\n\
+	ldrb r0, [r0, 0x5]\n\
+	movs r1, 0\n\
+	bl bag_menu_draw_pocket_indicator_square\n\
+	add r0, sp, 0x8\n\
+	ldrb r0, [r0]\n\
+	movs r1, 0x1\n\
+	bl bag_menu_draw_pocket_indicator_square\n\
+	movs r0, 0xF\n\
+	str r0, [sp]\n\
+	movs r0, 0x10\n\
+	str r0, [sp, 0x4]\n\
+	movs r0, 0x2\n\
+	movs r1, 0xB\n\
+	movs r2, 0xE\n\
+	movs r3, 0x2\n\
+	bl FillBgTilemapBufferRect_Palette0\n\
+	movs r0, 0x2\n\
+	bl schedule_bg_copy_tilemap_to_vram\n\
+	add r0, sp, 0x8\n\
+	ldrb r0, [r0]\n\
+	movs r1, 0x1\n\
+	bl SetBagVisualPocketId\n\
+	movs r0, 0x1\n\
+	bl RemoveBagObject\n\
+	asrs r0, r5, 16\n\
+	bl AddSwitchPocketRotatingBallObject\n\
+	ldr r1, =sub_81AC10C\n\
+	ldr r2, =gTasks\n\
+	lsls r0, r6, 2\n\
+	adds r0, r6\n\
+	lsls r0, 3\n\
+	adds r0, r2\n\
+	ldr r2, [r0]\n\
+	adds r0, r6, 0\n\
+	bl SetTaskFuncWithFollowupFunc\n\
+	add sp, 0xC\n\
+	pop {r4-r6}\n\
+	pop {r0}\n\
+	bx r0\n\
+	.pool\n\
+    .syntax divided\n");
+}
+#endif
+
+void sub_81AC10C(u8 taskId)
+{
+    s16* data = gTasks[taskId].data;
+    
+    if (!sub_81221AC() && !IsWallysBag())
+    {
+        switch (GetSwitchBagPocketDirection())
+        {
+            case 1:
+                ChangeBagPocketId(&gUnknown_0203CE58.pocket, data[11]);
+                SwitchTaskToFollowupFunc(taskId);
+                SwitchBagPocket(taskId, -1, 1);
+                return;
+            case 2:
+                ChangeBagPocketId(&gUnknown_0203CE58.pocket, data[11]);
+                SwitchTaskToFollowupFunc(taskId);
+                SwitchBagPocket(taskId, 1, 1);
+                return;
+        }
+    }
+    switch (data[13])
+    {
+        case 0:
+            sub_81AC23C(data[12]);
+            if (!(++data[12] & 1))
+            {
+                if (data[11] == 1)
+                    bag_menu_copy_pocket_name_to_window(data[12] >> 1);
+                else
+                    bag_menu_copy_pocket_name_to_window(8 - (data[12] >> 1));
+            }
+            if (data[12] == 16)
+                data[13]++;
+            break;
+        case 1:
+            ChangeBagPocketId(&gUnknown_0203CE58.pocket, data[11]);
+            load_bag_item_list_buffers(gUnknown_0203CE58.pocket);
+            data[0] = ListMenuInit(&gMultiuseListMenuTemplate, gUnknown_0203CE58.unk12[gUnknown_0203CE58.pocket], gUnknown_0203CE58.unk8[gUnknown_0203CE58.pocket]);
+            PutWindowTilemap(1);
+            PutWindowTilemap(2);
+            schedule_bg_copy_tilemap_to_vram(0);
+            bag_menu_add_pocket_scroll_arrow_indicators_maybe();
+            bag_menu_add_list_scroll_arrow_indicators_maybe();
+            SwitchTaskToFollowupFunc(taskId);
+    }
+}