void sub_80BB038(u8 taskId)
{
    sub_80BB1D4();
    if(gUnknown_020387B4[CRY_TEST_PROGRESS])
    {
        if(gUnknown_020387B4[CRY_TEST_RELEASE])
        {
            gUnknown_020387B4[CRY_TEST_RELEASE]--;
        }
        else // _080BB05C
        {
            s8 panpot = gUnknown_083D03F8[gUnknown_020387B4[CRY_TEST_PANPOT]];
            if(panpot != -128)
            {
                if(panpot == 0x7F)
                {
                    gUnknown_020387B4[CRY_TEST_CHORUS] += 2;
                    if(gUnknown_020387B4[CRY_TEST_CHORUS] < 0x3F)
                        SE12PanpotControl(gUnknown_020387B4[CRY_TEST_CHORUS]);
                }
            }
            else // _080BB08C
            {
                gUnknown_020387B4[CRY_TEST_CHORUS] -= 2;
                if(gUnknown_020387B4[CRY_TEST_CHORUS] > -0x40)
                    SE12PanpotControl(gUnknown_020387B4[CRY_TEST_CHORUS]);
            }
        }
    }
     // _080BB0A2
    if(gMain.newKeys & 0x2)
    {
        REG_DISPCNT = 0x7140;
        REG_WIN0H = 0x11DF;
        REG_WIN0V = 0x11F;
        MenuZeroFillWindowRect(0, 0, 0x1D, 0x13);
        gTasks[taskId].func = sub_80BA258;
        return;
    }
    if(gMain.newKeys & 0x1) // _080BB104
    {
        s8 panpot = gUnknown_083D03F8[gUnknown_020387B4[CRY_TEST_PANPOT]];
        if(panpot != -128)
        {
            if(panpot == 0x7F)
            {
                PlaySE12WithPanning(gUnknown_020387B4[CRY_TEST_UNK0], -0x40); // the original asm adds a negative 0x40 to panpot to get a value of 0x3F. compiler is extremely insistent on loading this directly.
                gUnknown_020387B4[CRY_TEST_CHORUS] = -0x40;
                gUnknown_020387B4[CRY_TEST_PROGRESS] = 1;
                gUnknown_020387B4[CRY_TEST_RELEASE] = 0x1E;
                return;
            }
        }
        else // _080BB140
        {
            PlaySE12WithPanning(gUnknown_020387B4[CRY_TEST_UNK0], 0x3F);
            gUnknown_020387B4[CRY_TEST_CHORUS] = 0x3F;
            gUnknown_020387B4[CRY_TEST_PROGRESS] = 1;
            gUnknown_020387B4[CRY_TEST_RELEASE] = 0x1E;
            return;
        }
        // _080BB154
        PlaySE12WithPanning(gUnknown_020387B4[CRY_TEST_UNK0], panpot);
        gUnknown_020387B4[CRY_TEST_PROGRESS] = 0;
        return;
    }
    if(gMain.newKeys & 0x200) // _080BB15E
    {
        gUnknown_020387B4[CRY_TEST_PANPOT]++;
        if(gUnknown_020387B4[CRY_TEST_PANPOT] > 4)
            gUnknown_020387B4[CRY_TEST_PANPOT] = 0;
    }
    if(gMain.newKeys & 0x100) // _080BB176
    {
        gUnknown_020387B4[CRY_TEST_PANPOT]--;
        if(gUnknown_020387B4[CRY_TEST_PANPOT] < 0)
            gUnknown_020387B4[CRY_TEST_PANPOT] = 4;
    }
    if(gMain.newAndRepeatedKeys & 0x10) // _080BB192
    {
        gUnknown_020387B4[CRY_TEST_UNK0]++;
        if(gUnknown_020387B4[CRY_TEST_UNK0] > 0xF7)
            gUnknown_020387B4[CRY_TEST_UNK0] = 0;
    }
    else if(gMain.newAndRepeatedKeys & 0x20) // _080BB1B0
    {
        gUnknown_020387B4[CRY_TEST_UNK0]--;
        if(gUnknown_020387B4[CRY_TEST_UNK0] < 0)
            gUnknown_020387B4[CRY_TEST_UNK0] = 0xF7;
    }
}