int CFamiTrackerDoc::DeepCloneInstrument(unsigned int Index) {
    int Slot = CloneInstrument(Index);

    if (Slot != -1) {
        CInstrument *newInst = m_pInstruments[Slot];
        CInstrument *oldInst = m_pInstruments[Index];
        if(newInst->GetType() == INST_2A03) {
            for(unsigned int i = 0; i < SEQ_COUNT; i++) {
                int freeSeq = this->GetFreeSequence(i);
                int oldSeq = ((CInstrument2A03*)newInst)->GetSeqIndex(i);
                if( ((CInstrument2A03*)newInst)->GetSeqEnable(i) ) {
                    this->GetSequence(freeSeq, i)->Copy( this->GetSequence(oldSeq, i) );
                }
                ((CInstrument2A03*)newInst)->SetSeqIndex(i, freeSeq);
            }
        }

    }

    return Slot;
}