_officeDrawingsHeaders = new OfficeDrawingsImpl( _fspaHeaders, _escherRecordHolder, _mainStream );
_officeDrawingsMain = new OfficeDrawingsImpl( _fspaMain , _escherRecordHolder, _mainStream);
_st = new SectionTable(_mainStream, _tableStream, _fib.getFcPlcfsed(), _fib.getLcbPlcfsed(), fcMin, _tpt, _fib.getSubdocumentTextStreamLength( SubdocumentType.MAIN));
_ss = new StyleSheet(_tableStream, _fib.getFcStshf());
_ft = new FontTable(_tableStream, _fib.getFcSttbfffn(), _fib.getLcbSttbfffn());
int listOffset = _fib.getFcPlcfLst();
int lfoOffset = _fib.getFcPlfLfo();
if (listOffset != 0 && _fib.getLcbPlcfLst() != 0)
{