public void removeAutoFilter()
	{
		removeFilterDatabase();    // remove the _FILTER_DATABASE name necessary for AutoFilters
		int zz = getIndexOf( AUTOFILTER ); // remove all AutoFitler records
		while( zz != -1 )
		{
			SheetRecs.remove( zz );
			zz = getIndexOf( AUTOFILTER );
		}
		// remove the two unknown records
		zz = getIndexOf( (short) 155 );
		if( zz > -1 )
		{
			SheetRecs.remove( zz );
		}
		zz = getIndexOf( (short) 157 );
		if( zz > -1 )
		{
			SheetRecs.remove( zz );
		}
		// and hows about the Mso/Obj records, huh? huh?
		autoFilters.clear();
		// finally, must set all rows to NOT hidden - I believe Excel does this when AutoFilters are turned off
		for( int i = 0; i < rows.size(); i++ )
		{
			rows.get( i ).setHidden( false );
		}
	}