static void client_DoFloor( BYTESTREAM_s *pByteStream )
{
    LONG            lType;
    LONG            lDirection;
    LONG            FloorDestDist;
    LONG            lSpeed;
    LONG            lSectorID;
    LONG            lFloorID;
    sector_t        *pSector;
    DFloor          *pFloor;

    // Read in the type of floor.
    lType = NETWORK_ReadByte( pByteStream );

    // Read in the sector ID.
    lSectorID = NETWORK_ReadShort( pByteStream );

    // Read in the direction of the floor.
    lDirection = NETWORK_ReadByte( pByteStream );

    // Read in the speed of the floor.
    lSpeed = NETWORK_ReadLong( pByteStream );

    // Read in the floor's destination height.
    FloorDestDist = NETWORK_ReadLong( pByteStream );

    // Read in the floor's network ID.
    lFloorID = NETWORK_ReadShort( pByteStream );

    // Since we still want to receive direction as a byte, but -1 can't be represented in byte
    // form, adjust the value into something that can be represented.
    lDirection = CLIENT_AdjustFloorDirection( lDirection );
    if ( lDirection == INT_MAX )
        return;

    // Invalid sector.
    if (( lSectorID >= numsectors ) || ( lSectorID < 0 ))
        return;

    pSector = &sectors[lSectorID];

    // If the sector already has activity, don't override it.
    if ( pSector->floordata )
        return;

    pFloor = new DFloor( pSector );
    pFloor->SetType( (DFloor::EFloor)lType );
    pFloor->SetDirection( lDirection );
    pFloor->SetFloorDestDist( FloorDestDist );
    pFloor->SetSpeed( lSpeed );
    pFloor->SetID( lFloorID );
}