{
		ByteArrayInputStream bais = new ByteArrayInputStream (contents);
                byte[] latByte = new byte[4];
                for (int i = 0; i <  latByte.length; i++)
                        latByte[i] = (byte) bais.read ();
                byte[] longByte = new byte [4];
                for (int i = 0; i <  longByte.length; i++)
                        longByte[i] = (byte) bais.read();
		position = new Position (toLongInt(latByte), toLongInt (longByte));
		byte[] timeBytes = new byte[4];
                for (int i = 0; i <  longByte.length; i++)
                        timeBytes[i] = (byte) bais.read();
		GregorianCalendar garminInit = new GregorianCalendar (1989, 12, 31, 0, 0, 0);
		Date dDifference = garminInit.getTime();
		long difference = dDifference.getTime() + (toLongInt (timeBytes) * 1000);
		time = new Date (difference);
		byte[] floByte = new byte[4];
		for (int i = 0; i <  floByte.length; i++)
			floByte[i] = (byte) bais.read ();
		altitude = toFloat (floByte);
		for (int i = 0; i <  floByte.length; i++)
			floByte[i] = (byte) bais.read ();
		depth = toFloat (floByte);
		if (bais.read () == 0 && bais.read () == 0)
			newTrack = false;
}