public static byte[] yellowChat(String msg) {
        MaplePacketLittleEndianWriter mplew = new MaplePacketLittleEndianWriter();

        mplew.writeShort(SendPacketOpcode.YELLOW_CHAT.getValue());
        mplew.write(-1);
        mplew.writeMapleAsciiString(msg);

        return mplew.getPacket();
    }