public static void changeEmblem(int gid, int affectedPlayers, MapleGuild mgs) {
            Broadcast.sendGuildPacket(affectedPlayers, GuildPacket.guildEmblemChange(gid, (short) mgs.getLogoBG(), (byte) mgs.getLogoBGColor(), (short) mgs.getLogo(), (byte) mgs.getLogoColor()), -1, gid);
            setGuildAndRank(affectedPlayers, -1, -1, -1, -1);	//respawn player
        }