Command:
ACMD(helper){ int new_group = 0; nullpo_retr(-1, sd); if (!pc_group_exists(3) || !pc_group_exists(4)) { clif->message(fd, msg_fd(fd,1227)); // Specified group does not exist. return -1; } if ( sd->group_id == 4) { sd->group_id = 3; clif->message(fd,"Mensagens do sistema...