new str[MAX_PLAYER_NAME];
    if(strfind(PlayerName(playerid),".",true) != -1)
    {
        format(str,MAX_PLAYER_NAME,"%s",PlayerName(playerid));
        for (new i = 0; i < strlen(str); ++i) if (str[i] == '.') str[i] = '_';
        SetPlayerName(playerid,str);
    }