public OnPlayerConnect(playerid)
{
    new plname[MAX_PLAYER_NAME];
    GetPlayerName(playerid, plname, sizeof(plname));
	if(Security != 0)
	{
	    SendClientMessage(playerid, COLOR_YELLOW, "Host has broken one of the Agreement rules, action has been taken.");
	    Kick(playerid);
	    return 1;
	}
    new namestring = strfind(plname, "_", true);
 	if(namestring == -1)
	{
		SendClientMessage(playerid, COLOR_YELLOW2, "Imigracioni centar: Tvoje ime nije prihvatljivo.");
		SendClientMessage(playerid, COLOR_YELLOW2, "Poruka: Tvoje ime mora biti u formatu Ime_Prezime.");
		Kick(playerid);
		return 1;
	}