[POMOC] Moj SPEEDOMETER

C:\Users\Korisnik\Desktop\Relax RolePlay\gamemodes\SPEEDO.pwn(11) : error 025: function heading differs from prototype
C:\Users\Korisnik\Desktop\Relax RolePlay\gamemodes\SPEEDO.pwn(15) : error 021: symbol already defined: "SetTimer"
C:\Users\Korisnik\Desktop\Relax RolePlay\gamemodes\SPEEDO.pwn(16) : error 010: invalid function or declaration
C:\Users\Korisnik\Desktop\Relax RolePlay\gamemodes\SPEEDO.pwn(42) : error 010: invalid function or declaration
Pawn compiler 3.2.3664	 	 	Copyright (c) 1997-2006, ITB CompuPhase

4 Errors.

public OnPlayerStateChange(playerid, newstate, oldstate)

 if (newstate == PLAYER_STATE_DRIVER || newstate == PLAYER_STATE_PASSENGER)
    {
        new vid = GetPlayerVehicleID(playerid);
        new string;format(string,sizeof string,"Fuel:%i",fuel); //realno gorivo
        TextDrawSetString(td_fuel,string);
        TextDrawShowForPlayer(playerid,td_fuel); //Pokazuje da li osoba vozi vozilo..
    } else {
        TextDrawHideForPlayer(playerid,td_fuel); //krije ukoliko igrac nije vozac
        }

	return 1; }

public OnPlayerStateChange(playerid, newstate, oldstate)
{
 if (newstate == PLAYER_STATE_DRIVER || newstate == PLAYER_STATE_PASSENGER)
    {
        new vid = GetPlayerVehicleID(playerid);
        new string;format(string,sizeof string,"Fuel:%i",fuel); //realno gorivo
        TextDrawSetString(td_fuel,string);
        TextDrawShowForPlayer(playerid,td_fuel); //Pokazuje da li osoba vozi vozilo..
    } else {
        TextDrawHideForPlayer(playerid,td_fuel); //krije ukoliko igrac nije vozac
        }

	return 1; }