forward StartedNewRound();                        // On top of your script.
forward NewMapTimer(playerid);                    // On top of your script also these are basically the forwards the callback like Public Callback

new MapChange;                                    // What this variable does you will need this for the MapChangechange part further in the tutorial

SetTimer("NewMapTimer",180000,true);              // this is 2 min timer for MapChangechange basically has to be on true for it to change the other MapChangewhen timer is over OnPlayerSpawn Further in the tutorial you will know why
MapChange= 0;                                     // This will make it first MapChangeon the list onplayerspawn callback further in the tutorial you will know

public OnPlayerSpawn(playerid)                    // OnPlayerSpawn Callback
{
    switch ( MapChange  ) {                       // you must have a case for the mapchange to get the list going
        case 0:                                   // MapChange1 this is the part for MapChange = 0; Which basically starts of the first MapChangein the list
        {
            SetPlayerPos(playerid, X,Y,Z);        // XYZ Co-rds of the first map
            SetPlayerFacingAngle(playerid,0.0);   // Facing Angle of the first map
        }
        case 1:                                   // MapChange2 same settings on top
        {
            SetPlayerPos(playerid, X,Y,Z);
            SetPlayerFacingAngle(playerid,0.0);
        }
        case 2:                                   // blah blah next MapChangestuff here
        {

        }
    }
    return 1;
}

public NewMapTimer(playerid)                      // The callback we forwarded on the beginning of the tutorial
{
    MapChange++;                                  // this makes it to go to the second MapChange++ part basically does it
                                                  // Sends everyone in server a gametext
    GameTextForAll("~b~ Loading new ~w~MAP",4000,3);
    SetTimer("StartedNewRound",4000,false);       // Starts a new timer for the MapChangechange 4 seconds this basically starts the new MapChangeand always must be in false
    return 1;
}

public StartedNewRound()                          // The callback we forwarded in the beginning of this tutorial
{
    for(new i = 0; i < MAX_PLAYERS; i++) {        // this loops everyone in the server also you can use foreach include for this part
        SpawnPlayer ( i ) ;                       // Re Spawns everyone in the server which then gets OnPlayerSpawn Callback called
        switch ( MapChange ) {                    // This part is basically for your new MapChangesettings like giving them weapons
            case 0:
            {
                SendClientMessage(i,COLOR,"New MapChangeLoad");
            }
            case 1:
            {
                SendClientMessage(i,COLOR,"New MapChangeLoad");
            }
            case 2:                               // Next Spawn Settings
            {

            }
        }
    }
    return 1;
}