public OnPlayerUpdate(playerid)
{
    if(IsPlayerInAnyVehicle(playerid))
    {
        new keys,updown,leftright;
        GetPlayerKeys(playerid,keys,updown,leftright);
        if(GetPlayerState(playerid) == PLAYER_STATE_DRIVER)
        {
          //--------------------------------------------------------------------
          if(keys == updown)
          TextDrawSetString(VehicleTextDraw3[playerid], "~b~TRANSMIS: ~w~R ~g~N D");
          //--------------------------------------------------------------------
          else if(keys == updown)
          TextDrawSetString(VehicleTextDraw3[playerid], "~b~TRANSMIS: ~g~R N ~w~D");
          //--------------------------------------------------------------------
          TextDrawSetString(VehicleTextDraw3[playerid], "~b~TRANSMIS: ~g~R ~w~N ~g~D");
        }
    }
    return 1;
}