// Process the selected load and create the startlocation-dialog
Dialog_TruckerSelectLoad(playerid, response, listitem)
{
    // Setup local variables
    new TotalStartLocList[1000], ProductList[50], NumProducts, ProductID, LocID;

    // Just close the dialog if the player clicked "Cancel"
    if(!response) return 1;

    // First get the list of products again, so we can retrieve the selected load from it
    switch (GetVehicleModel(GetPlayerVehicleID(playerid))) // Check the vehicle-model of the player
    {
        case VehicleFlatbed, VehicleDFT30: // If the player's vehicle is a "Flatbed" or "DFT-30"
            ProductList = Product_GetList(PCV_TruckerNoTrailer, NumProducts); // Build a list of products defined for truckers without a trailer
        case VehicleCementTruck: // If the player's vehicle is a "CementTruck"
            ProductList = Product_GetList(PCV_TruckerCementTruck, NumProducts); // Build a list of products defined for truckers witha cement truck
        case VehicleLineRunner, VehicleTanker, VehicleRoadTrain: // If the player's vehicle is a "LineRunner", "Tanker" or "RoadTrain"
        {
            switch (GetVehicleModel(GetVehicleTrailer(GetPlayerVehicleID(playerid)))) // Select the loads based on the trailer model of the player
            {
                case VehicleTrailerCargo, VehicleTrailerCargo2: // A cargo-trailer is attached
                    ProductList = Product_GetList(PCV_TruckerCargoTrailer, NumProducts); // Build a list of products defined for truckers with a cargo-trailer
                case VehicleTrailerOre: // An Ore-trailer is attached
                    ProductList = Product_GetList(PCV_TruckerOreTrailer, NumProducts); // Build a list of products defined for truckers with an ore-trailer
                case VehicleTrailerFluids: // A fluids-trailer is attached
                    ProductList = Product_GetList(PCV_TruckerFluidsTrailer, NumProducts); // Build a list of products defined for truckers with a fluids-trailer
            }
        }
    }

    // Store the selected LoadID in the player's account
    APlayerData[playerid][LoadID] = ProductList[listitem];
    ProductID = APlayerData[playerid][LoadID];

    // Build a list of start-locations for this product
    for (new i; i < 30; i++)
    {
        // Get the location-id
        LocID = ALoads[ProductID][FromLocations][i];
        // Check if it a valid location-id (not 0)
        if (LocID != 0)
            format(TotalStartLocList, 1000, "%s%s\n", TotalStartLocList, ALocations[LocID][LocationName]); // Add the location-name to the list
        else
            break; // As soon as an invalid location-id has been found, stop adding entries to the location-list
    }

    // Ask the player to choose a start-location
    ShowPlayerDialog(playerid, DialogTruckerStartLoc, DIALOG_STYLE_LIST, "Select loading point:", TotalStartLocList, "Select", "Cancel"); // Let the player choose a starting location

    return 1;
}