public static Dictionary<string, BuildingType> LoadBuildingTypesWithString() {
        Dictionary<string, BuildingType> buildingTypes = new Dictionary<string, BuildingType>();

        TextAsset text = Resources.Load<TextAsset>("Data/Buildings");

        XmlTextReader reader_parent = new XmlTextReader(new StringReader(text.text));

        if (reader_parent.ReadToDescendant("Buildings")) {
            if (reader_parent.ReadToDescendant("Building")) {
                do {
                    string name = "";
                    Sprite sprite;
                    List<BuildCost> buildCosts = new List<BuildCost>();
                    string rawLuaCode = "";

                    XmlReader reader = reader_parent.ReadSubtree();

                    while (reader.Read()) {
                        switch (reader.Name) {
                            case "Name":
                                reader.Read();
                                name = reader.ReadContentAsString();
                                break;
                            case "BuildCosts":
                                string item = "";
                                int amount = 0;

                                XmlReader buildCost_reader = reader.ReadSubtree();
                                while (buildCost_reader.Read()) {
                                    switch (buildCost_reader.Name) {
                                        case "Item":
                                            reader.Read();
                                            item = buildCost_reader.ReadContentAsString();
                                            break;
                                        case "Amount":
                                            reader.Read();
                                            amount = buildCost_reader.ReadContentAsInt();
                                            break;
                                    }
                                }

                                buildCosts.Add(new BuildCost(WorldController.instance.itemTypesString[item], amount));
                                break;
                            case "LUA":
                                reader.Read();
                                rawLuaCode = reader.ReadContentAsString();
                                break;
                        }
                    }

                    sprite = (Sprite)Resources.Load("BuildingTypes/Sprites/" + name, typeof(Sprite));

                    buildingTypes.Add(name, new BuildingType(name, sprite, buildCosts, rawLuaCode));
                } while (reader_parent.ReadToNextSibling("Building"));
            } else {
                Debug.LogError("The Buildings definition file doesn't have any 'Building' elements");
            }
        } else {
            Debug.LogError("Did not find a 'Buildings' element in the definition file");
        }

        /*foreach (BuildingType t in Resources.LoadAll("BuildingTypes", typeof(BuildingType))) {
            buildingTypes.Add(t.name, t);
        }*/

        return buildingTypes;
    }

    public static List<BuildingType> LoadBuildingTypes() {
        List<BuildingType> buildingTypes = new List<BuildingType>();

        TextAsset text = Resources.Load<TextAsset>("Data/Buildings");

        XmlTextReader reader_parent = new XmlTextReader(new StringReader(text.text));

        if (reader_parent.ReadToDescendant("Buildings")) {
            if (reader_parent.ReadToDescendant("Building")) {
                do {
                    string name = "";
                    Sprite sprite;
                    List<BuildCost> buildCosts = new List<BuildCost>();
                    string rawLuaCode = "";

                    XmlReader reader = reader_parent.ReadSubtree();

                    while (reader.Read()) {
                        switch (reader.Name) {
                            case "Name":
                                reader.Read();
                                name = reader.ReadContentAsString();
                                break;
                            case "BuildCosts":
                                string item = "";
                                int amount = 0;

                                XmlReader buildCost_reader = reader.ReadSubtree();
                                while (buildCost_reader.Read()) {
                                    switch (buildCost_reader.Name) {
                                        case "Item":
                                            reader.Read();
                                            item = buildCost_reader.ReadContentAsString();
                                            break;
                                        case "Amount":
                                            reader.Read();
                                            amount = buildCost_reader.ReadContentAsInt();
                                            break;
                                    }
                                }

                                buildCosts.Add(new BuildCost(WorldController.instance.itemTypesString[item], amount));
                                break;
                            case "LUA":
                                reader.Read();
                                rawLuaCode = reader.ReadContentAsString();
                                break;
                        }
                    }

                    sprite = (Sprite)Resources.Load("BuildingTypes/Sprites/" + name, typeof(Sprite));

                    buildingTypes.Add(new BuildingType(name, sprite, buildCosts, rawLuaCode));
                } while (reader_parent.ReadToNextSibling("Building"));
            } else {
                Debug.LogError("The Buildings definition file doesn't have any 'Building' elements");
            }
        } else {
            Debug.LogError("Did not find a 'Buildings' element in the definition file");
        }

        /*foreach (BuildingType t in Resources.LoadAll("BuildingTypes", typeof(BuildingType))) {
            buildingTypes.Add(t);
        }*/

        return buildingTypes;
    }