Little Dutch houten klokpuzzel

if(typeof(shoppingListJS) == "undefined" || shoppingListJS == null || !shoppingListJS) { shoppingListJS = new ShoppingListJS({ "catalogId": "11051", "storeId": 11601, "langId": -1000 }, {id: '', name: '', image: '', type: '', components: {}, skus: []}, [], "shoppingListJS"); wcTopic.subscribe("DefiningAttributes_Resolved", function(catEntryId, productId) { eval("shoppingListJS.setItemId(catEntryId, productId);"); }); wcTopic.subscribe("QuickInfo_attributesChanged", function(catEntryAttributes) { eval("shoppingListJS.setCatEntryAttributes(catEntryAttributes);"); }); wcTopic.subscribe("Quantity_Changed", function(catEntryQuantityObject) { eval("shoppingListJS.setCatEntryQuantity(catEntryQuantityObject);"); }); wcTopic.subscribe("ShoppingList_Changed", function(serviceResponse) { eval("shoppingListJS.updateShoppingListAndAddItem(serviceResponse);"); }); wcTopic.subscribe("ShoppingListItem_Added", function() { eval("shoppingListJS.deleteItemFromCart();"); }); }