 				label: data.name,
 				hasChildBranches: true,
 				children: function(node:ColumnTreeNode):Array {
-					jsonCache.getJsonObject(baseUrl+"data.json", function(result:Object):void
+					jsonCache.getJsonObject(baseUrl + "data.json", function(result:Object):void
 						{
 							data.result = result;
 							for each (var dataSet:Object in result)


								concepts[concept_name] = concepts[concept_name] || {};

								

								var metadata:Object = VectorUtils.getItems(data, node.idFields);
								metadata[VARIABLE_NAME] = key;
								metadata[CONCEPT_NAME] = concept_name;

								metadata.label = dataSet.title;
								children.push(createDataSetNode(metadata));
							} 
						}
					);
					return children;
				}
			});
