Need Assistance for using makro

Here is an example:

                Station actStn = Project.ActiveProject as Station;
                string myFolderPath = C:\MyPart.rslib";
                GraphicComponentLibrary library = GraphicComponentLibrary.Load(myFolderPath, true);
                GraphicComponent gfxComp = library.RootComponent.CopyInstance();
                actStn.GraphicComponents.Add(gfxComp);