I don't think I did this!!!! I'm having issues trying to figure it out too!!!
www.sillub.com said:You can use this information to register your copy of XTrkCad on the Register dialog from the File menu.
Name: Open Registration
RailroadBookstore.com - An online railroad bookstore featuring a curated selection of new and used railroad books. Railroad pictorials, railroad history, steam locomotives, passenger trains, modern railroading. Hundreds of titles available, most at discount prices! We also have a video and children's book section.
ModelRailroadBookstore.com - An online model railroad bookstore featuring a curated selection of new and used books. Layout design, track plans, scenery and structure building, wiring, DCC, Tinplate, Toy Trains, Price Guides and more.