Alternatively to the Wizard you can add bookmarks manually by clicking the Add button in the main toolbar (or by pressing the Ins key).
You have only to enter the address to the URL field and press the 'Check Now' button to initialize the page, all other settings have typical default values. If you leave the bookmark name empty, WebSite-Watcher will assign it automatically with the page title.
Click the Add button in the main toolbar (or the Ins key)