For these courses, DO NOT use the Uonline login. It has no value there. Instead, you will need to create a WebCT ID and password of your own for use with ANY WebCT course. If you already have a WebCT ID, even from previous semesters, it should still work as long as you used it in the previous semester. After you have created the WebCT ID, you will be in a place called My WebCT, where you can then add WebCT courses to your list.
Most WebCT courses allow self-registration.
For WebCT courses not allowing self-registration, you will need a special login and password provided by your instructor. Courses that run on systems provided by the particular department For these courses, DO NOT use the Uonline login. It has no value there.