User interface:
Click chapters menu and you will see:

Yellow words are course name. Click to show additional course information.
White words are chapters category.
Black words are those course contents you can learn.
Menus:
- "Course" -> "Start". Go to the chapter you selected.
- "Course" -> "Teachers". This will lead you into teachers list screen. Students can view teachers information.
- "Course" -> "Students". This will lead you into students list screen. Teachers can check this information while students can't. It's for security issues.
- "Course" -> "XXX forum". This will lead you into course forums \ assignmens etc. which setup by the teacher of this course. It will change based on what the teacher setup.
- "Option" -> "Update course list ". Download course detail information to your mobile. Some kinds of course may update frequently such as teacher assign new assignment weekly.