Outline - Click on any topic in the left frame o go to the corresponding subtopic.
Table of Contents - Click on the subtopic you wish to view. The table of contents is a more condensed version of the left navigation bar.
Use the buttons on the bottom of the lesson to go to the previous page of the lesson, the table of contents, the homepage, or the next page of the lesson.
Show/Hide Outline - Click on this button to show or hide the outline in the left frame.
Expand/Collapse Outline - Click on this button to expand or collapse the outline in the left frame. This will show the contents of the informational pages, but answers to questions, video contents, etc. will still be hidden.
Use the buttons on the bottom of the window to go to the previous or next visible page of the lesson. Since hidden pages will be skipped, it is recomended that you use the blue and gray buttons just above these for most purposes.
Click this to view the lesson as a slideshow. This may be useful for for instructors, but is not recomended for students.