If you click them, they'll return you to the beginning of that article or section.
Every page has a small The Life of Games icon in the upper lefthand corner.
The masthead of each issue also links you back to the main Journal index. Inc. The pages of this Journal are numbered consecutively, from the premier issue to forever after. Each page represents a separate file that will load when you click on it. You can access any page by adjusting the number in your location window. These show how many pages the article covers, and they let you check back and forth between various parts of that article.