If you want to change them for your wiki; edit you LocalSettings.php file (and add the settings at the bottom if they are not present); you can also read includes/DefaultSettings.php to see all available settings and their default values.
Thank you so much. I helped a group of en-Wiki users build a Wiki and thought of my idea and now I need to learn how to setup the technical stuff they all knew how to do. Might of bit off more than.... well you know the old saying.
