Modify Top-Level Menu
This HOWTO explains how you modify the menu bar for all spaces within Confluence. This HOWTO is helpful when adding a new space for a project or working group.
Prerequisites
You must be a Wiki administrator.
Step-by-step guide
Click on the Administration button
Choose "Add Ons"
Enter your password to obtain administrative access
Click on "Header Menus"
Click on the "Configure" button
Follow the instructions to add the new menu item. NOTE: Because these menu items are used across the entire site, you cannot just provide the space and page, you must provide a link to the entire space.
Make sure you click the "Save" button when you have completed your modifications/additions