Here are the steps to reproduce: 1. In the Firefox browser go to [url removed, login to view] 2. Click the 'Customer Login' button in the upper right area of the page. 3. Enter the following: Company: mozillaorg Username: developer Password: mozillabug 4. Click on 'Traffic' on the left hand menu bar. 5. Click on 'Segmentation' on the left hand menu bar. 6. Click on 'Page Summary Report' from the popup menu. 7. Click on the first row link in the table labeled 'Home Page', then select 'Site Traffic' and 'Page views' from the popup. 8. Repeat steps 5 through 7 until you see the bad header. It may take 10 times to do it.
See the pre-NDA for deliverables.
The fix must be shown to work in the latest build (dev or stable release) of Mozilla-based browsers: Firefox, Navigator, etc.