Site Publisher shows previous content when following links to content detail view

Issue

1. Navigate to the the JBoss classic site of ecmdemo: http://localhost:8080/ecmdemo/public/classic/
2. Click the link "Leverage your portal investment".
3. This shows the detail page for the "Leverage your portal investment" content.
4. Click Back to main page and click next title "Evolve at your own pace".
5. The content detail page should show "Evolve at your own pace", but it is not. It is still showing the "Leverage your portal investment" content.