You can also try the information that I wrote in this thread.
Installing a nonlinear navigation service?
Open the WindowsPhoneNonLinearNavigationService solution to see a working example.
In this you will see the following
- the WindowsPhoneNonLinearNavigationService project is an example project that you can run
- you will see a link added to NonLinearNavigationService (you need to add a link like this in your project)
- NonLinearNavigationService project (you can include this project in your solution)
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