Visual Studio 2008 - Toolbar missing 'Release' / 'Debug' dropdown build configuration

It describes how to get this useful dropdown visible:

1. In Visual Studio 2008, click “Tools” -> “Options”

1. Under “Projects and Solutions” -> “General”, check “Show advanced build options”, and click “OK”

 

          2.Right click anywhere in the blank space of the toolbar and click “Customize…”

      
       3.In “Commands” tab, select “Build” in “Categories”.

4. Scroll the right listbox to the bottom and drag “Solution Configurations” to the toolbar