I\'m working on a middle-sized project that contains several class libraries, database model and an ASP .NET MVC website project. However, even though there are less than 15
You can use Libraries on Windows Vista or Seven, and organize folders as you wish. Maybe is not complete solution for your problem, but just to mention that :)
You're in luck, this Favorite Documents extension is just out. I found it via the Morning Brew.
Favorite Documents by Sergey Vlasov
The free Favorite Documents extension lets you create links to frequently used code files and then quickly open them as a group or individually from the Favorites menu in Visual Studio 2010
After being contacted about this thread, Sergey rolled out version 1.1 with several improvements and a dedicated window (as requested in question).