The Solution, a “hidden” feature in Visual Studio called the “Script Explorer”.
In visual studio, right click anywhere and toolbar, Customize > Commands Tab > Debug Category > Drag and drop Script Explorer. It is greyed out unless you are in debug mode. In IE, open options, make sure you’ve enabled script debugging. Start debugging your web application, while running, click on script explorer window. you’ll see all the URL’s to the embedded resources, double click them to bring them up in VS window. You should see the embedded JS code, set breakpoints, mouse over as desired.