Using NSM is very straightforward. Once you launch the application, you are presented with a search field and the top gainers and losers for the most recent stock trading day data available.
NSM home screen by shockreaction, on Flickr
To search for a symbol, type all or part of the symbol in the search field and press the Find button.
NSM search results screen by shockreaction, on Flickr
To view the details of a symbol, press the row corresponding to the symbol.
NSM symbol details screen by shockreaction, on Flickr
The Back button at the top right will return to the previous screen once you move past the home screen.