[NTG-context] Using Ralph Smith's Formal Script font

How do I use Ralph Smith's formal script font [1] within context. I want to define a command like \mathrsfs{A} that will use A in this font. [1] http://www.ctan.org/info?id=rsfs Thanks Aditya -- Aditya Mahajan, EECS Systems, University of Michigan http://www.eecs.umich.edu/~adityam || Ph: 7342624008