Fixed loading YUI 2.8.1 stylesheets twice: the first time from html page, the second one from YUI 3.1.1 loader.

After two years of development, ConPA, an asset allocation application, achieves the stable state.

The main features are portfolio optimization with constraints, portfolio simulation, pie and performance charts, year to date graph, key statistics and implied volatility graph.

Thanks to Yahoo! User Interface library and Yahoo! Finance.

After reading The only thing smiling today is Volatility, I ported (better copied) Black-Scholes formula to JavaScript server-side - BLACK-SCHOLES TO THE PEOPLE.

You can found the implied volatility graphs in key statistics panel: you should add a stock to the portfolio and click on the symbol name.