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Note 7 Stock Compensation
9 Months Ended
Sep. 30, 2012
Notes to Financial Statements  
Note 7 Stock Compensation

NOTE 7 – STOCK BASED COMPENSATION

 

The Company uses the Black-Scholes option pricing model to calculate the grant-date fair value of an award, with the following assumptions for 2012 and 2011: no dividend yield in both years, expected volatility, based on the Company’s historical volatility, between 115% and 118% in 2012 and between 116% and 125% in 2011, risk-free interest rate between 0.63% and 2.26% in 2012 and between 0.96% and 2.15% in 2011 and expected option life of five to ten years in 2012 and three to five years in 2011.

 

As of September 30, 2012, there was $1,054,886 of unrecognized compensation expense related to non-vested market-based share awards that is expected to be recognized through June 2015.

 

The following tables summarize all stock options and warrant activity of the Company since December 31, 2004: