v2.4.0.6
Note 7. Embedded Derivative Liability. (Detail) - Convertible Debt Notes
3 Months Ended
Jun. 30, 2012
2009 Convertible Debt Notes [Member] | Minimum [Member]
 
Value Date Stock Price $0.39
Stock Volatility 95.01%
Risk Free Rate 0.24%
Expected Term 4 years
2009 Convertible Debt Notes [Member] | Maximum [Member]
 
Value Date Stock Price 0.61
Stock Volatility 195.20%
Risk Free Rate 0.80%
Expected Term 28 years
2009 Convertible Debt Notes [Member]
 
Value Date Stock Price -
Dividend Yield 0.00%
2010 Convertible Debt Notes [Member] | Minimum [Member]
 
Value Date Stock Price $0.39
Stock Volatility 109.41%
Risk Free Rate 0.24%
Expected Term 9 years
2010 Convertible Debt Notes [Member] | Maximum [Member]
 
Value Date Stock Price 0.61
Stock Volatility 189.35%
Risk Free Rate 0.80%
Expected Term 27 years
2010 Convertible Debt Notes [Member]
 
Value Date Stock Price -
Dividend Yield 0.00%