Quarterly report pursuant to Section 13 or 15(d)

5. Stockholders' Deficit (Details)

v2.4.0.8
5. Stockholders' Deficit (Details) (USD $)
6 Months Ended
Jun. 30, 2014
Series A [Member]
 
Contractual life, in years 4 years 1 month 6 days
Expected volatility 132.00%
Risk-free interest rate 0.40%
Exercise price $ 0.60
Fair value per warrant $ 0.03
Series A Affiliates [Member]
 
Contractual life, in years 3 years 1 month 6 days
Expected volatility 114.10%
Risk-free interest rate 0.40%
Exercise price $ 0.60
Fair value per warrant $ 0.03
Series B [Member]
 
Contractual life, in years 3 years 1 month 6 days
Expected volatility 114.10%
Risk-free interest rate 0.40%
Exercise price $ 0.60
Fair value per warrant $ 0.03
Series C [Member]
 
Contractual life, in years 5 years 1 month 6 days
Expected volatility 121.90%
Risk-free interest rate 0.40%
Exercise price $ 0.60
Fair value per warrant $ 0.03
Aug/Sep 2011 Notes [Member]
 
Contractual life, in years 2 years 1 month 6 days
Expected volatility 126.60%
Risk-free interest rate 0.40%
Exercise price $ 0.60
Fair value per warrant $ 0.03
Feb2012PIPE [Member]
 
Contractual life, in years 4 years 7 months 6 days
Expected volatility 126.60%
Risk-free interest rate 0.40%
Exercise price $ 0.60
Fair value per warrant $ 0.03
Series J warrants March 28, 2013 [Member]
 
Contractual life, in years 3 years
Expected volatility 141.80%
Risk-free interest rate 0.39%
Exercise price $ 0.40
Fair value per warrant $ 0.36
Series J warrants May 20, 2013 [Member]
 
Contractual life, in years 3 years
Expected volatility 144.30%
Risk-free interest rate 0.36%
Exercise price $ 0.40
Fair value per warrant $ 0.26
Series J warrants February 6, 2013 [Member]
 
Contractual life, in years 3 years
Expected volatility 147.00%
Risk-free interest rate 0.36%
Exercise price $ 0.40
Fair value per warrant $ 0.30
Series K Warrants December 12, 2013
 
Contractual life, in years 3 years
Expected volatility 136.10%
Risk-free interest rate 0.39%
Exercise price $ 0.3125
Fair value per warrant $ 0.20
Series K Warrants January 29, 2014
 
Contractual life, in years 3 years
Expected volatility 152.40%
Risk-free interest rate 0.39%
Exercise price $ 0.3125
Fair value per warrant $ 0.30
Series K Warrants February, 28 2014
 
Contractual life, in years 3 years
Expected volatility 152.70%
Risk-free interest rate 0.39%
Exercise price $ 0.425
Fair value per warrant $ 0.37
Series K Warrants June 30, 2014
 
Contractual life, in years 3 years
Expected volatility 153.90%
Risk-free interest rate 0.90%
Exercise price $ 0.375
Fair value per warrant $ 0.29