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6. Outstanding Warrants (Details) (USD $)
3 Months Ended
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Number of Warrants Outstanding, Ending 1,556,923    
Weighted Average Exercise Price Outstanding, Ending $ 0.28    
Preferred Stock
     
Number of Warrants Outstanding, Beginning 6,125 29,197 392,479
Number of Warrants Expired (6,125) (23,072) (363,282)
Number of Warrants Outstanding, Ending   6,125 29,197
Number of Warrants Exercisable, Ending   6,125 29,197
Weighted Average Exercise Price Outstanding, Beginning $ 3.00 $ 3.00 $ 3.00
Weighted Average Exercise Price Expired $ 3.00 $ 3.00 $ 3.00
Weighted Average Exercise Price Outstanding, Ending   $ 3.00 $ 3.00
Weighted Average Remaining Contractual Life (in years) Outstanding, Beginning 1 month 3 days 2 months 7 days 2 months 5 days
Weighted Average Remaining Contractual Life (in years) Outstanding, Ending   1 month 3 days 2 months 7 days
Common Stock
     
Number of Warrants Outstanding, Beginning 2,390,256 2,256,923 1,428,590
Number of Warrants Granted   370,000 1,000,000
Number of Warrants Exercised (833,333) (236,667) (166,667)
Number of Warrants Expired     (5,000)
Number of Warrants Outstanding, Ending   2,390,256 2,256,923
Number of Warrants Exercisable, Ending   2,390,256 2,256,923
Weighted Average Exercise Price Outstanding, Beginning $ 0.200 $ 0.220 $ 0.79
Weighted Average Exercise Price Granted   $ 0.001 $ 0.001
Weighted Average Exercise Price Exercised $ 0.001 $ 0.001 $ 0.001
Weighted Average Exercise Price Expired      $ 3.00
Weighted Average Exercise Price Outstanding, Ending $ 0.31 $ 0.200 $ 0.220
Weighted Average Remaining Contractual Life (in years) Outstanding, Beginning 3 years 4 months 3 years 5 months 6 days 3 years 3 months 4 days
Weighted Average Remaining Contractual Life (in years) Outstanding, Ending 2 years 9 months 22 days 3 years 4 months 3 years 5 months 6 days