Annual report pursuant to Section 13 and 15(d)

4. Stockholders' Equity (Details)

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4. Stockholders' Equity (Details) (USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Options Outstanding    
Outstanding, beginning 16,078,979 13,934,651
Granted 27,984,193 4,952,717
Exercised 0 0
Expired (3,972,192) (2,808,389)
Outstanding, ending 40,090,980 16,078,979
Exercisable, ending 25,843,052 12,274,829
Weighted Average Exercise Price    
Outstanding, beginning $ 0.19 $ 0.15
Granted $ 0.04 $ 0.07
Exercised $ 0 $ 0
Expired $ 0.17 $ 0.17
Outstanding, ending $ 0.07 $ 0.19
Exercisable, ending $ 0.09 $ 0.18