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Schedule of Changes in Common Stock Options (Details) (USD $)
 3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Options, Outstanding at beginning of year (in shares) 2,130,000 3,898,198
Options, Granted (in shares) 50,000 150,000
Options, Exercised (in shares) 0 0
Options, Forfeited (in shares) 0 0
Options, Expired (in shares) 0 0
Options, Outstanding at end of quarter (in shares) 2,180,000 4,048,000
Options exercisable at end of quarter (in shares) 1,190,000 1,888,198
Weighted Average Exercise Price, Outstanding at beginning of year (in dollars per share) $ 1.75 $ 1.75
Weighted Average Exercise Price, Granted (in dollars per share) $ 0.69 $ 1.00
Weighted Average Exercise Price, Outstanding at end of quarter (in dollars per share) $ 1.73 $ 1.72
Weighted Average Exercise Price, Options exercisable at end of quarter (in dollars per share) $ 1.70 $ 1.53