Quarterly report pursuant to sections 13 or 15(d)

Stock Warrants and Options - Summary of Current Warrant Activity (Details)

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Stock Warrants and Options - Summary of Current Warrant Activity (Details) (USD $)
 3 Months Ended 12 Months Ended
Mar. 31, 2014
Dec. 31, 2013
Notes to Financial Statements    
Beginning Balance, number of shares 616,667 1,330,953
Beginning Balance, weighted average exercise price $ 0.51 $ 0.45
Warrants expired, number of shares 266,667 (714,286)
Warrants expired, weighted average exercise price $ 0.40 $ 0.40
Ending Balance, number of shares   616,667
Ending Balance, weighted average exercise price   $ 0.51
Ending Balance, Warrants exercisable 350,000  
Ending Balance, Warrants exercisable, weighted average exercise price $ 0.60