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Note 6 - Stockholders' Equity (Tables)
6 Months Ended
Jun. 30, 2013
Stockholders' Equity Note [Abstract]  
Schedule of summary of warrants issued, exercised and expired
    Shares     Weighted
Average
Exercise
Price
 
Balance at December 31, 2012     6,050,999     $ 1.12  
Issued     1,575,000       .30  
Expired     (286,666 )     (.75 )
Balance at June 30, 2013     7,339,333     $ .96  

 

Schedule of fair value of each warrant granted for equity and debt raises
    June 30, 2013  
Risk Free interest rate     0.36% to 0.84%    
Expected term     3-5 years  
Annualized volatility     72.3%
Expected dividends