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Note 3 - Summary of Significant Accounting Policies (Details 1)
6 Months Ended
Jun. 30, 2013
Warrant [Member]
 
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]  
Number of warrants and options excluded from weighted average common shares outstanding 5,586,000
Stock Options [Member]
 
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]  
Number of warrants and options excluded from weighted average common shares outstanding 2,750,000