Quarterly report pursuant to sections 13 or 15(d)

Note 5 - Stockholders' Equity (Detail)

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Note 5 - Stockholders' Equity (Detail) (USD $)
 1 Months Ended 3 Months Ended 1 Months Ended 14 Months Ended
Jan. 31, 2013
Jul. 31, 2012
Mar. 31, 2013
Mar. 31, 2012
Dec. 31, 2012
Jan. 31, 2013
Issued to Sub-Placement Agents [Member]
Jan. 31, 2013
Investment from Non-employee Directors [Member]
Jan. 31, 2013
The January Financing Transaction [Member]
Mar. 31, 2013
The 2012 Plan [Member]
Feb. 29, 2012
The 2012 Plan [Member]
Mar. 05, 2013
The 2013 Plan [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per Item) 1.20   1.23   0.95            
Stock Issued During Period, Shares, New Issues 9,201,684                    
Warrants Issued During Period 4,600,842   4,600,842                
Gross Proceeds from Issuance of Private Placement (in Dollars) $ 11,042,021                    
Proceeds from Issuance of Private Placement (in Dollars) 9,829,014 5,516,495 9,829,014       402,000        
Term of Warrants 5 years                    
Warrants Issued During Period, Weighted Average Exercise Price (in Dollars per share) $ 1.75   $ 1.75                
Percentage of Volatility Obtained from HVT Function on Bloomberg 100.00%                    
Risk-free Interest Rate Term 24 months                    
Payments for Commissions (in Dollars) 1,104,202                    
Payments of Stock Issuance Costs (in Dollars)           133,024          
Maximum Damages as Percentage of Investors' Investments Incurred by the Company               12.00%      
Maximum Damage Amount of Investors' Investments Incurred by the Company (in Dollars)               1,300,000      
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant                 42,600 3,000,000  
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period                 2,957,400    
Share-based Compensation (in Dollars)     318,467 229,855              
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized (in Dollars)       $ 1,639,708              
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition     1 year 219 days                
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized                     1,250,000
Number of Shares Withheld Out of Warrants Exercised on Net Settlement Basis     25,237                
Stock Issued During Period, Shares, Other     51,000