Quarterly report pursuant to sections 13 or 15(d)

Note 7 - Convertible Notes Payable (Detail)

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Note 7 - Convertible Notes Payable (Detail) (USD $)
 1 Months Ended 3 Months Ended 9 Months Ended 5 Months Ended 9 Months Ended 1 Months Ended 5 Months Ended 1 Months Ended 5 Months Ended 1 Months Ended 1 Months Ended 2 Months Ended 5 Months Ended 1 Months Ended
Jul. 31, 2012
Feb. 29, 2012
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Dec. 31, 2011
Feb. 27, 2012
Warrant [Member]
Sep. 30, 2012
Warrant [Member]
Feb. 29, 2012
Unamortized Discount [Member]
The 2010 Unsecured Convertible Notes Payable [Member]
Feb. 27, 2012
Unamortized Discount [Member]
The 2011 Unit Offering Note [Member]
Feb. 29, 2012
Umamortized Deferred Offering Costs [Member]
The 2010 Unsecured Convertible Notes Payable [Member]
Feb. 27, 2012
Umamortized Deferred Offering Costs [Member]
The 2011 Unit Offering Note [Member]
Feb. 29, 2012
The 2010 Unsecured Convertible Notes Payable [Member]
Dec. 31, 2011
The 2010 Unsecured Convertible Notes Payable [Member]
Mar. 31, 2010
The 2010 Unsecured Convertible Notes Payable [Member]
Oct. 31, 2011
2011 Unit Offering Notes [Member]
Oct. 31, 2011
The 2011 Unit Offering Note [Member]
Feb. 27, 2012
The 2011 Unit Offering Note [Member]
Feb. 27, 2012
The 2011 Unit Offering Note [Member]
Sep. 30, 2011
The 2011 Junior Secured Convertible Note [Member]
Apr. 30, 2011
The 2011 Junior Secured Convertible Note [Member]
Jul. 27, 2012
The 2011 Junior Secured Convertible Note [Member]
Feb. 27, 2012
The 2011 Junior Secured Convertible Note [Member]
Debt Instrument, Interest Rate, Stated Percentage                               10.00% 10.00%         10.00%    
Debt Instrument, Face Amount (in Dollars)                               $ 4,071,000   $ 100,000       $ 2,000,000    
Debt Instrument, Convertible, Conversion Price (in Dollars per share)                             $ 1.00 $ 8.00     $ 0.60 $ 0.60        
Conversion Price As Percentage of Public Offering Price                               80.00%                
Minimum Conversion Price Per Share (in Dollars per share)                               $ 4.00         $ 0.60     $ 0.60
Debt Conversion, Original Debt, Amount (in Dollars)   10,811,500                       4,868,017           5,491,929        
Debt Conversion, Converted Instrument, Shares Issued (in Shares)                           4,868,041           9,153,248        
Interest Expense (in Dollars)     85,828 705,839 2,507,582 1,846,164       13,500 1,063,018 13,883 785,239                      
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in Shares)                                   50,000            
Debt Instrument, Maturity                                   3 years            
Term of Warrants 5 years                                 5 years            
Warrants Issued During Period, Weighted Average Exercise Price (in Dollars per share) $ 1.45       $ 1.05                         $ 0.75            
Number of Unit Offering Notes Sold                                     38.055 54.305        
Aggregate Principal Amount of Unit Offering Notes Sold (in Dollars)                                       5,430,500        
Warrants Issued During Period (in Shares) 2,727,274       7,607,071                           941,288 2,715,250        
Placement Agent Cash Fee as Percentage of Gross Proceeds                                     10.00%          
Percentage of Aggregate Number of Shares of Common Stock Issuable Upon Conversion of Unit Offering Notes                                     8.00% 8.00%        
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per Item) 1.10   0.94   0.94   0.43                       0.60 0.60        
Warrants Not Settleable in Cash, Fair Value Disclosure (in Dollars)                                     237,299 237,299        
Fair Value Assumptions, Expected Dividend Rate               0.00% 0.00%                   0.00%          
Fair Value Assumptions, Expected Volatility Rate               49.00%                     48.00%          
Fair Value Assumptions, Risk Free Interest Rate               0.93%                     0.89%          
Fair Value Assumptions, Expected Term               5 years                     5 years          
Deferred Offering Costs (in Dollars)                                     237,299 237,299        
Intrinsic Value of Beneficial Conversion Feature (in Dollars)                                     383,204 383,204        
Estimated Fair Value of Common Stock (in Dollars per share)                                     $ 0.60 $ 0.60        
Approximate Market Interest Rate                                     10.00% 10.00%        
Effective Conversion Price of Conversion Feature Under Unit Offering Notes (in Dollars per share)                                     $ 0.54 $ 0.54        
Minimum Net Proceeds of a Qualified Financing (in Dollars)                                           10,000,000    
Percentage of Outstanding Shares of Stock on Fully Diluted Basis                                           10.00%    
Period to Complete a Qualified Financing                                         360 days 180 days    
Convertible Notes Payable, Noncurrent (in Dollars)     $ 2,000,000   $ 2,000,000   $ 3,308,390                               $ 2,000,000