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Note 10 - Stockholders' Equity
 9 Months Ended
Jun. 30, 2013
Stockholders' Equity Note [Abstract]  
Stockholders' Equity Note Disclosure [Text Block]

10. STOCKHOLDERS’ EQUITY


Summary


The following table summarizes changes in the components of stockholders’ equity during the nine months ended June 30, 2013:


                   

Additional

           

Total

 
   

Common Stock

   

Paid-in

   

Accumulated

   

Stockholders'

 
   

Shares

   

Amount

   

Capital

   

Deficit

   

Equity

 

Balances, September 30, 2012

    32,374,499     $ 324     $ 86,358,011     $ (63,936,566 )   $ 22,421,769  

Issuance of common stock upon exercise of stock options

    124,700       1       105,227       -       105,228  

Share-based compensation expense

    -       -       582,058       -       582,058  

Net loss

    -       -       -       (1,668,164 )     (1,668,164 )

Balances, June 30, 2013

    32,499,199     $ 325     $ 87,045,296     $ (65,604,730 )   $ 21,440,891  

Stock Purchase Warrants


At June 30, 2013, the Company had 1,627,945 shares purchasable under outstanding warrants at an exercise price of $2.67 which are exercisable through February 4, 2016.