Quarterly report pursuant to Section 13 or 15(d)

3. Summary of Significant Accounting Policies (Details Textuals)

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3. Summary of Significant Accounting Policies (Details Textuals) (USD $)
3 Months Ended 6 Months Ended 172 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Share-based compensation costs $ 77,300 $ 539,600 $ 148,300 $ 979,400 $ 4,502,600
Granted options to purchase common stock     155,000 230,000  
Exercise price of granted options to purchase common stock     $ 0.51    
outstanding options 4,920,771   4,920,771   4,920,771
outstanding options, weighted average exercise price $ 1.51   $ 1.51   $ 1.51
MinimumMember
         
Exercise price of granted options to purchase common stock       $ 1.80  
MaximumMember
         
Exercise price of granted options to purchase common stock       $ 2.58