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BALANCE SHEETS (Parenthetical) (Unaudited) (USD $)
Jun. 30, 2011
Dec. 31, 2010
BALANCE SHEETS (Parenthetical) [Abstract]    
Property and equipment, accumulated depreciation $ 1,129,498  
Series A Redeemable Convertible Preferred Stock, authorized (in shares) 100,000  
Series A Redeemable Convertible Preferred Stock, Issued (in shares) 5,000  
Series A Redeemable Convertible Preferred Stock, Outstanding (in shares) 864  
Series A Redeemable Convertible Preferred Stock, share Aggregate liquidation preference $ 864,000  
Common Stock, Par value (in dollars per share) $ 0.01 $ 0.01
Common Stock, Shares authorized (in shares) 75,000,000 75,000,000
Common Stock, Shares issued (in shares) 20,451,321 14,091,370
Common Stock, Shares outstanding (in shares) 19,705,091 13,331,096
Treasury stock (in shares) 746,230 760,274