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CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (USD $)
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Total
BALANCE at Dec. 31, 2010 $ 27,007 $ 100,438,969 $ (80,680,363) $ 19,785,613
BALANCE (in shares) at Dec. 31, 2010 27,006,547      
Stock-based compensation expense 0 (37,481) 0 (37,481)
Issuance of restricted common stock as consultant's compensation 20 29,876 0 29,896
Issuance of restricted common stock as consultant's compensation (shares) 20,834      
Exercise of options 70 32,130 0 32,200
Exercise of options (shares) 70,000      
Net loss 0 0 (582,917) (582,917)
BALANCE at Jun. 30, 2011 $ 27,097 $ 100,463,494 $ (81,263,280) $ 19,227,311
BALANCE (in shares) at Jun. 30, 2011 27,097,381