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CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (USD $)
Total
COMMON STOCK
ADDITIONAL PAID-IN CAPITAL
RETAINED EARNINGS
TREASURY STOCK
BALANCE at Dec. 31, 2010 $ 183,530,971 $ 44,952 $ 241,488,749 $ (57,506,788) $ (495,942)
BALANCE (in shares) at Dec. 31, 2010 44,857,259 44,857,259      
Increase (Decrease) in Stockholders' Equity          
Current period net loss (11,372,525)     (11,372,525)  
Share-based compensation 984,170 287 983,883    
Share-based compensation (in shares)   286,528      
Treasury stock (137,926)       (137,926)
Treasury stock (in shares)   (32,831)      
BALANCE at Jun. 30, 2011 $ 173,004,690 $ 45,239 $ 242,472,632 $ (68,879,313) $ (633,868)
BALANCE (in shares) at Jun. 30, 2011 45,110,956 45,110,956