Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statement of Stockholders' Equity

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Consolidated Statement of Stockholders' Equity (USD $)
Total
Preferred Stock
Common Stock
Additional Paid-In Capital
Accumulated Deficit
Beginning Balance at Dec. 31, 2011 $ 21,131,747 $ 10 $ 95,399 $ 266,393,645 $ (245,357,307)
Beginning Balance (in shares) at Dec. 31, 2011   10,083 95,398,961    
Issued restricted stock (in shares)     350,000    
Issued restricted stock 350   350    
Cancelled restricted stock (in shares)     (4,500)    
Cancelled restricted stock     (5) 5  
Issued stock upon exercise of stock options, net (in shares)     427,869    
Issued stock upon exercise of stock options, net 172,524   428 172,096  
Stock compensation expense 418,304     418,304  
Preferred stock dividends (25,000)       (25,000)
Net loss (6,989,072)       (6,989,072)
Ending Balance at Mar. 31, 2012 $ 14,708,853 $ 10 $ 96,172 $ 266,984,050 $ (252,371,379)
Ending Balance (in shares) at Mar. 31, 2012   10,083 96,172,330