Quarterly report pursuant to sections 13 or 15(d)

CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN SHAREHOLDERS' EQUITY

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CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN SHAREHOLDERS' EQUITY (USD $)
In Thousands, except Share data
Total
USD ($)
Common Stock
USD ($)
Additional Paid-In Capital
USD ($)
Accumulated Deficit
USD ($)
Consultants and Independent Financial Advisors
USD ($)
Consultants and Independent Financial Advisors
Additional Paid-In Capital
USD ($)
Employees
USD ($)
Employees
Common Stock
Employees
Additional Paid-In Capital
USD ($)
Beginning Balance at Dec. 31, 2011 $ 63,443 $ 18 $ 204,055 $ (140,630)          
Beginning Balance (in shares) at Dec. 31, 2011   183,253,068              
Issuance of common stock under employee stock purchase plan (in shares)   16,429              
Issuance of common stock under employee stock purchase plan 28   28            
Exercise of stock options, net of 187,542 shares tendered in payment of exercise price (in shares)   583,958              
Exercise of stock options, net of 187,542 shares tendered in payment of exercise price 259   259            
Exercise of warrants (in shares)   248,500              
Exercise of warrants 234   234            
Stock-based compensation         414 414 950   950
Repurchase and retirement of common stock (in shares)               (179,992)  
Repurchase and retirement of common stock (358)   (358)            
Net (loss) income (2,979)     (2,979)          
Ending Balance at Mar. 31, 2012 $ 61,991 $ 18 $ 205,582 $ (143,609)          
Ending Balance (in shares) at Mar. 31, 2012   183,921,963