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Consolidated Statements Of Stockholders' Equity And Comprehensive Loss (USD $)
Common Stock [Member]
Additional Paid In Capital [Member]
Accumulated Deficit [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Treasury Stock [Member]
Total
Balances at Dec. 31, 2008$ 7,113$ 105,868,752$ (95,274,303)$ (116,961)$ (2,096,106)$ 8,388,495
Balances, shares at Dec. 31, 20086,560,807     
Warrants exercised, net226610,225   610,451
Warrants exercised, net, shares226,093     
Issuance of common stock for equity offering, net1,6744,062,308   4,063,982
Issuance of common stock for equity offering, net, shares1,674,000     
Stock based compensation 434,827   434,827
Forfeited restricted stock units(17)17    
Forfeited restricted stock units, shares(16,667)     
Other Comprehensive loss      
Net loss  (5,391,114)  (5,391,114)
Interest rate swap termination   101,943 101,943
Other   15,018 15,018
Comprehensive loss     (5,274,153)
Balances at Dec. 31, 20098,996110,976,129(100,665,417) (2,096,106)8,223,602
Balances, shares at Dec. 31, 20098,444,233     
Stock based compensation 533,404   533,404
Forfeited restricted stock units(7)7    
Forfeited restricted stock units, shares(6,667)     
Additional shares issued due to reverse stock split87     
Issuance of common stock for compensation121256,779   256,900
Issuance of common stock for compensation, shares121,137     
Other Comprehensive loss      
Net loss  (5,006,249)  (5,006,249)
Balances at Dec. 31, 2010$ 9,110$ 111,766,319$ (105,671,666) $ (2,096,106)$ 4,007,657
Balances, shares at Dec. 31, 20108,558,790