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Condensed Consolidated Balance Sheets (USD $)
Dec. 31, 2011
Sep. 30, 2011
ASSETS    
Cash and cash equivalents $ 13,845,377 $ 13,870,762
Restricted cash 606,250 606,250
Accounts receivable 2,739,844 5,098,148
Inventories, net 2,946,092 2,735,520
Prepaid expenses and other 556,151 663,601
Assets of discontinued operations   6,250
Total current assets 20,693,714 22,980,531
Property and equipment, net 63,961 75,468
Intangible assets, net 207,928 225,969
Prepaid expenses - noncurrent 1,203,235 1,218,750
Total assets 22,168,838 24,500,718
LIABILITIES AND STOCKHOLDERS' EQUITY    
Accounts payable 596,321 1,040,202
Accrued liabilities 539,570 2,899,211
Liabilities of discontinued operations   9,263
Total current liabilities 1,135,891 3,948,676
Other liabilities - noncurrent 304,417 276,744
Total liabilities 1,440,308 4,225,420
Commitments and contingencies (Note 11)      
Stockholders' equity:    
Preferred stock, $0.00001 par value; 5,000,000 shares authorized;none issued and outstanding      
Common stock, $0.00001 par value; 50,000,000 shares authorized; 32,374,499 shares issued and outstanding each period 324 324
Additional paid-in capital 85,812,846 85,673,560
Accumulated deficit (65,084,640) (65,398,586)
Total stockholders' equity 20,728,530 20,275,298
Total liabilities and stockholders' equity $ 22,168,838 $ 24,500,718