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Consolidated Balance Sheets (Unaudited) (USD $)
Sep. 30, 2013
Jun. 30, 2013
Current assets:    
Cash and cash equivalents $ 2,879,201 $ 1,565,215
Trade accounts receivable, net of allowance of $$10,295 and $20,617 1,997,143 2,126,907
Inventories, net 2,091,063 1,770,681
Other receivables 253,530 353,530
Prepaid expenses and other assets 356,504 262,236
Total current assets 7,577,441 6,078,569
Property and equipment, net 2,257,479 2,235,781
Intangible assets, net 27,180 35,397
Other assets 27,737 27,737
Total assets 9,889,837 8,377,484
Current liabilities:    
Accounts payable 1,236,020 1,065,651
Accrued liabilities 64,564 110,628
Accrued payroll and benefits 557,762 440,462
Deferred revenue 1,966 1,966
Capital lease obligation, current portion 6,196 3,602
Total current liabilities 1,866,508 1,622,309
Capital lease obligations, less current portion 10,618 3,302
Deferred rent 180,971 220,216
Warrant liability 843,903 1,102,021
Total liabilities 2,902,000 2,947,848
Stockholders' equity:    
Preferred stock: Series D, $.01 par value, voting; 5,000,000 shares authorized; none issued and outstanding      
Common stock: Class A, $.01 par value, voting; 40,000,000 shares authorized; 13,794,114 and 12,958,239 shares issued and outstanding, respectively 137,941 129,582
Additional paid-in capital 211,265,624 209,645,126
Accumulated other comprehensive income 62,425 52,736
Accumulated deficit (204,478,153) (204,397,808)
Total stockholders' equity 6,987,837 5,429,636
Total liabilities and stockholders' equity $ 9,889,837 $ 8,377,484