Annual report pursuant to Section 13 and 15(d)

7. ACCRUED LIABILITIES AND EXPENSES (Details)

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7. ACCRUED LIABILITIES AND EXPENSES (Details) (USD $)
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Accrued Liabilities And Expenses Details      
Accrued liabilities and expenses $ 717,731 $ 684,823  
Accrued payroll and payroll taxes 345,384 285,048  
Accrued sales taxes, penalties, and interest 1,188,136 776,671  
Accrued interest 21,053 33,600  
Warranty 69,743 104,423 100,293
Total accrued liabilities and expenses $ 2,342,047 $ 2,176,208