Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment (Details)

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Property and Equipment (Details) (USD $)
Aug. 31, 2012
Nov. 30, 2011
Schedule of components of property and equipment    
Property and Equipment - Gross $ 2,708,532 $ 2,467,463
Less: Accumulated depreciation 2,069,814 1,941,363
Property and Equipment - Net 638,718 526,100
Machinery and equipment [Member]
    
Schedule of components of property and equipment    
Property and Equipment - Gross 291,009 278,866
Furniture and equipment [Member]
    
Schedule of components of property and equipment    
Property and Equipment - Gross 1,108,291 991,252
Tools, dies and masters [Member]
    
Schedule of components of property and equipment    
Property and Equipment - Gross 442,744 419,806
Transportation equipment [Member]
    
Schedule of components of property and equipment    
Property and Equipment - Gross 44,076 27,538
Capitalized lease obligations [Member]
    
Schedule of components of property and equipment    
Property and Equipment - Gross 263,067 263,067
Web Site [Member]
    
Schedule of components of property and equipment    
Property and Equipment - Gross 20,000 20,000
Leasehold improvements [Member]
    
Schedule of components of property and equipment    
Property and Equipment - Gross $ 539,345 $ 466,934