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Schedule of Deferred Tax Assets and Liabilities (Details) (USD $)
Dec. 31, 2013
Dec. 31, 2012
Details    
Depreciation and amortization $ (1,065,275) $ (952,275)
Inventory 256,474 274,826
Accrued vacation 100,314 89,785
Allowance for doubtful accounts 52,500 51,450
Other,net 903 130
Deferred Tax Assets and Liabilities $ (655,084) $ (536,084)