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Note 11. Promotional Allowances (Details) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2013
Note 11. Promotional Allowances (Details) [Line Items]    
Promotional Allowances $ 40,000 $ 40,000
Maximum [Member]
   
Note 11. Promotional Allowances (Details) [Line Items]    
Promotional Allowances 100,000 100,000
Marketing and Advertising Expense $ 100,000 $ 100,000