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Note 10. Line of Credit (Details Narrative) (USD $)
9 Months Ended 12 Months Ended
Sep. 30, 2013
Dec. 31, 2012
Dec. 31, 2011
Notes to Financial Statements      
Line Of Credit, Maximum Borrowing Capacity $ 2,000,000    
Line of Credit, Interest Rate Description LIBOR plus 3.5%. 30 day LIBOR rate plus 4.5%.  
Line of Credit Facility, Interest Rate at Period End   6.60%  
Line of Credit, amount outstanding 500,000 150,000 0
Line Of Credit, Amount Available $ 355,000 $ 500,000