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Note G - Intangible Assets (Detail) (USD $)
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Amortization of Intangible Assets $ 11,269 $ 11,270
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months 11,270  
Finite-Lived Intangible Assets, Amortization Expense, Year Two 11,270  
Finite-Lived Intangible Assets, Amortization Expense, Year Three 11,270  
Finite-Lived Intangible Assets, Amortization Expense, Year Four 11,270  
Finite-Lived Intangible Assets, Amortization Expense, Year Five 11,270  
Finite-Lived Intangible Assets, Amortization Expense, after Year Five $ 139,561