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Note P - Income Taxes (Detail) (USD $)
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Current Federal Tax Expense (Benefit) $ 0  
Current State and Local Tax Expense (Benefit) 0  
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax   16,500
Income Tax Reconciliation, State and Local Income Taxes   10,000
Deferred Tax Assets, Operating Loss Carryforwards, Domestic $ 44,800,000