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Note L - Income Taxes - Reconciliation of the Statutory Tax Rates (Details)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Statutory rate 21.00% 21.00%
State income tax-all states 7.44% 1.00%
NOL Expiration (9.13%) (11.00%)
Other (7.79%) 8.00%
Subtotal 11.52% 19.00%
Valuation allowance (11.52%) (19.00%)
Effective tax rate 0.00% 0.00%