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Note H - Accrued Laibilites (Details) - Summary of Accrued Liabilities (USD $)
Mar. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Summary of Accrued Liabilities [Abstract]      
Compensation   $ 243,049 $ 227,579
Compensated absences   133,535 159,949
Dividends payable (see Note K)   3,435 3,435
Interest payable – related party (Note K)   47,935 23,309
Accrued legal and accounting fees   84,954 111,300
Income taxes (see Note P)     26,500
Other   80,691 123,761
Total $ 385,623 $ 593,599 $ 675,833