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Note A - The Company and Summary of Significant Accounting Policies (Details) - Valuation Assumptions for Stock Options
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Valuation Assumptions for Stock Options [Abstract]    
Risk free interest rate 0.80% 1.64%
Expected life of options (in years) 4 years 175 days 4 years 189 days
Expected dividends 0.00% 0.00%
Volatility of stock price 114.00% 114.00%