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Note 7 - Income Taxes (Detail) - A Reconciliation of the Income Tax Benefit to the Statutory Federal Income Tax Rate (Parentheticals)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Expected federal income tax rate	34.00%	34.00%	34.00%

The domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems.

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