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Note O - Stock Options (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

		Number of Options												Weighted average exercise				Weighted average remaining life			Aggregate intrinsic
		1999 Plan			2004 Plan			Non Plan			Total			price				(in years)			value
Outstanding, as of December 31, 2010		500,000			2,580,689			1,329,841			4,410,530			$	0.25
Granted		—			845,000			—			845,000			0.14
Exercised		—			—			—			—			—
Forfeited		—			(210,000	)		—			(210,000	)		0.14
Expired		—			(383,853	)		(257,265	)		(641,118	)		0.36
Outstanding, as of December 31, 2011		500,000			2,831,836			1,072,576			4,404,412			$	0.22
Granted		—			600,000			—			600,000			0.09
Exercised		—			—			—			—			—
Forfeited		—			(164,623	)		(365,378	)		(530,001	)		0.09
Expired		—			(504,941	)		(707,198	)		(1,212,139	)		0.30
Outstanding, as of December 31, 2012		500,000			2,762,272			—			3,262,272			0.16				4.21			$	2,325
Vested or expected to vest at December 31, 2012											2,972,404			0.16				4.04			$	2,325
Exercisable at December 31, 2012											2,230,594			0.18				3.43			$	2,325

Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding and Exercisable [Table Text Block]

					Options Outstanding							Options Exercisable
Range of exercise prices					Number of shares		Weighted average exercise price			Weighted average remaining  life (in years)		Number exercisable		Weighted average exercise price
	$ 0.08	-	0.21		2,852,272		$	0.11		4.23		1,820,594		$	0.12
	0.22	-	0.40		70,000		0.40			4.02		70,000		0.40
	0.41	-	0.68		340,000		0.46			4.02		340,000		0.46
	$ 0.07	-	0.68		3,262,272							2,230,594

X

- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the number of fully vested share options (or share units) and share options expected to vest at the date of the latest statement of financial position, weighted-average exercise price (or conversion ratio), aggregate intrinsic value (except for nonpublic entities), and weighted-average remaining contractual term for both options (or share units) currently outstanding and options (or share units) exercisable (or convertible).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAndExercisableTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration