Note 4 - Stock-based Compensation (Tables)

6 Months Ended

Jul. 31, 2016

Notes Tables

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

	Three Months Ended						Six Months Ended
	July 31,						July 31,
	2016			2015			2016			2015
Stock-based compensation expense	$	5		$	9		$	18		$	16
Impact on basic and diluted earnings per share	$	(0.00	)	$	(0.00	)	$	(0.00	)	$	(0.00	)

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Six Months Ended July 31, 2015
Weighted average risk-free interest rate		2	%
Expected life (in years)		10
Expected stock volatility		152	%
Dividend yield		-
Expected forfeitures		-

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

	Outstanding Options
				Weighted-Ave.
	Number of			Exercise
	Shares			Price
Balance, January 31, 2016		950,000		$	0.96
Options granted		-			-
Options canceled or expired		(246,192	)		1.06
Options exercise		-			-
Balance, July 31, 2016		703,808		$	0.51
Stock Options Exercisable at July 31, 2016		663,808		$	0.48

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

			Awards Outstanding						Options Exercisable
					Weighted-Ave.
Range of			Number		Remaining		Weighted-Ave.		Number		Weighted-Ave.
Exercise/Grant Prices			Outstanding		Contractual Life		Exercise/Grant Price		Exercisable		Exercise Price
$0.14	-	$0.16		203,808		8.88	$	0.15		203,808	$	0.15
$0.40				385,000		6.01	$	0.40		385,000	$	0.40
$1.09				100,000		2.28	$	1.09		60,000	$	1.09
$4.53				15,000		1.58	$	4.53		15,000	$	4.53
				703,808			$	0.51		663,808	$	0.48