10. CAPITAL STOCK (Tables)

12 Months Ended

May 31, 2014

Capital Stock Tables

Stock option transactions

The following table summarizes the Company’s stock option transactions during fiscal 2014, 2013 and 2012 (in thousands, except per share data):

				Outstanding Options
							Weighted
				Number			Average		Aggregate
	Available			of			Exercise		Intrinsic
	Shares			Shares			Price		Value
Balances, May 31, 2011		687			2,083		$	3.40	$	298
Additional shares reserved		1,199			--
Options granted		(1,141	)		1,141		$	0.92
Options terminated		258			(258	)	$	3.72
Plan shares expired		(164	)		--
Options exercised		--			(9	)	$	0.85
Balances, May 31, 2012		839			2,957		$	2.40	$	587
Additional shares reserved		1,223			--
Options granted		(670	)		670		$	1.13
Options terminated		569			(569	)	$	4.37
Plan shares expired		(224	)		--
Options exercised		--			(102	)	$	0.67
Balances, May 31, 2013		1,737			2,956		$	1.79	$	964
Options granted		(908	)		908		$	1.64
Options terminated		420			(420	)	$	5.51
Plan shares expired		(104	)		--
Options exercised		--			(442	)	$	1.17
Balances, May 31, 2014		1,145			3,002		$	1.31	$	2,913
Options exercisable and expected to be
exercisable at May 31, 2014					2,942		$	1.31	$	2,855

Options Outstanding

  The options outstanding and exercisable at May 31, 2014 were in the following exercise price ranges (in thousands, except per share data):

		Options Outstanding				Options Exercisable
		at May 31, 2014				at May 31, 2014
	Range of Exercise Prices	Number Outstanding Shares	Weighted Average Remaining Contractual Life (Years)		Weighted Average Exercise Price	Number Exercisable Shares		Weighted Average Exercise Price	Weighted Average Remaining Contractual Life (Years)		Aggregate Intrinsic Value
$	0.59-$0.97	871	4.01	$	0.73	702	$	0.77	3.87
$	1.09-$1.42	1,432	4.87	$	1.28	661	$	1.28	4.26
$	1.73-$1.95	460	2.80	$	1.88	384	$	1.91	2.22
$	2.15-$2.68	239	5.32	$	2.54	145	$	1.33	4.44
$	0.59-$2.68	3,002	4.34	$	1.31	1,892	$	1.22	3.72	$	1,835