4. STOCK-BASED COMPENSATION (Tables)

9 Months Ended

Mar. 31, 2017

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Stock option activity

	Options Outstanding
	Number of Shares			Weighted Average Exercise Price		Weighted Average Contractual Life
Outstanding at June 30, 2016		1,136,000		$	0.79	7.74 years
Cancellations		(4,600	)	$	2.65
Outstanding at March 31, 2017		1,131,400		$	0.78	7.25 years

Stock options outstanding by exercise price range

Range of Exercise Prices		Number of Shares		Weighted- Average Remaining Contractual Life (years)		Weighted- Average Exercise Price		Exercisable Number of Shares		Exercisable Weighted- Average Exercise Price
$	0.27		40,000		4.29	$	0.27		40,000	$	0.27
$	0.48		60,000		9.00	$	0.48		40,000	$	0.48
$	0.50		80,000		9.23	$	0.50		35,000	$	0.50
$	0.50		20,000		4.22	$	0.50		20,000	$	0.50
$	0.55		37,000		4.87	$	0.55		37,000	$	0.55
$	0.73		600,000		8.13	$	0.73		400,000	$	0.73
$	0.85		9,000		5.76	$	0.85		9,000	$	0.85
$	0.90		9,000		6.76	$	0.90		9,000	$	0.90
$	0.95		65,000		7.28	$	0.95		65,000	$	0.95
$	1.20		207,800		4.92	$	1.20		207,800	$	1.20
$	1.25		1,200		1.65	$	1.25		1,200	$	1.25
$	1.35		1,200		2.65	$	1.35		1,200	$	1.35
$	7.75		1,200		0.66	$	7.75		1,200	$	7.75
$	0.27–$7.75		1,131,400		7.25	$	0.78		866,400	$	0.82