2. Stock-Based Compensation (Details) (USD $)	9 Months Ended
	Mar. 31, 2015
Stock-based Compensation Details
Shares Outstanding July 1, 2014	823,400
Shares Granted	390,000
Shares Exercised	0
Shares Forfeited or expired	(10,200)
Shares Outstanding March 31, 2015	1,203,200
Shares Exercisable March 31, 2015	969,200
Weighted average exercise price per share outstanding July 1, 2014	$ 0.63
Weighted average exercise price per share Granted	$ 0.50
Weighted average exercise price per share Exercised
Weighted average exercise price per share Forfeited or expired	$ 1.50
Weighted average exercise price per share Outstanding March 31, 2015	$ 0.58
Weighted average exercise price per share Exercisable March 31, 2015	$ 0.60
Weighted average remaining contractual term Outstanding July 1, 2014	3 years 4 months 6 days
Weighted average remaining contractual term Granted	4 years 10 months 6 days
Weighted average remaining contractual term Outstanding March 31, 2015	3 years 3 months 11 days
Weighted average remaining contractual term Exercisable March 31, 2015	2 years 11 months 16 days
Aggregate fair value outstanding July 1, 2014	$ 212,600
Aggregate fair value Granted	69,500
Aggregate fair value Exercised	0
Aggregate fair value Forfeited or expired	(6,300)
Aggregate fair value Outstanding March 31, 2015	275,800
Aggregate fair value Exercisable March 31, 2015	234,200
Aggregate Intrinsic Value Outstanding July 1, 2014	0
Aggregate Intrinsic Value Granted	0
Aggregate Intrinsic Value Exercised	0
Aggregate Intrinsic Value Forfeited or expired	0
Aggregate Intrinsic Value Outstanding March 31, 2015	0
Aggregate Intrinsic Value Exercisable March 31, 2015	$ 0