11. Income Taxes (Details) (USD $)	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Income Taxes Details
Computed "expected" income tax	$ 182,300	$ 21,700
Surtax exemption		(12,400)
Research and development credits	(30,700)	(11,300)
Other, net	(27,200)	(2,200)
Income tax expense (benefit)	$ 124,400	$ (4,200)
Computed "expected" income tax, percent	35.00%	35.00%
Surtax exemption, percent	0.00%	(20.00%)
Research and development credits, percent	(5.90%)	(18.30%)
Other, net, percent	(5.20%)	(3.50%)
Income tax expense (benefit), percent	(23.90%)	(6.80%)