7. Earnings (Loss) per common share (Details Narrative)	3 Months Ended		6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Equity [Abstract]
Common stock issuable upon the exercise of outstanding options	40,000	57,000	40,000	2,000