5. Stockholders equity (Tables)

12 Months Ended

Jun. 30, 2012

Equity [Abstract]

Warrrants outstanding

Shares Outstanding	Weighted Average Exercise Price	Shares Vested	Expiration Fiscal Period
2,805,600	$1.45	2,805,600	4th Qtr, 2013
200,000	1.25	200,000	4th Qtr, 2014
12,500	2.00	12,500	1st Qtr, 2015
40,000	0.01	40,000	3rd Qtr, 2014
30,000	1.25	30,000	4th Qtr, 2016
1,079,000	1.25	614,827	4th Qtr, 2021
125,000	3.73	-	1st Qtr, 2022
35,000	3.00	-	2nd Qtr, 2022
1,462	3.25	1,462	3rd Qtr, 2022
4,328,562		3,704,389

Weighted average assumptions for Black-Scholes-Merton option pricing formula

Expected life (in years)	5.90 years
Weighted average volatility	95.18%
Forfeiture rate	18.82 %
Risk-free interest rate	2.06%
Expected dividend rate	- %

Exercise prices for options and warrants granted and outstanding which resulted in stock based compensation charges

Exercise Price	Number of options or warrants
$1.25	1,709,000
1.50	20,000
2.00	12,500
3.00	35,000
3.25	1,462
3.73	125,000
	1,902,962

Summary of non-vested options and warrants

	Shares
Non-vested outstanding, July 1, 2011	739,695
Granted	236,462
Vested	(301,984)
Cancelled	(50,000)
Non-vested outstanding, June 30, 2012	624,173

Shares of common stock reserved for future issuance

Stock options outstanding	1,081,462
Stock options available for future grant under the 2011 Plan	418,538
Warrants	3,247,100
Total common shares reserved for future issuance	4,747,100