5. Stockholders equity (Details) (USD $)	12 Months Ended
	Jun. 30, 2012
Warrants1
Shares Outstanding	2,805,600
Weighted Average Exercise Price	$ 1.45
Shares Vested	2,805,600
Expiration Fiscal Period	Jun. 30, 2013
Warrants2
Shares Outstanding	200,000
Weighted Average Exercise Price	$ 1.25
Shares Vested	200,000
Expiration Fiscal Period	Jun. 30, 2014
Warrants3
Shares Outstanding	12,500
Weighted Average Exercise Price	$ 2
Shares Vested	12,500
Expiration Fiscal Period	Sep. 30, 2015
Warrants4
Shares Outstanding	40,000
Weighted Average Exercise Price	$ 0.01
Shares Vested	40,000
Expiration Fiscal Period	Mar. 31, 2014
Warrants5
Shares Outstanding	30,000
Weighted Average Exercise Price	$ 1.25
Shares Vested	30,000
Expiration Fiscal Period	Jun. 30, 2016
Warrants6
Shares Outstanding	1,079,000
Weighted Average Exercise Price	$ 1.25
Shares Vested	614,827
Expiration Fiscal Period	Jun. 30, 2021
Warrants7
Shares Outstanding	125,000
Weighted Average Exercise Price	$ 3.73
Shares Vested
Expiration Fiscal Period	Sep. 30, 2022
Warrants8
Shares Outstanding	35,000
Weighted Average Exercise Price	$ 3
Shares Vested
Expiration Fiscal Period	Dec. 31, 2022
Warrants9
Shares Outstanding	1,462
Weighted Average Exercise Price	$ 3.25
Shares Vested	1,462
Expiration Fiscal Period	Mar. 31, 2022