Stock warrants (Details 2) - $ / shares	9 Months Ended
	Mar. 31, 2015	Jun. 30, 2014
Stock Warrant [Member]
Exercise Price
Number of Shares Outstanding	131,250	180,000
8/17/2012
Exercise Price	$ 0.01
Number of Shares Outstanding	6,250
Expiration Date	Jul. 01, 2016
8/20/2012
Exercise Price	$ 0.01
Number of Shares Outstanding	6,250
Expiration Date	Jul. 01, 2016
9/10/2012
Exercise Price	$ 0.01
Number of Shares Outstanding	10,000
Expiration Date	Jul. 01, 2016
9/13/2012
Exercise Price	$ 0.01
Number of Shares Outstanding	12,500
Expiration Date	Jul. 01, 2016
9/18/2012
Exercise Price	$ 0.01
Number of Shares Outstanding	6,250
Expiration Date	Jul. 01, 2016
10/5/2012
Exercise Price	$ 0.01
Number of Shares Outstanding	2,500
Expiration Date	Jul. 01, 2016
10/25/2012
Exercise Price	$ 0.01
Number of Shares Outstanding	6,250
Expiration Date	Jul. 01, 2016
1/31/2013
Exercise Price	$ 0.01
Number of Shares Outstanding	6,250
Expiration Date	Jul. 01, 2016
10/22/2012
Exercise Price	$ 0.01
Number of Shares Outstanding	25,000
Expiration Date	Jul. 01, 2016
8/24/2012
Exercise Price	$ 0.50
Number of Shares Outstanding	50,000
Expiration Date	Aug. 24, 2016