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Convertible Debentures (Details) (USD $)
0 Months Ended 12 Months Ended
Mar. 25, 2013
Jun. 30, 2013
Warrants [Member]
Jun. 30, 2012
Warrants [Member]
Jun. 30, 2011
Warrants [Member]
Jun. 30, 2010
Warrants [Member]
Jun. 30, 2009
Warrants [Member]
Debentures converted   $ 1,087,500 $ 14,250 $ 832,500 $ 262,500 $ 732,250
Debentures converted, shares 1,148,738 589,590 0 540,592 170,455 475,487
Repayments of debentures   $ 180,000 $ 14,250 $ 0 $ 0 $ 0