Note 2 - Significant Accounting Policies (Tables)

3 Months Ended

Sep. 30, 2013

Accounting Policies [Abstract]

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

	September 30, 2013		September 30, 2012
Warrants		7,140,271		6,879,920
Options		5,328,870		5,261,145
Convertible debt		1,333,284		528,609
Convertible preferred stock		12,250		19,688

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three months ended September 30, 2013			Three months ended September 30, 2012
Shares issued – beginning of period		17,673,983			16,814,103
Shares held by subsidiaries (Note 8)		(704,309	)		(704,309	)
Shares outstanding – beginning of period		16,969,674			16,109,794
Weighted average shares for fully vested stock bonuses (Note 8)		840,000			766,630
Weighted average shares issued during the period		245,351			50,846
Basic weighted average shares – end of period		18,055,025			16,927,270