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10. Stock Options Valuations Assumptions (Details) (USD $)
12 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Stock Options Valuations Assumptions Details    
Weighted average estimated per share fair value of grant $ 1.33 $ 1.27
Risk-free interest rate, minimum 0.06% 0.00%
Risk-free interest rate, maximum 0.37% 0.00%
Expected life, minimum 2 years 7 months 5 days  
Expected life, maximum 6 years 5 months  
Expected volatility, minimum 148.00% 0.00%
Expected volatility, maximum 223.00% 0.00%
Dividend yield 0.00% 0.00%