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(11) Common Stock and Common Stock Equivalents: Fair Value Assumptions (Tables)
12 Months Ended
Jun. 30, 2012
Tables/Schedules  
Fair Value Assumptions

 

 

 

 

 

 

 

 

 

2012

 

2011

Expected dividend yield

 

0%

 

0%

Expected stock price volatility

 

69%

 

60%-64%

Risk-free interest rate

 

2.09%

 

2.5% – 3.43%

Expected life of options

 

10 years

 

10 years