Annual report pursuant to Section 13 and 15(d)

Warrant Derivative Liability (Tables)

v2.4.0.8
Warrant Derivative Liability (Tables)
12 Months Ended
Jun. 30, 2013
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Fair Value Inputs, Liabilities, Quantitative Information [Table Text Block]
The following table summarizes the inputs and assumptions used to calculate the fair value of the warrant derivative liability:
 
 
 
June 30,
 
June 30,
 
 
 
2013
 
2012
 
Common stock price
 
 
$0.42
 
 
$0.76
 
Exercise price
 
 
$1.53 - $1.97
 
 
$1.82 - $2.34
 
Risk-free interest rate
 
 
0.04%
 
 
0.2%
 
Dividend yield
 
 
0%
 
 
0%
 
Volatility
 
 
97.9%
 
 
100.0%
 
Remaining contractual term (in years)
 
 
0.2
 
 
1.2