Quarterly report pursuant to Section 13 or 15(d)

CONSOLIDATED BALANCE SHEETS (Parenthetical)

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CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
Mar. 31, 2012
Jun. 30, 2011
Stockholders' equity:    
Preferred stock, par value $ 0.01 $ 0.01
Preferred stock, authorized shares 10,000,000 10,000,000
Preferred stock, issued shares 0 0
Preferred stock, outstanding shares 0 0
Common stock, par value $ 0.001 $ 0.001
Common stock, authorized shares 100,000,000 100,000,000
Common stock, issued shares 72,153,276 71,915,890
Common stock, outstanding shares 72,153,276 71,915,890