CONSOLIDATED BALANCE SHEETS (Parentheticals) (USD $)
Dec. 31, 2013
Dec. 31, 2012
Balance Sheet Parenthetical [Abstract]    
Common stock, par value $ 0.0001 $ 0.0001
Common stock, shares authorized 100,000,000 100,000,000
Common stock, shares issued 53,108,844 51,642,520
Common stock, shares outstanding 53,108,844 51,642,520