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STOCKHOLDERS' EQUITY (Details Narrative) (USD $)
 6 Months Ended 0 Months Ended 6 Months Ended 0 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Dec. 31, 2013
Apr. 20, 2013
Jefferies LLC (Underwriters) (Member)
Mar. 20, 2013
Jefferies LLC (Underwriters) (Member)
Jun. 30, 2014
Jefferies LLC (Underwriters) (Member)
Sep. 25, 2013
Stifel, Nicolaus & Company - Underwriters (Member)
Common stock, par value $ 0.001   $ 0.001        
Common stock, shares authorized 250,000,000   250,000,000        
Common stock, shares issued 145,926,973   144,976,757        
Common stock, shares outstanding 145,926,973   144,976,757        
Value of shares issued in exercise of stock options $ 287,288 $ 31,000          
Number of shares issued in exercise of stock options 728,844 75,423          
Options exercised for cash 615,007            
Options exercised under cashless exercise 119,607            
Shares issued under cashless exercise of options 113,837            
Options Granted 50,000            
Number of shares issued in exercise of warrants 171,372            
Value of shares issued in exercise of warrants 87,000            
Number of shares issued during the period           29,411,765 13,750,000
Share price (in dollars per share)         $ 1.70   $ 2.40
Share price to underwritters (in dollars per share)         $ 1.58   $ 2.23
Value of shares issued during the period           45,400,000 30,200,000
Additional period to purchase shares via option           30 days  
Total Additional common stock issued under shelf registration statement         4,411,765    
Additional common stock issued under shelf registration statement       1,954,587      
Additional common stock issued under shelf registration statement,value       $ 3,100,000