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STOCKHOLDERS' EQUITY (DEFICIT) (Tables)
6 Months Ended
Jun. 30, 2013
STOCKHOLDERS' EQUITY [Abstract]  
Summary of Stock Option Activity

The summary of the stock option activity for the six months ended June 30, 2013 is as follows:

 

          Weighted        
          Average     Weighted  
          Exercise
Price
    Average
Remaining
 
    Shares     per Share     Life (Years)  
Outstanding, January 1, 2013     36,667,616     $ 0.23       6.1  
Granted     13,985,000     $ 0.11       6.0  
Cancelled     (2,235,000 )   $ 0.12       -  
Exercised     (496,737 )   $ 0.04       -  
Expired     (9,402 )   $ 2.01       -  
Outstanding June 30, 2013     47,911,477     $ 0.20       5.6  
Summary of Status of Non-Vested Options

The summary of the status of the Company's non-vested options for the six months ended June 30, 2013 is as follows:

 

          Weighted  
          Average  
          Grant  
          Date  
    Shares     Fair Value  
Non-vested, January 1, 2013     7,394,000     $ 0.05  
Granted     13,985,000     $ 0.03  
Cancelled     (2,035,000 )   $ 0.06  
Vested     (5,776,000 )   $ 0.05  
Non-vested, June 30, 2013     13,568,000     $ 0.03  
Warrants to Purchase Common Stock

As of June 30, 2013, the Company has the following warrants to purchase common stock outstanding:

 

Number of Shares
To be Purchased
    Warrant
Exercise
Price per Share
    Warrant
Expiration
Date
                 
  3,986,429     $ 0.04     July 25, 2013
  397,825     $ 0.04     September 30, 2014
  1,750,000     $ 0.10     August 16, 2015
  1,600,000     $ 0.13     August 16, 2015
  1,333,333     $ 0.15     August 16, 2015
  490,000     $ 0.10     October 22, 2015
  196,000     $ 0.13     October 22, 2015
  163,333     $ 0.15     October 22, 2015
  625,000     $ 0.10     November 2, 2015
  250,000     $ 0.13     November 2, 2015
  208,334     $ 0.15     November 2, 2015
  500,000     $ 0.10     November 19, 2015
  200,000     $ 0.13     November 19, 2015
  166,667     $ 0.15     November 19, 2015
  5,000,000     $ 0.10     February 15, 2016
  2,200,000     $ 0.13     February 15, 2016
  1,833,333     $ 0.15     February 15, 2016
  240,125     $ 1.25     October 24, 2016
  1,166,667     $ 0.18     February 10, 2017
  4,392,000     $ 0.15     June 21, 2018
  26,699,046