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OPTIONS AND WARRANTS TO PURCHASE COMMON STOCK (Tables)
3 Months Ended
Mar. 31, 2013
OPTIONS AND WARRANTS TO PURCHASE COMMON STOCK [Abstract]  
Summary of the Status of the Warrants Outstanding
No warrants were issued during the three months ended March 31, 2013. A summary of the status of the warrants outstanding and exercisable at March 31, 2013 is presented below:

 
Warrants Outstanding and Exercisable
Exercise Price
Number Outstanding
 
Weighted Average Remaining Contractual Life
 
Weighted Average Exercise Price
$ 0.75
139,340
 
2.54 years
 
$ 0.75
$ 0.78
213,402
 
2.88 years
 
$ 0.78
$ 0.80
124,481
 
2.79 years
 
$ 0.80
$ 1.00
212,000
 
2.38 years
 
$ 1.00
$ 1.15
461,340
 
8.11 years
 
$ 1.15
$ 1.97
5,000,000
 
3.72 years
 
$1.97
$ 2.00
54,367
 
3.38 years
 
$ 2.00
 
6,204,930
       
Significant Assumptions Relating to the Valuation of Stock Options
The significant assumptions relating to the valuation of the Company's options issued for the three months ended March 31, 2013 and 2012 were as follows:
 
2013
 
2012
Dividend Yield
0%
 
0%
Expected Life
5 - 10 years
 
5 years
Expected Volatility
83%
 
89%
Risk Free Interest Rate
0.88%-1.66%
 
0.72%-1.06%
Summary of the Status and Changes of the Options Granted Under the Stock Option Plans and Other Agreements
A summary of the status and changes of the options granted under stock option plans and other agreements for the period ended March 31, 2013 is as follows:

     
Weighted
     
Average
     
Exercise
 
Shares
 
Price
       
Outstanding at December 31, 2012
15,455,470
 
$ 1.04
Issued
45,867
 
1.58
Exercised
--
 
--
Outstanding at March 31, 2013
15,501,337
 
$1.04
Summary of the Status of the Options Outstanding
During the three months ended March 31, 2013, the Company issued 45,867 options to purchase the Company's common stock with an exercise price of $1.58 and grant date fair value of $50,000.  The granted options vest over a twelve-month period of time pursuant to the employee's employment agreement.  A summary of the status of the options outstanding at March 31, 2013 is presented below:

   
Options Outstanding
 
Options Exercisable
       
Weighted
 
Weighted
     
Weighted
       
Average
 
Average
     
Average
Exercise
 
Number
 
Remaining
 
Exercise
 
Number
 
Exercise
Price
 
Outstanding
 
Contractual Life
 
Price
 
Exercisable
 
Price
                     
$ 0.70
 
7,358,277
 
5.76 years
 
$ 0.70
 
7,358,277
 
$ 0.70
$ 0.83
 
3,205,134
 
7.48 years
 
$ 0.83
 
3,205,134
 
$ 0.83
$ 1.00
 
60,000
 
1.94 years
 
$ 1.00
 
60,000
 
$ 1.00
$ 1.24
 
100,000
 
3.90 years
 
$ 1.24
 
100,000
 
$ 1.24
$ 1.45
 
125,000
 
4.91 years
 
$ 1.45
 
125,000
 
$ 1.45
$1.55
 
330,000
 
8.14 years
 
$1.55
 
116,667
 
$1.55
$1.58
 
45,867
 
4.91 years
 
$1.58
 
7,644
 
$1.58
$1.66
 
3,077,059
 
9.78 years
 
$1.66
 
823,569
 
$1.66
$ 1.75
 
300,000
 
9.24 years
 
$ 1.75
 
165,000
 
$ 1.75
$ 1.90
 
900,000
 
8.46 years
 
$ 1.90
 
475,000
 
$ 1.90
   
15,501,337
     
$ 1.04
 
12,436,291
 
$ 0.88