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STOCK OPTION PLAN AND WARRANTS (Tables)
3 Months Ended
Mar. 31, 2016
STOCK OPTION PLAN AND WARRANTS [Abstract]  
Summary of the status of stock options
A summary of the status of stock options outstanding under the Plan as of March 31, 2016 and December 31, 2015 is as follows:

 
 
3/31/2016
  
12/31/2015
 
 
 
Number of
Shares
  
Weighted
Average
Exercise
Price
  
Number of
Shares
  
Weighted
Average
 Exercise
Price
 
Outstanding at beginning of year
  
11,103,275
  
$
0.78
   
11,033,675
  
$
1.05
 
Granted
  
-
       
6,299,600
  
$
0.29
 
Exercised
  
-
       
-
     
Expired and Cancelled
  
(2,074,848
)
 
$
0.31
   
(6,230,000
)
 
$
0.77
 
 
  
9,028,427
  
$
0.86
   
11,103,275
     
 
                
Outstanding, end of period
  
9,028,427
  
$
0.86
   
11,103,275
  
$
0.78
 
 
                
Exercisable at end of period
  
9,028,427
  
$
0.86
   
10,328,925
  
$
0.82
 
Stock options outstanding by price range
Stock options outstanding at March 31, 2016 are as follows:

Range of Exercise Prices
  
Options
Outstanding
  
Weighted
Average
Remaining
Contractual
Life
  
Weighted
Average
Exercise
Price
  
Options
Exercisable
 
$
0.01 - $1.50
   
7,396,093
   
3.0
  
$
0.65
   
7,396,093
 
$
1.51 - $3.00
   
1,507,334
   
2.3
  
$
1.67
   
1,507,334
 
$
3.01 - $5.00
   
125,000
   
2.1
  
$
3.11
   
125,000
 
     
9,028,427
   
2.8
  
$
0.86
   
9,028,427
 
Summary of warrant activity
SUMMARY OF WARRANTS

  
3/31/2016
  
12/31/2015
 
  
Number of
Warrants
  
Weighted
 Average
Exercise Price
  
Number of
Warrants
  
Weighted
Average
Exercise Price
 
Outstanding at beginning of year
  
50,957,780
  
$
0.52
   
16,446,351
  
$
1.44
 
Granted
  
1,400,000
  
$
0.64
   
87,825,204
  
$
0.42
 
Exercised
  
-
  
$
-
   
(53,095,204
)
 
$
0.66
 
Cashless Exercises
  
-
  
$
-
   
-
   
-
 
Expired and Cancelled
          
(218,571
)
 
$
0.66
 
   
52,357,780
  
$
0.52
   
50,957,780
  
$
0.52
 
                 
Outstanding, end of period
  
52,357,780
  
$
0.52
   
50,957,780
  
$
0.52
 
                 
Exercisable at end of period
  
52,357,780
  
$
0.52
   
50,957,780
  
$
0.52