Quarterly report pursuant to Section 13 or 15(d)

4. STOCK OPTION PLAN AND STOCK-BASED COMPENSATION (Details 2)

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4. STOCK OPTION PLAN AND STOCK-BASED COMPENSATION (Details 2) (USD $)
6 Months Ended
Jun. 30, 2014
Dec. 31, 2013
Vested or Expected to Vest    
Number of Options 6,754,620 5,741,400
Weighted Average Exercise Price Per Share $ 0.53  
Weighted Average Remaining Contractual Life (Years) 4 years 4 months 10 days  
Aggregate Intrinsic Value $ 1,033,120  
Exercisable Options    
Number of Shares Exercisable 5,871,400  
Weighted Average Exercise Price Per Share $ 0.45  
Weighted Average Remaining Contractual Life (Years) 3 years 8 months 23 days  
Aggregate Intrinsic Value 1,033,120 5,061,256
Minimum [Member]
   
Vested or Expected to Vest    
Exercise Price $ 0.10  
Maximum [Member]
   
Vested or Expected to Vest    
Exercise Price $ 1.85  
Range 1
   
Vested or Expected to Vest    
Exercise Price $ 0.10  
Number of Options 1,795,000  
Weighted Average Exercise Price Per Share $ 0.10  
Weighted Average Remaining Contractual Life (Years) 2 years 4 months 17 days  
Aggregate Intrinsic Value 825,700  
Exercisable Options    
Number of Shares Exercisable 1,795,000  
Weighted Average Exercise Price Per Share $ 0.10  
Weighted Average Remaining Contractual Life (Years) 2 years 4 months 17 days  
Aggregate Intrinsic Value 825,700  
Range 2
   
Vested or Expected to Vest    
Exercise Price $ 0.42  
Number of Options 63,000  
Weighted Average Exercise Price Per Share $ 0.42  
Weighted Average Remaining Contractual Life (Years) 6 years 6 months 4 days  
Aggregate Intrinsic Value 8,820  
Exercisable Options    
Number of Shares Exercisable 63,000  
Weighted Average Exercise Price Per Share $ 0.42  
Weighted Average Remaining Contractual Life (Years) 6 years 6 months 4 days  
Aggregate Intrinsic Value 8,820  
Range 3
   
Vested or Expected to Vest    
Exercise Price $ 0.50  
Number of Options 3,310,000  
Weighted Average Exercise Price Per Share $ 0.50  
Weighted Average Remaining Contractual Life (Years) 3 years 10 months 2 days  
Aggregate Intrinsic Value 198,600  
Exercisable Options    
Number of Shares Exercisable 3,310,000  
Weighted Average Exercise Price Per Share $ 0.50  
Weighted Average Remaining Contractual Life (Years) 3 years 10 months 2 days  
Aggregate Intrinsic Value 198,600  
Range 4
   
Vested or Expected to Vest    
Exercise Price $ 0.57  
Number of Options 266,720  
Weighted Average Exercise Price Per Share $ 0.57  
Weighted Average Remaining Contractual Life (Years) 4 years 1 month 13 days  
Aggregate Intrinsic Value     
Exercisable Options    
Number of Shares Exercisable 100,000  
Weighted Average Exercise Price Per Share $ 0.57  
Weighted Average Remaining Contractual Life (Years) 4 years 1 month 13 days  
Aggregate Intrinsic Value     
Range 5
   
Vested or Expected to Vest    
Exercise Price $ 0.69  
Number of Options 100,000  
Weighted Average Exercise Price Per Share $ 0.69  
Weighted Average Remaining Contractual Life (Years) 9 years 8 months 16 days  
Aggregate Intrinsic Value     
Exercisable Options    
Number of Shares Exercisable 100,000  
Weighted Average Exercise Price Per Share $ 0.69  
Weighted Average Remaining Contractual Life (Years) 9 years 8 months 16 days  
Aggregate Intrinsic Value     
Range 6
   
Vested or Expected to Vest    
Exercise Price $ 1.00  
Number of Options 112,500  
Weighted Average Exercise Price Per Share $ 1.00  
Weighted Average Remaining Contractual Life (Years) 4 months 17 days  
Aggregate Intrinsic Value     
Exercisable Options    
Number of Shares Exercisable 112,500  
Weighted Average Exercise Price Per Share $ 1.00  
Weighted Average Remaining Contractual Life (Years) 4 months 17 days  
Aggregate Intrinsic Value     
Range 7
   
Vested or Expected to Vest    
Exercise Price $ 1.21  
Number of Options 1,029,000  
Weighted Average Exercise Price Per Share $ 1.21  
Weighted Average Remaining Contractual Life (Years) 9 years 7 months 6 days  
Aggregate Intrinsic Value     
Exercisable Options    
Number of Shares Exercisable 312,500  
Weighted Average Exercise Price Per Share $ 1.21  
Weighted Average Remaining Contractual Life (Years) 9 years 7 months 17 days  
Aggregate Intrinsic Value     
Range 8
   
Vested or Expected to Vest    
Exercise Price $ 1.85  
Number of Options 78,400  
Weighted Average Exercise Price Per Share $ 1.85  
Weighted Average Remaining Contractual Life (Years) 1 year 3 months  
Aggregate Intrinsic Value     
Exercisable Options    
Number of Shares Exercisable 78,400  
Weighted Average Exercise Price Per Share $ 1.85  
Weighted Average Remaining Contractual Life (Years) 1 year 3 months  
Aggregate Intrinsic Value