Quarterly report pursuant to sections 13 or 15(d)

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

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3. STOCK OPTION PLAN AND STOCK-BASED COMPENSATION (Details 2) (USD $)
Mar. 31, 2013
Vested or Expected to Vest  
Number of Options 7,926,400
Weighted Average Exercise Price Per Share $ 0.43
Weighted Average Remaining Contractual Life (Years) 4 years 7 months 17 days
Aggregate Intrinsic Value $ 378,000
Exercisable Options  
Number of Shares Exercisable 0.32
Weighted Average Remaining Contractual Life (Years) 4 years 6 months
Aggregate Intrinsic Value 299,250
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 0.1
Number of Options 1,800,000
Weighted Average Exercise Price Per Share $ 0.1
Weighted Average Remaining Contractual Life (Years) 3 years 7 months 17 days
Aggregate Intrinsic Value 378,000
Exercisable Options  
Number of Shares Exercisable 0.1
Weighted Average Remaining Contractual Life (Years) 3 years 8 months 1 day
Aggregate Intrinsic Value 299,250
Range 2
 
Vested or Expected to Vest  
Exercise Price 0.42
Number of Options 98,000
Weighted Average Exercise Price Per Share $ 0.42
Weighted Average Remaining Contractual Life (Years) 7 years 9 months 4 days
Aggregate Intrinsic Value   
Exercisable Options  
Number of Shares Exercisable 0.42
Weighted Average Remaining Contractual Life (Years) 0 years
Aggregate Intrinsic Value   
Range 3
 
Vested or Expected to Vest  
Exercise Price 0.5
Number of Options 5,830,000
Weighted Average Exercise Price Per Share $ 0.5
Weighted Average Remaining Contractual Life (Years) 7 years 9 months 4 days
Aggregate Intrinsic Value   
Exercisable Options  
Number of Shares Exercisable 0.5
Weighted Average Remaining Contractual Life (Years) 5 years 5 months 5 days
Aggregate Intrinsic Value   
ExercisePriceRange3Member
 
Vested or Expected to Vest  
Exercise Price 1
Number of Options 120,000
Weighted Average Exercise Price Per Share $ 1
Weighted Average Remaining Contractual Life (Years) 5 years 9 months 4 days
Aggregate Intrinsic Value   
Exercisable Options  
Number of Shares Exercisable 1
Weighted Average Remaining Contractual Life (Years) 5 years 9 months 4 days
Aggregate Intrinsic Value   
Range 4
 
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) 2 years 6 months
Aggregate Intrinsic Value   
Exercisable Options  
Number of Shares Exercisable 1.85
Weighted Average Remaining Contractual Life (Years) 2 years 6 months
Aggregate Intrinsic Value