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STOCK OPTION PLAN (Tables)
6 Months Ended
Jun. 30, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]
Stock option transactions during the six months ended June 30, 2013 were as follows:
  
 
 
Six months ended June 30, 2013
 
 
 
Shares
 
Weighted -
Average
Exercise Price
 
Outstanding at Beginning of Year
 
 
5,038,512
 
$
0.91
 
Granted
 
 
140,000
 
 
1.71
 
Exercised
 
 
(184,500)
 
 
-
 
Forfeited or Canceled
 
 
(143,500)
 
 
1.12
 
Outstanding at End of Period
 
 
4,850,512
 
 
0.93
 
 
 
 
 
 
 
 
 
Options Exercisable at Period-End
 
 
3,628,628
 
 
1.24
 
Weighted-Average Fair Value of Options Granted During the Period
 
$
0.28
 
 
 
 
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding and Exercisable [Table Text Block]
Information with respect to stock options outstanding and exercisable as of June 30, 2013 is as follows:
 
 
 
Options Outstanding
 
Options Exercisable
 
 
 
Number
 
 
Weighted -
 
 
 
Number
 
 
 
 
 
 
Outstanding
 
 
Average
 
Weighted -
 
Exercisable
 
 
Weighted -
 
Range of
 
at
 
 
Remaining
 
Average
 
At
 
 
Average
 
Exercise
 
June 30,
 
 
Contractual
 
Exercise
 
June 30,
 
 
Exercise
 
Prices
 
2013
 
 
Life
 
Price
 
2013
 
 
Price
 
$ 0.10 - $1.75
 
 
4,850,512
 
 
8.2 Years
 
$
0.93
 
 
3,628,628
 
 
$
1.24
 
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
The fair value of each option granted is estimated on the date of grant using the Black-Scholes option-pricing model with the following weighted-average assumptions used for options granted.
 
 
 
2013
 
 
Expected Life
 
 
5 yrs
 
 
Dividend Yield
 
 
0
%
 
Expected Volatility
 
 
26.28
%
 
Risk-Free Interest Rate
 
 
0.85
%