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7. STOCK OPTION PLANS (Tables)
 12 Months Ended
Dec. 31, 2015
Schedule stock options under the Stock Option Plan
    2015     2014  
Assumptions            
             
Expected life   2.75 (yrs) - 3.5 (yrs)     2.75 (yrs) - 3.5 (yrs)  
             
Expected volatility     41.69% - 45.52 %     46.40% - 48.71 %
                 
Risk-free interest rate     0.67% - 1.57 %     0.57% - 1.32 %
                 
Expected dividend yield     0.00 %     0.00 %
2009 Stock Option Plan  
Plan Activity
   

Number of
shares

    

Weighted

average
exercise price

  
Balance as of January 1, 2014     2,315,000     $ 0.35  
Granted     50,000       0.12  
Exercised     ––       ––  
Expired     (674,500 )     0.49  
Balance as of December 31, 2014     1,690,500     $ 0.29  
Granted     1,155,000       0.49  
Exercised     (256,500 )     0.36  
Expired     (52,500 )     0.16  
Balance as of December 31, 2015     2,536,500     $ 0.38  
Schedule stock options under the Plan
      Options Outstanding     Options Exercisable  

Exercise

Prices

    

Number

Outstanding

     Weighted Average
Remaining
Contractual Life		     Weighted Average
Exercise Price		    

Number

Exercisable

     Weighted Average
Exercise Price		  
$ 0.18 to 0.25       2,115,000       2.55     $ 0.25       1,421,250     $  0.22  
$ 0.48 to 1.85       421,500       0.41     $ 1.03       226,500     $  0.07  
$ 0.18 to 1.85       2,536,500       2.96     $ 0.38       1,647,750     $ 0.29  
Directors Plan  
Plan Activity
   

Number of

shares

    

Weighted

average

exercise price

  
Balance as of January 1, 2014     270,000       0.31  
Granted     60,000       0.13  
Exercised     ––       ––  
Expired     (165,000 )     ––  
Balance as of December 31, 2014     165,000       0.24  
Granted     105,000       0.87  
Exercised     (30,000 )     0.31  
Expired     (15,000 )     0.41  
Balance as of December 31, 2015     225,000     $ 0.51  
Schedule stock options under the Plan
      Options Outstanding     Options Exercisable  
Exercise Prices    

Number

Outstanding

    

Weighted Average

Remaining
Contractual Life

    

Weighted Average

Exercise Price

    

Number

Exercisable

    

Weighted Average

Exercise Price

  
$ 0.12-0.14       45,000       3.3     $ 0.13       45,000     $ 0.13  
                                             
$ 0.16-0.20       30,000       2.0     $ 0.18       30,000     $ 0.18  
                                             
$ 0.25-0.26       30,000       1.3     $ 0.26       30,000     $ 0.26  
                                             
$ 0.35-0.36       15,000       .6     $ 0.36       15,000     $ 0.36  
                                             
$ 0.18-1.20       105,000       4.6     $ 0.87       105,000     $ 0.87  
$ 0.12-1.20       225,000       3.30     $ 0.51       225,000     $ 0.51