Annual report pursuant to Section 13 and 15(d)

12. Stock Options (Details-Option activity)

v3.7.0.1
12. Stock Options (Details-Option activity) - Stock Options [Member] - USD ($)
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Stock Options    
Number of Options outstanding beginning balance 1,407,775  
Number of Shares, Options Granted 85,088  
Number of Shares, Options Exercised 0  
Number of Shares, Options Cancelled 119,309  
Number of Shares, Options Expired 0  
Number of Options outstanding ending balance 1,373,554 1,407,775
Number of Shares exercisable ending balance 452,535 100,021
Exercise Price Per Share    
Exercise price per share beginning balance $2.82-12.00  
Exercise price per share, exercisable   $ 2.82
Exercise price per share, exercisable range $2.82 - 6.00  
Weighted Average Remaining Contractual Life 3 years 11 months 27 days 4 years 11 months 9 days
Weighted average remaining contractual life, exercisable 3 years 11 months 12 days 4 years 9 months 18 days
Aggregate Intrinsic Value    
Aggregate Intrinsic Value beginning balance $ 58,512  
Aggregate Intrinsic Value, options granted 0  
Aggregate Intrinsic Value ending balance 280,642 $ 58,512
Aggregate Intrinsic Value Exercisable $ 263,375 $ 58,512
Weighted Average Exercise Price Per Share    
Weighted Average Exercise Price per Share beginning balance $ 8.10  
Weighted Average Exercise Price per Share ending balance 8.14 $ 8.10
Weighted Average Exercise Price per Share Exercisable $ 5.29 $ 2.82