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Stock-Based Compensation (Details) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Stock-based compensation expenses $ 209,864 $ 204,678
Total compensation cost not yet recognized $ 471,914  
Total compensation cost not yet recognized, Period for recognition 2 years 9 months 25 days  
Cost of revenues    
Stock-based compensation expenses $ 19,322 21,597
Research and development    
Stock-based compensation expenses 40,951 54,679
Sales and marketing    
Stock-based compensation expenses 62,898 33,030
General and administrative    
Stock-based compensation expenses $ 86,693 $ 95,372