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Accrued Compensation
12 Months Ended
Dec. 31, 2018
Compensation Related Costs [Abstract]  
Accrued Compensation

6. Accrued Compensation

 

Accrued compensation consisted of the following at December 31, 2018 and 2017:

 

    As of December 31,  
    2018     2017  
Accrued vacation   $ 267,000     $ 290,000  
Accrued salaries     251,000       278,000  
Accrued bonuses     32,000       61,000  
Accrued commissions     22,000       17,000  
Total accrued compensation   $ 572,000     $ 646,000