STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Income Statement [Abstract]
Services revenues	$ 5,512,000	$ 6,163,000	$ 9,816,000	$ 11,780,000
Products revenues	337,000	454,000	800,000	915,000
Total Net Sales	5,849,000	6,617,000	10,616,000	12,695,000
Cost of services	4,105,000	4,199,000	7,924,000	7,982,000
Cost of goods sold	246,000	302,000	565,000	630,000
Total Cost of Sales	4,351,000	4,501,000	8,489,000	8,612,000
Gross Profit	1,498,000	2,116,000	2,127,000	4,083,000
Operating Expenses:
Selling	831,000	1,036,000	1,719,000	2,144,000
Marketing	427,000	257,000	853,000	527,000
General and administrative	814,000	1,110,000	1,867,000	2,270,000
Total Operating Expenses	2,072,000	2,403,000	4,439,000	4,941,000
Operating Loss	(574,000)	(287,000)	(2,312,000)	(858,000)
Other income	2,000	15,000	5,000	32,000
Loss Before Taxes	(572,000)	(272,000)	(2,307,000)	(826,000)
Income tax benefit	(38,000)	(185,000)	(582,000)	(417,000)
Net Loss	(534,000)	(87,000)	(1,725,000)	(409,000)
Other comprehensive loss, net of tax:
Unrealized gain on available for sale securities	0	2,000	0	11,000
Comprehensive Loss	$ (534,000)	$ (85,000)	$ (1,725,000)	$ (398,000)
Net loss per share:
Basic	$ (0.05)	$ (0.01)	$ (0.15)	$ (0.04)
Diluted	$ (0.05)	$ (0.01)	$ (0.15)	$ (0.04)
Shares used in calculation of net loss per share:
Basic	11,674,000	11,612,000	11,667,000	11,618,000
Diluted	11,674,000	11,612,000	11,667,000	11,618,000