CONDENSED STATEMENTS OF OPERATIONS - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Income Statement [Abstract]
Services revenues	$ 7,868,000	$ 5,512,000	$ 14,894,000	$ 9,816,000
Products revenues	377,000	337,000	770,000	800,000
Total Net Sales	8,245,000	5,849,000	15,664,000	10,616,000
Cost of services	4,964,000	4,105,000	9,368,000	7,924,000
Cost of goods sold	276,000	246,000	545,000	565,000
Total Cost of Sales	5,240,000	4,351,000	9,913,000	8,489,000
Gross Profit	3,005,000	1,498,000	5,751,000	2,127,000
Operating Expenses:
Selling	719,000	831,000	1,622,000	1,719,000
Marketing	566,000	427,000	1,170,000	853,000
General and administrative	1,467,000	814,000	2,474,000	1,867,000
Total Operating Expenses	2,752,000	2,072,000	5,266,000	4,439,000
Operating Income (Loss)	253,000	(574,000)	485,000	(2,312,000)
Other income	7,000	2,000	12,000	5,000
Income (Loss) Before Income Taxes	260,000	(572,000)	497,000	(2,307,000)
Income tax expense (benefit)	76,000	(38,000)	149,000	(582,000)
Net Income (Loss)	$ 184,000	$ (534,000)	$ 348,000	$ (1,725,000)
Net income (loss) per share:
Basic	$ 0.02	$ (0.05)	$ 0.03	$ (0.15)
Diluted	$ 0.02	$ (0.05)	$ 0.03	$ (0.15)
Shares used in calculation of net income (loss) per share:
Basic	11,804,000	11,674,000	11,812,000	11,667,000
Diluted	12,076,000	11,674,000	12,040,000	11,667,000