1. UNAUDITED INTERIM FINANCIAL STATEMENTS: Income (Loss) Per Share: Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($)		3 Months Ended		6 Months Ended
		Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Net income (loss):
Net income (loss) from continuing operations		$ 27,654	$ 16,166	$ (67,864)	$ 46,680
Income (loss) from discontinued operations - See Note 8	[1]	(21,669)	(31,844)	180,287	(57,169)
Net Income (Loss) Attributable to Parent		5,985	(15,678)	112,423	(10,489)
Preferred stock dividends		(3,363)	(6,725)	(10,087)	(13,449)
Net income (loss) available to common stockholders		$ 2,622	$ (22,403)	$ 102,336	$ (23,938)
Basic income (loss) per share:
Weighted average shares and share equivalents outstanding - basic		11,871,009	11,871,009	11,871,009	11,871,009
Basic income (loss) per share:
Income (Loss) from Continuing Operations, Per Basic Share		$ 0.00	$ 0.00	$ (0.01)	$ 0.00
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share	[1]	(0.00)	(0.00)	0.02	(0.00)
Basic income (loss) per share		$ 0.00	$ (0.00)	$ 0.01	$ (0.00)
Diluted income (loss) per share:
Shares used in diluted income (loss) per share		14,753,128	14,845,591	11,871,009	14,687,328
Diluted income (loss) per share:
Income (Loss) from Continuing Operations, Per Diluted Share		$ 0.00	$ 0.00	$ (0.01)	$ 0.00
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share	[1]	(0.00)	(0.00)	0.02	(0.00)
Diluted income (loss) per share		$ 0.00	$ (0.00)	$ 0.01	$ (0.00)
Computation of shares used in income (loss) per share:
Weighted average shares and share equivalents outstanding - basic		11,871,009	11,871,009	11,871,009	11,871,009
Effect of preferred stock		$ 987,102	$ 987,102	$ 0	$ 987,102
Effect of dilutive stock options		1,670,017	1,752,619	0	1,602,083
Effect of dilutive warrants		$ 225,000	$ 234,861	$ 0	$ 227,134
Weighted average shares and share equivalents outstanding - diluted		14,753,128	14,845,591	11,871,009	14,687,328

[1] Note 8