Condensed Consolidated Statements of Cash Flows - USD ($)	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Operating activities:
Net income (loss)	$ 1,131,000	$ (111,000)
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	40,000	50,000
Software amortization	187,000	174,000
Stock-based compensation	53,000	59,000
Deferred income tax benefit	201,000	0
Forgiveness income from PPP Loan (Note L)	(931,000)	0
Changes in operating assets and liabilities:
Accounts receivable, net	(590,000)	228,000
Inventories	(59,000)	95,000
Prepaid expenses and other current assets	46,000	(108,000)
Accounts payable	(242,000)	186,000
Accrued expenses and other current liabilities	(22,000)	(79,000)
Net cash provided by (used for) operating activities	(186,000)	494,000
Investing activities:
Capitalized software development costs	(123,000)	(22,000)
Purchases of property and equipment	(10,000)	(75,000)
Net cash used for investing activities	(133,000)	(97,000)
Financing activities:
Stock for tax withholding	(24,000)	0
Net cash used for financing activities	(24,000)	0
Effect of exchange rate changes on cash	(50,000)	(90,000)
Change in cash and cash equivalents	(393,000)	307,000
Cash and cash equivalents at beginning of period	8,605,000	5,118,000
Cash and cash equivalents at end of period	8,212,000	5,425,000
Non-Cash investing and financing activities:
Purchase of property and equipment in accounts payable	$ 3,000	$ 25,000