INCOME TAXES (Details 2) - USD ($)	Dec. 31, 2018	Dec. 31, 2017
Current deferred tax asset (liabilities):
Accounts payable and accrued expenses	$ 82,000	$ 54,000
Accounts receivable	(1,026,000)	(1,127,000)
Allowance for doubtful accounts	46,000	44,000
Prepaid expenses	(75,000)	(110,000)
Deferred revenue	376,000	554,000
Net current deferred tax liability	(597,000)	(585,000)
Long-term deferred tax asset:
NOL - State	4,000	24,000
Foreign tax credit	38,000	52,000
Book - Tax depreciation	0	(7,000)
Net long-term deferred tax asset	42,000	69,000
Net deferred tax liability	$ (555,000)	$ (516,000)