Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Jun. 30, 2018	Dec. 31, 2017
CURRENT ASSETS
Cash	$ 1,117,179	$ 1,176,551
Accounts receivable, net of allowance for doubtful accounts of $176,232 and $149,980, respectively	6,648,997	7,492,597
Prepaid expenses	217,164	297,131
Other current assets	14,479	11,463
Total current assets	7,997,819	8,977,742
Property and equipment, net	1,186,189	552,538
Intangible assets, net	911,092	97,925
Other assets	95,075	46,714
TOTAL ASSETS	10,190,175	9,674,919
CURRENT LIABILITIES
Accounts payable and accrued expenses	1,606,241	2,586,045
Notes payable, related parties, current portion, net of discount of $70,419 and $-0-, respectively	329,581	0
Convertible notes payable, current portion	50,000	50,000
Deferred revenue, current portion	6,353,591	7,564,587
Capital lease liability, current portion	112,227	0
Patent settlement liability, current portion	0	112,500
Total current liabilities	11,809,473	15,439,878
LONG TERM LIABILITIES
Line of credit, long term	4,400,000	2,650,000
Notes payable, related parties, long term, net of current portion, net of discount of $-0- and $117,365, respectively	0	282,635
Notes payable, long term, net of current portion, net of discount of $217,313 and $279,402, respectively	485,187	423,098
Convertible notes payable, related parties, long term, net of current portion	5,770,000	5,770,000
Convertible notes payable, long term, net of current portion	200,000	350,000
Deferred revenue, long term, net of current portion	1,717,072	1,952,366
Capital lease liability, long term, net of current portion	236,830	0
TOTAL LIABILITIES	24,618,562	26,867,977
COMMITMENTS AND CONTINGENCIES (See Note 10)
SHAREHOLDERS' (DEFICIT)
Common stock, 500,000,000 shares authorized, 150,409,472 and 148,542,805 issued and outstanding, respectively, at $0.001 par value	150,411	148,544
Additional paid in capital - preferred	999,750	999,750
Additional paid in capital - common	55,040,162	54,379,454
Accumulated other comprehensive (loss)	(418,405)	(397,237)
Accumulated (deficit)	(70,200,555)	(72,323,819)
TOTAL SHAREHOLDERS' (DEFICIT)	(14,428,387)	(17,193,058)
TOTAL LIABILITIES AND SHAREHOLDERS' (DEFICIT)	10,190,175	9,674,919
Series A Preferred Stock [Member]
SHAREHOLDERS' (DEFICIT)
Preferred stock	0	0
Series B Preferred Stock [Member]
SHAREHOLDERS' (DEFICIT)
Preferred stock	0	0
Series C Preferred Stock [Member]
SHAREHOLDERS' (DEFICIT)
Preferred stock	0	0
Series D Preferred Stock [Member]
SHAREHOLDERS' (DEFICIT)
Preferred stock	250	250
Conversion Feature Liability Related Parties [Member]
CURRENT LIABILITIES
Derivative liabilities, current	961,222	1,604,723
Conversion Feature Liability [Member]
CURRENT LIABILITIES
Derivative liabilities, current	62,099	81,224
Warrant Liability Related Parties [Member]
CURRENT LIABILITIES
Derivative liabilities, current	1,388,832	2,196,570
Warrant Liability [Member]
CURRENT LIABILITIES
Derivative liabilities, current	$ 945,680	$ 1,244,229