Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (936,757)	$ (2,143,491)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	104,820	106,793
Noncash stock-based compensation expense	96,800	298,030
Deferred rent	(11,108)	(8,779)
Changes in assets and liabilities:
Decrease in accounts receivable	141,438	467,911
(Increase) in inventory	(5,230)	(1,479)
(Increase) decrease in other current assets	(112,436)	19,343
Decrease in other assets	1,500
Increase in accounts payable and accrued expenses	61,797	395,120
(Decrease) increase in deferred revenue	(157,787)	97,340
Net cash used in operating activities	(816,963)	(769,212)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(9,534)	(22,747)
Collection of note receivable	13,267	9,577
Net cash provided by (used in) investing activities	3,733	(13,170)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net proceeds from issuance of common stock from exercise of stock options	10,100
Net proceeds from issuance of common stock from exercise of warrants	14,300
Purchase and retirement of common stock		(1,096,608)
Net cash provided by (used in) financing activities	24,400	(1,096,608)
Net decrease in cash and cash equivalents	(788,830)	(1,878,990)
CASH, beginning of period	3,092,172	5,953,257
CASH, end of period	$ 2,303,342	$ 4,074,267