Consolidated Balance Sheets - USD ($)	Dec. 31, 2018	Dec. 31, 2017
CURRENT ASSETS:
Cash	$ 4,376,017	$ 8,010,161
Accounts receivable, net of allowance of $24,675 and $18,750 as of December 31, 2018, and 2017, respectively	1,019,434	652,627
Inventory	82,337	85,321
Other current assets	271,415	218,835
Total current assets	5,749,203	8,966,944
NOTE RECEIVABLE, net of current portion	29,017	71,138
PROPERTY AND EQUIPMENT, net	264,583	211,602
GOODWILL	8,101,661	8,101,661
INTANGIBLE ASSETS, net	306,575	463,578
OTHER ASSETS	9,742	67,181
Total assets	14,460,781	17,882,104
CURRENT LIABILITIES:
Accounts payable	73,334	71,578
Accrued expenses	726,918	815,350
Deferred revenue, current portion	704,536	739,980
Total current liabilities	1,504,788	1,626,908
OTHER LIABILITIES
Deferred revenue, long-term portion	29,486	87,736
Other long-term liabilities	6,802	158,407
Total liabilities	1,541,076	1,873,051
COMMITMENTS AND CONTINGENCIES (Note 12)
STOCKHOLDERS' EQUITY:
Common stock - $.001 par value; 40,000,000 shares authorized; 15,638,765 and 15,009,246 shares issued and outstanding as of December 31, 2018 and 2017, respectively	15,639	15,009
Additional paid-in capital	127,290,467	126,416,869
Accumulated deficit	(114,386,401)	(110,422,825)
Total stockholders' equity	12,919,705	16,009,053
Total liabilities and stockholders' equity	$ 14,460,781	$ 17,882,104

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130549-203045

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682