CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Sep. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 5,643,610	$ 6,013,382
Marketable securities	500,040	7,420,042
Accounts receivable, net of allowances of $199,853 and $191,285, respectively	3,253,257	6,635,262
Prepaid expenses and other current assets	1,357,254	1,742,668
Inventory	6,181	70,534
Deferred tax assets, net	533,589	205,816
Total current assets	11,293,931	22,087,704
Property and equipment, net of accumulated depreciation of $18,536,559 and $17,947,675, respectively	1,129,565	1,565,932
Deferred tax assets, net	128,990	110,060
Software development costs, net	636,799	1,116,816
Other assets	1,037,763	1,139,377
Goodwill	4,150,339	4,150,339
Other intangible assets, net	227,883	256,137
Total assets	18,605,270	30,426,365
Current liabilities:
Accounts payable	716,709	1,005,944
Accrued expenses	5,069,086	6,783,514
Deferred tax liabilities, net	89,662	89,343
Deferred revenue, net	14,589,751	16,553,519
Total current liabilities	20,465,208	24,432,320
Other long-term liabilities	1,008,067	735,089
Deferred tax liabilities, net	46,938	27,069
Deferred revenue, net	8,887,015	9,122,289
Total liabilities	30,407,228	34,316,767
Commitments and contingencies
Series A redeemable convertible preferred stock, $.001 par value, 2,000,000 shares authorized, 900,000 shares issued and outstanding, redemption value of $9,000,000	8,331,823	7,818,554
Stockholders' deficit:
Common stock - $.001 par value, 100,000,000 shares authorized, 59,083,743 and 57,194,817 shares issued, respectively and 43,555,673 and 41,666,747 shares outstanding, respectively	59,082	57,195
Additional paid-in capital	169,825,670	167,953,871
Accumulated deficit	(130,791,558)	(120,983,891)
Common stock held in treasury, at cost (15,528,070 and 15,528,070 shares, respectively)	(57,032,917)	(57,032,917)
Accumulated other comprehensive loss, net	(2,194,058)	(1,703,214)
Total stockholders' deficit	(20,133,781)	(11,708,956)
Total liabilities and stockholders' deficit	$ 18,605,270	$ 30,426,365