BALANCE SHEETS - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 9,222,343	$ 8,717,899
Marketable securities	0	245,474
Accounts receivable, net of allowance of $30,000	2,090,676	1,927,428
Other current assets	487,257	555,871
Total current assets	11,800,276	11,446,672
Property and equipment, net	430,324	395,026
Goodwill	1,954,460	1,954,460
Other assets	23,763	33,999
Total assets	14,208,823	13,830,157
Current liabilities:
Deferred revenue	8,088,958	7,436,764
Accounts payable	96,725	78,267
Accrued expenses	1,282,126	1,241,317
Total current liabilities	9,467,809	8,756,348
Deferred taxes on income, net	762,403	759,454
Other liabilities	12,574	4,314
Total liabilities	10,242,786	9,520,116
Commitments and contingencies
Stockholders' equity:
Preferred stock, $.01 par value; authorized 5,000,000 shares; none issued	0	0
Common stock, $.01 par value; authorized 32,500,000 shares; issued and outstanding 10,722,401 and 10,722,321 shares, respectively	107,224	107,223
Additional paid-in capital	29,419,463	29,279,791
Accumulated deficit	(25,560,650)	(25,076,973)
Total stockholders' equity	3,966,037	4,310,041
Total liabilities and stockholders' equity	$ 14,208,823	$ 13,830,157