Consolidated Statements of Operations (Unaudited) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Consolidated Statements of Operations [Abstract]
Subscription revenue	$ 7,826,701	$ 6,747,585	$ 22,647,158	$ 20,201,463
Cost of sales of subscription revenue	1,475,495	1,550,435	5,006,705	4,623,673
Gross profit	6,351,206	5,197,150	17,640,453	15,577,790
Operating expenses:
Sales and marketing	1,908,668	1,656,187	5,459,591	4,988,681
Product development	660,620	574,066	1,740,619	1,562,224
General and administrative expenses	2,937,199	2,632,106	8,865,783	8,384,599
Total operating expenses	5,506,487	4,862,359	16,065,993	14,935,504
Other income (expenses):
Interest and other income	15,649	19,321	47,921	61,646
Interest expense	(531)	(65,145)	(128,133)	(214,807)
Total other income (expenses)	15,118	(45,824)	(80,212)	(153,161)
Income before income taxes and discontinued operations	859,837	288,967	1,494,248	489,125
Income tax expense (benefit)
Income from continuing operations	859,837	288,967	1,494,248	489,125
(Loss) income from discontinued operations, net of income tax expense of $0, $0, $0, and $0, respectively	(194,313)	1,231	(12,844,365)	1,253,481
Net income (loss)	$ 665,524	$ 290,198	$ (11,350,117)	$ 1,742,606
Per share amounts - basic:
Income from continuing operations	$ 0.08	$ 0.03	$ 0.14	$ 0.05
Net income (loss)	$ 0.06	$ 0.03	$ (1.06)	$ 0.16
Per share amounts - diluted:
Income from continuing operations	$ 0.08	$ 0.02	$ 0.14	$ 0.05
Net income (loss)	$ 0.06	$ 0.02	$ (1.03)	$ 0.16
Weighted average number of common shares outstanding:
Basic	10,702,509	10,599,031	10,670,966	10,572,288
Diluted	11,093,888	10,997,157	10,993,436	10,835,602