CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Net revenue	$ 22,642,728	$ 21,277,415
Operating expenses:
Cost of revenue	11,733,700	10,460,994
Selling and marketing	5,560,637	5,988,746
General and administrative	9,708,347	8,097,122
Research and development	1,321,897	1,611,582
Total operating expenses	28,324,581	26,158,444
Operating loss	(5,681,853)	(4,881,029)
Other income (expense):
Interest expense	(20,718)	(10,578)
Interest income	149	682
Other		221,802
Loss before income tax provision	(5,702,422)	(4,669,123)
Income tax provision		1,256
Net loss	(5,702,422)	(4,670,379)
Unrealized loss on foreign currency translation	(73,217)	(8,585)
Comprehensive loss	$ (5,775,639)	$ (4,678,964)
Net loss per share - basic and diluted	$ (0.30)	$ (0.26)
Weighted-average common shares - basic and diluted	19,124,806	17,791,584