CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Net Revenue	$ 5,100,649	$ 5,574,649	$ 17,730,785	$ 14,914,212
Operating expenses:
Cost of revenue	2,538,176	2,738,693	8,040,003	7,392,756
Selling and marketing	1,251,054	1,554,430	4,107,639	4,395,400
General and administrative	2,268,517	2,021,654	6,493,079	5,417,635
Research and development	452,734	319,271	838,622	1,279,501
Total operating expenses	6,510,481	6,634,048	19,479,343	18,485,292
Operating loss	(1,409,832)	(1,059,399)	(1,748,558)	(3,571,080)
Other income (expense):
Interest expense	(5,804)	(2,702)	(11,379)	(7,759)
Interest income	96	185	162	448
Other				(1,854)
Loss before provision for income taxes	(1,415,540)	(1,061,916)	(1,759,775)	(3,580,245)
Provision for income taxes				1,256
Net loss	(1,415,540)	(1,061,916)	(1,759,775)	(3,581,501)
Unrealized gain (loss) on foreign currency translation	(25,593)	9,045	(25,593)	(4,397)
Total comprehensive loss	$ (1,441,133)	$ (1,052,871)	$ (1,785,368)	$ (3,585,898)
Net loss per share - basic and diluted	$ (0.07)	$ (0.06)	$ (0.09)	$ (0.20)
Weighted-average shares - basic and diluted	19,537,232	18,314,379	18,979,010	17,612,982