CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS [Abstract]
Net revenue	$ 5,403,537	$ 5,100,649	$ 13,220,188	$ 17,730,785
Operating expenses:
Cost of revenue	2,768,894	2,538,176	7,895,870	8,040,003
Selling and marketing	1,195,988	1,251,054	4,145,115	4,107,639
General and administrative	2,407,544	2,268,517	6,686,559	6,493,079
Research and development	426,105	452,734	1,695,851	838,622
Total operating expenses	6,798,531	6,510,481	20,423,395	19,479,343
Operating loss	(1,394,994)	(1,409,832)	(7,203,207)	(1,748,558)
Other income (expense):
Interest expense	(20,497)	(5,804)	(66,556)	(11,379)
Interest income	3	96	24	162
Net loss	(1,415,488)	(1,415,540)	(7,269,739)	(1,759,775)
Unrealized gain (loss) on foreign currency translation	968	(25,593)	(1,338)	(25,593)
Total comprehensive loss	$ (1,414,520)	$ (1,441,133)	$ (7,271,077)	$ (1,785,368)
Net loss per share - basic and diluted	$ (0.05)	$ (0.07)	$ (0.29)	$ (0.09)
Weighted-average shares - basic and diluted	26,362,842	19,537,232	24,709,185	18,979,010