CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Net revenue	$ 19,801,359	$ 18,736,669
Cost of revenue	10,456,082	10,415,913
Gross Profit	9,345,277	8,320,756
Operating expenses:
Selling and marketing	5,421,797	5,065,998
General and administrative	10,262,623	8,783,414
Research and development	1,606,662	2,128,610
Total operating expenses	17,291,082	15,978,022
Operating loss	(7,945,805)	(7,657,266)
Other income (expense):
Interest expense	(91,844)	(85,838)
Interest income	48	27
Other	17,086	(14,002)
Net loss	(8,020,515)	(7,757,079)
Unrealized gain (loss) on foreign currency translation	(3,464)	3,180
Comprehensive loss	$ (8,023,979)	$ (7,753,899)
Net loss per share - basic and diluted (in dollars per share)	$ (0.24)	$ (0.29)
Weighted-average common shares - basic and diluted (in shares)	33,481,439	26,742,345