CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) (USD $)	3 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) [Abstract]
Net sales	$ 5,840,841	$ 5,577,123
Cost of goods sold	748,047	755,587
Gross profit	5,092,794	4,821,536
Operating expenses
General and administrative	1,580,763	1,091,846
Research and development	479,660	563,041
Selling and marketing	4,627,409	3,964,835
Amortization	6,648	215,609
Total operating expenses	6,694,480	5,835,331
Operating loss	(1,601,686)	(1,013,795)
Other income (expense)
Interest income	9,264	12,578
Foreign currency exchange loss	(2,695)	(9,671)
Total other income (expense)	6,569	2,907
Loss before income taxes	(1,595,117)	(1,010,888)
Income tax expense	14,175	8,467
Net loss	$ (1,609,292)	$ (1,019,355)
Basic and diluted net loss per common share (in dollars per share)	$ (0.08)	$ (0.05)
Weighted average common shares outstanding:
Basic and diluted (in shares)	20,784,900	20,743,282