CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) (USD $)	3 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) [Abstract]
Net sales	$ 4,653,123	$ 3,035,499
Cost of goods sold	709,566	510,696
Gross profit	3,943,557	2,524,803
Operating expenses
General and administrative	1,021,858	850,509
Research and development	455,760	400,629
Selling and marketing	3,594,142	1,988,526
Amortization	212,315	210,768
Total operating expenses	5,284,075	3,450,432
Operating loss	(1,340,518)	(925,629)
Other income (expense)
Interest income	17,834	13,628
Interest expense	0	(1,947)
Foreign currency exchange gain	5,308	1,790
Total other income (expense)	23,142	13,471
Loss before income taxes	(1,317,376)	(912,158)
Income tax expense	13,931	17,150
Net loss	$ (1,331,307)	$ (929,308)
Basic and diluted loss per common share	$ (0.06)	$ (0.06)
Basic and diluted	20,629,000	15,307,000