Condensed Consolidated Statements of Operations (Unaudited) (USD $)	3 Months Ended	6 Months Ended
Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Condensed Consolidated Statements of Operations [Abstract]
Product revenues	$ 9,762,822	$ 8,700,937	$ 20,844,886	$ 17,414,817
Cost of product revenues	1,594,189	1,782,108	3,354,559	3,600,293
GROSS MARGIN	8,168,633	6,918,829	17,490,327	13,814,524
Operating costs:
Research and development	1,108,774	1,250,411	2,432,418	2,360,078
Marketing and sales	3,288,573	3,137,985	7,261,797	6,751,784
General and administrative	2,554,787	2,247,066	5,012,034	4,710,230
Gain on sale of assets	(750,000)		(750,000)
TOTAL OPERATING COSTS	6,202,134	6,635,462	13,956,249	13,822,092
INCOME (LOSS) FROM OPERATIONS	1,966,499	283,367	3,534,078	(7,568)
Loss on change in fair value of warrants	(875,437)	(157,015)	(3,064,370)	(356,290)
Other income	19,533	61,842	35,987	127,569
NET INCOME (LOSS)	$ 1,110,595	$ 188,194	$ 505,695	$ (236,289)
BASIC NET INCOME (LOSS) PER COMMON SHARE	$ 0.05	$ 0.01	$ 0.02	$ (0.01)
DILUTED NET INCOME (LOSS) PER COMMON SHARE	$ 0.04	$ 0.01	$ 0.02	$ (0.01)
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING, BASIC	24,539,627	24,187,569	24,412,221	24,155,194
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING, DILUTED	26,813,329	24,566,476	26,334,058	24,155,194

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