CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net (loss) income	$ (1,063,394)	$ 306,273
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities:
Depreciation and amortization	277,798	192,387
Amortization of bond premium	0	1,349
Stock-based compensation	376,511	246,666
Provision for uncollectible accounts	0	(96,000)
Provision for sales returns	(810,600)	(108,000)
Provision for inventory reserves	24,000	(19,000)
Provision for deferred income taxes	(110,171)	210,578
Loss on abandonment of assets	2,201	0
Changes in assets and liabilities:
Accounts receivable	2,251,972	886,853
Interest receivable	0	(3,907)
Inventory	(1,347,239)	(852,629)
Prepaid expenses and other assets, net	(21,111)	(254,883)
Accounts payable	340,080	471,571
Accrued cooperative advertising	106,356	(6,000)
Accrued income taxes	2,961	4,388
Other accrued liabilities	(91,051)	(110,697)
Net cash (used in) provided by operating activities	(61,687)	868,949
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(28,325)	(87,997)
Patent, license rights, and trademark costs	(7,668)	(9,577)
Net cash used in investing activities	(35,993)	(97,574)
CASH FLOWS FROM FINANCING ACTIVITIES:
Stock option exercises	0	9,000
Net cash provided by financing activities	0	9,000
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(97,680)	780,375
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	2,573,405	11,860,842
CASH AND CASH EQUIVALENTS, END OF PERIOD	2,475,725	12,641,217
Supplemental disclosures of cash flow information:
Cash paid during the period for interest	130	740
Cash paid during the period for income taxes	$ 0	$ 7,050