BALANCE SHEETS (USD $)	Dec. 31, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 1,225,426	$ 1,728,222
Accounts receivable from related party	552,572	2,662
Trade accounts receivable	47,560	55,892
Inventory	158,238	107,758
Prepaid expenses	417,772	217,387
Total current assets	2,401,568	2,111,921
Fixed assets, net	126,946	289,011
Intangible assets, net	399,131	514,584
Other assets	38,001	38,001
Total assets	2,965,646	2,953,517
Current liabilities:
Accounts payable	479,182	369,306
Accrued expenses	165,745	182,597
Deferred revenue	1,628,264	824,845
Current portion of convertible long-term debt	0	13,000,000
Total current liabilities	2,273,191	14,376,748
Convertible long-term debt	14,316,255	0
Total liabilities	16,589,446	14,376,748
Stockholders' deficit:
Convertible preferred stock, $0.001 par value - 6,000,000 shares authorized; 5,500,000 and 5,000,000 shares issued and outstanding at December 31, 2012 and 2011, respectively; aggregate liquidation preference of $24,000,000 and $18,000,000 at December 31, 2012 and 2011, respectively	5,500	5,000
Common stock, $0.001 par value - 150,000,000 and 100,000,000 shares authorized; 36,761,864 and 36,709,706 shares issued and outstanding at December 31, 2012 and 2011, respectively	36,762	36,710
Additional paid-in capital	94,030,603	91,111,640
Accumulated deficit	(107,696,665)	(102,576,581)
Total stockholders' deficit	(13,623,800)	(11,423,231)
Total liabilities and stockholders' deficit	$ 2,965,646	$ 2,953,517