BALANCE SHEETS (USD $)	Dec. 31, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 11,466,807	$ 7,542,281
Accounts receivable from related party	23,544	534,703
Trade accounts receivable	14,013	8,817
Inventory	171,575	190,424
Prepaid expenses	504,719	676,358
Total current assets	12,180,658	8,952,583
Fixed assets, net	773,779	844,606
Intangible assets, net	195,765	289,865
Other assets	116,919	38,001
Total assets	13,267,121	10,125,055
Current liabilities:
Accounts payable	513,927	835,439
Accrued expenses	343,225	252,953
Deferred revenue	3,154,498	3,783,441
Total current liabilities	4,011,650	4,871,833
Long Term Debt	4,738,614	0
Total liabilities	8,750,264	4,871,833
Stockholders' equity:
Convertible preferred stock, $0.001 par value — 6,000,000 shares authorized; 0 and 5,500,000 shares issued and outstanding at December 31, 2014 and 2013, respectively	0	0
Common stock, $0.001 par value — 300,000,000 and 150,000,000 shares authorized; 172,683,342 and 122,448,707 shares issued and outstanding at December 31, 2014 and 2013, respectively	172,686	122,449
Additional paid-in capital	125,434,483	119,885,371
Accumulated deficit	(121,090,312)	(114,754,598)
Total stockholders’ equity	4,516,857	5,253,222
Total liabilities and stockholders’ equity	$ 13,267,121	$ 10,125,055