Statements of Cash Flows (USD $)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Cash flows from operating activities:
Net loss	$ (2,871,587)	$ (1,557,394)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	29,577	31,599
Stock-based compensation	135,703	206,513
(Gain) loss on disposition of property and equipment	2,590	(67)
Amortization of debt discount	2,209
Decrease (increase) in:
Decrease (increase) in receivables	(508,301)	145,941
Decrease (increase) in inventories	507,394	231,142
Decrease (increase) in other current assets	(173,216)	(50,547)
Increase (decrease) in:
Increase (decrease) in accounts payable	417,395	(135,539)
Increase (decrease) in accrued liabilities	(248,640)	126,143
Increase (decrease) in customer deposits	(21,842)	(91,897)
Increase (decrease) in deferred revenue	(54,218)	(38,571)
Net cash used in operating activities	(2,782,936)	(1,132,677)
Cash flows from investing activities:
Proceeds from disposition of property and equipment		2,025
Purchase of property and equipment	(96,030)	(22,657)
Net cash used in investing activities	(96,030)	(20,632)
Cash flows from financing activities:
Proceeds from notes payable, net	844,581	82,465
Net cash provided by financing activities	844,581	82,465
Net decrease in cash and cash equivalents	(2,034,385)	(1,070,844)
Cash and cash equivalents, beginning of period	5,594,578	7,423,091
Cash and cash equivalents, end of period	$ 3,560,193	$ 6,352,247