CONDENSED STATEMENTS OF CASH FLOWS (USD $)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Operating activities:
Net income	$ 1,487,495	$ 523,367
Adjustments to reconcile net income to net cash provided by operating activities:
Bad debt expense	43,802	136,971
Provision for excess and obsolete inventory	8,442
Depreciation and amortization	51,309	20,768
Stock-based compensation	275,031	162,809
Impairment of intangible assets	55,433
Changes in operating assets and liabilities:
Accounts receivable	(1,600,843)	(174,563)
Inventory	(111,675)	(85,826)
Prepaid expenses and other current assets	72,488	40,844
Other assets	(1,996)	(1,688)
Deferred income taxes	(158,510)	(62,248)
Accounts payable	152,418	125,479
Accrued payroll and benefits	(568,369)	(219,097)
Other accrued taxes	(48,968)	(47,196)
Warranty reserve	31,255
Deferred revenue	405,967	(16,927)
Accrued income taxes, net of prepaid income taxes	962,908	59,416
Net cash provided by operating activities	1,056,187	462,109
Investing activities:
Purchases of investments		(1,237)
Purchases of property and equipment	(40,294)	(4,292)
Capitalized intangible assets	(800)	(3,165)
Net cash used in investing activities	(41,094)	(8,694)
Financing activities:
Proceeds from stock option exercises	191,837
Income tax benefits credited to equity	112,433
Repayment of officer note payable		(6,333)
Net cash provided by (used in) financing activities	304,270	(6,333)
Net increase in cash and cash equivalents	1,319,363	447,082
Cash and cash equivalents, beginning of period	9,454,150	2,461,559
Cash and cash equivalents, end of period	10,773,513	2,908,641
Supplemental disclosure of cash flow information:
Cash paid for income taxes	$ 5,000	$ 307,000