Condensed Statements of Cash Flows (Unaudited) (USD $)	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Cash flows from operating activities:
Net income (loss)	$ 224,754	$ (519,722)
Adjustments to reconcile net income (loss) net cash provided by (used in) operating activities:
Depreciation expense	8,775	10,047
Amortization of patents	38,825	37,957
Amortization of debt discount	0	3,065
Common stock and options for compensation, consulting, and vendor services	383,720	204,156
Accrued interest expense on notes payable	48,639	42,276
Bad debt reversal	(239,501)	(78,096)
Loss on Earning on Medical Joint Venture	47,903	124,179
Changes in operating assets and liabilities:
Decrease in accounts receivable	276,549	205,555
(Increase) Decrease in inventories	(218,559)	276,157
Decrease to advance to contracts	155,070	171,975
Decrease to prepaid expenses and other current assets	115,406	44,257
Decrease in other assets		18,003
Decrease in accounts payable	(830,805)	(846,004)
(Decrease) Increase in accrued expenses	(1,727)	197,243
Net cash provided by (used in) operating activities	8,239	(108,952)
Cash flows from investing activities:
Investment in Education Joint Venture	(50,000)
Investment in Medical Joint Venture	(47,093)
Purchases of property and equipment	(2,790)	(2,611)
Payment for patents rights	(16,565)	(12,959)
Net cash used in investing activities	(116,448)	(15,570)
Cash flows from financing activities:
Proceeds from exercise of stock options	29,600
Proceeds from the sale of common stock	50,000	150,000
Proceeds of related party loan	50,000
Repayment of related party loan	(15,000)
Net cash provided by financing activities	114,600	150,000
NET INCREASE IN CASH AND CASH EQUIVALENTS	6,391	25,478
Cash and cash equivalents at beginning of period	165,249	97,324
Cash and cash equivalents at end of period	171,640	121,802
Supplemental disclosure of cash flow information
Shares issued to directors for the purchase of options	29,600
Shares issued to directors for compensation	45,000	45,000
Shares issued to employees in lieu of cash compensation	$ 23,750	$ 19,375