Consolidated Statements of Cash Flows (USD $)	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Cash Flows From Operating Activities:
Net Loss	$ (395,346)	$ (581,298)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	431,891	431,793
Deferred income taxes	9,239	(331,222)
Changes in Assets and Liabilities
Trade receivables	(218,625)	145,499
Inventory	135,235	(196,035)
Prepaid expenses	6,476	16,794
Other assets	(10,296)	641
Accounts payable and accrued liabilities	30,809	107,415
Deferred revenues	10,868	28,407
Income taxes payable	(4,100)	0
Net Cash Used in Operating Activities	(3,849)	(378,006)
Cash purchases of property and equipment	(56,305)	(123,356)
Cash payments on Patents and Trademarks	(157,166)	(178,352)
Cash purchases of short-term investments	0	(50,000)
Maturity of short-term investments	50,000	440,000
Net Cash (Used in) Provided by Investing Activities	(163,471)	88,292
Cash Flows From Financing Activities:
Repayment of long-term borrowings	(54,399)	(51,299)
Net Cash Used in Financing Activities	(54,399)	(51,299)
Net Decrease in Cash and Cash Equivalents	(221,719)	(341,013)
Cash and Cash Equivalents at Beginning of Period	502,597	843,610
Cash and Cash Equivalents at End of Period	280,878	502,597
Cash paid during the year for:
Interest	193,762	197,210
Income taxes	$ 4,100	$ 4,160