Consolidated Statements of Cash Flows (USD $)	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Operating activities
Net loss from continuing operations	$ (2,846,747)	$ (608,765)
Adjustments to reconcile net loss to net cash used in continuing operating activities:
Depreciation and amortization and other non-cash items	785,437	713,524
Bad debt expense	58,902	40,000
Stock-based compensation	488,472	342,768
Deferred income	(36,216)	(95,363)
Deferred lease liability	815	8,953
Changes in operating assets and liabilities:
Accounts receivable	124,541	(1,112,112)
Inventories	92,926	(538,991)
Prepaid expenses and other assets	40,488	262,717
Accounts payable, accrued expenses and other non-cash items	895,337	(431,720)
Net cash used in operating activities	(396,045)	(1,418,989)
Investing activities
Acquisition of property, plant and equipment	(533,239)	(474,277)
Payments for assets acquisition	0	(259,760)
Additional patents	(82,722)	(72,649)
Net cash used in investing activities	(615,961)	(806,686)
Financing activities
Principal payments on capital lease obligations	0	(14,274)
Proceeds from sale of treasury stock	0	504
Proceeds from exercise of stock options	369,646	3,187
Net cash provided by/(used in) financing activities	369,646	(10,583)
Cash flows from discontinued operations
Net cash used in operating activities	(74,218)	(97,628)
Net cash provided by investing activities	250,000	1,725,808
Net cash provided by discontinued operations	175,782	1,628,180
Net decrease in cash and cash equivalents	(466,578)	(608,078)
Cash and cash equivalents at beginning of period	6,273,015	6,881,093
Cash and cash equivalents at end of period	5,806,437	6,273,015
Supplemental disclosure of cash flow information:
Interest	7	416
Income taxes	$ 32,341	$ 20,720