Condensed Consolidated Balance Sheets (USD $)	Sep. 30, 2012	Jun. 30, 2012
Cash and cash equivalents	$ 285,639	$ 278,263
Trade accounts receivable, less allowance for doubtful accounts of $242,833 as of September 30, 2012 and $201,349 as of June 30, 2012	3,704,913	3,667,086
Other receivables	9,097	11,718
Inventories, net	6,090,591	6,098,597
Prepaid expenses and other	235,890	226,596
Prepaid income taxes		3,550
Current portion of deferred income tax assets	388,667	368,348
Total current assets	10,714,797	10,654,158
Property and equipment, net	3,594,333	3,677,898
Intangible assets, net	313,555	324,715
Other assets	481,769	482,719
Deferred income tax assets, net of current portion	133,585	131,440
Total assets	15,238,039	15,270,930
Current portion of long-term debt	400,159	395,055
Line of credit	3,673,334	3,497,597
Warranty reserve	181,000	181,000
Accounts payable	2,351,542	2,413,201
Accrued expenses	249,818	386,229
Accrued payroll and benefits expense	325,183	215,218
Income tax payable	2,676
Total current liabilities	7,183,712	7,088,300
Long-term debt, net of current portion	1,814,345	1,916,315
Total liabilities	8,998,057	9,004,615
Commitments and contingencies
Common stock, no par value: Authorized 50,000,000 shares; issued 12,688,650 shares as of September 30, 2012 and June 30, 2012	7,116,747	7,091,935
Accumulated deficit	(876,765)	(825,620)
Total stockholders' equity	6,239,982	6,266,315
Total liabilities and stockholders' equity	$ 15,238,039	$ 15,270,930