Consolidated Balance Sheets (USD $)	Jan. 31, 2012	Apr. 30, 2011
Current Assets:
Cash and cash equivalents	$ 738,526	$ 345,105
Accounts receivable, less allowance for doubtful accounts and sales returns of $225,000 at January 31, 2012 and April 30, 2011	2,763,156	4,630,240
Inventories	3,323,691	5,461,791
Other current assets	96,287	127,279
Total current assets	6,921,660	10,564,415
Property and equipment, at cost:
Machinery and equipment	11,967,550	11,930,806
Leasehold improvements	607,868	1,238,923
Property and equipment, gross	12,575,418	13,169,729
Less: accumulated depreciation and amortization	11,792,218	12,207,476
Net property and equipment	783,200	962,253
Other assets	81,986	111,136
Intangible assets, net of accumulated amortization	337,469	1,940,338
Goodwill	1,453,034	1,241,981
Total assets	9,577,349	14,820,123
Current liabilities:
Note payable-revolving credit line	1,470,838	2,153,889
Accounts payable	705,823	2,944,928
Accrued liabilities	858,573	840,146
Due to related party	233,333	1,500,000
Total current liabilities	3,268,567	7,438,963
Due to related party - long term	1,766,667
Total liabilities	5,035,234	7,438,963
Stockholders' Equity:
Common stock, par value $1.00 per share. Authorized 54,000,000 shares; issued and outstanding 10,703,309 at January 31, 2011 and 8,928,309 at April 30, 2011	10,703,309	8,928,309
Additional paid-in capital	10,223,127	8,621,729
Accumulated deficit	(16,384,321)	(10,168,878)
Total stockholders' equity	4,542,115	7,381,160
Total liabilities and stockholders' equity	$ 9,577,349	$ 14,820,123