Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013		Mar. 31, 2012
Current assets
Cash	$ 103		$ 484
Accounts receivable-trade, net	145	[1]	149	[2]
Accounts receivable-other	208		142
Inventories, net	258		351
Prepaid expenses and other current assets	6		240
Total current assets	720		1,366
Property, plant and equipment, net	2,299		2,487
Deferred financing costs, net	93		100
Other assets	10
Total assets	3,122		3,953
Current liabilities
Accounts payable	170		84
Accrued expenses	170		214
Related party payable	60
Deferred revenue	25		33
Total current liabilities	425		331
Long-term liabilities
Long-term financing obligation	1,986		1,986
Accrued interest on financing obligation	88		35
Total long-term liabilities	2,074		2,021
Total liabilities	2,499		2,352
Commitments and contingencies
Stockholders' equity
Preferred stock		[3]		[4]
Common stock	21	[5]	21	[6]
Additional paid-in capital	38,013		37,980
Accumulated deficit	(37,381)		(36,370)
Treasury stock	(30)	[7]	(30)	[8]
Total stockholders' equity	623		1,601
Total liabilities and stockholders' equity	$ 3,122		$ 3,953

[1] Net of allowance of $5 as of March 31, 2013.

[2] Net of allowance of $5 as March 31, 2012.

[3] $.001 par value, 5,000,000 shares authorized; no shares issued and outstanding as of March 31, 2013.

[4] $.001 par value, 5,000,000 shares authorized; no shares issued and outstanding as of March 31, 2012.

[5] $.001 par value, 50,000,000 shares authorized; 21,567,313 shares issued and 21,490,621 shares outstanding as of March 31, 2013.

[6] $.001 par value, 50,000,000 shares authorized; 21,567,313 shares issued and 21,490,621 shares outstanding as of March 31, 2012.

[7] 76,692 shares at cost at March 31, 2013.

[8] 76,692 shares at cost at March 31, 2012.