2. Accounts Receivable

12 Months Ended

May 31, 2012

Accounts Receivable

2. Accounts Receivable

2. ACCOUNTS RECEIVABLE:

Accounts receivable comprise (in thousands):

	Year Ended May 31,
	2012			2011
Accounts receivable	$	2,627		$	1,455
Less: Allowance for doubtful accounts		(39	)		(23	)
	$	2,588		$	1,432

			Additions
	Balance at		charged to				Balance
	beginning		costs and				at end
	of year		expenses		Deductions*		of year
Allowance for doubtful accounts receivable:
May 31, 2012	$	23	$	16	$	--	$	39
May 31, 2011	$	1,411	$	15	$	1,403	$	23
May 31, 2010	$	13,741	$	59	$	12,389	$	1,411

*  Deductions include write-offs of uncollectible accounts and collections of amounts previously reserved.