Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Jul. 28, 2012		Jul. 30, 2011		Jul. 31, 2010
NET SALES	$ 11,438		$ 10,783		$ 12,473
COST OF SALES	7,826		7,870		8,110
GROSS MARGIN	3,612		2,913		4,363
Selling, general and administrative	6,409		4,294		3,671
Research and development	161		103		102
Total operating expenses	6,570		4,397		3,773
OPERATING INCOME (LOSS)	(2,958)		(1,484)		590
Interest income	238		105		11
Interest expense	(153)		(132)		(232)
Other income	13				138
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	(2,860)		(1,511)		507
Income tax provision (benefit)	91		183		(25)
INCOME (LOSS) FROM CONTINUING OPERATIONS	(2,951)		(1,694)		532
Discontinued operations, net of income taxes	1,230		2,824		551
Gain on sale of discontinued operations, net of income taxes	6,837				(1,895)
NET INCOME (LOSS)	$ 5,116		$ 1,130		$ (812)
NET INCOME (LOSS) PER BASIC SHARE
Continuing operations (in Dollars per share)	$ (0.77)		$ (0.56)		$ 0.29
Discontinued operations (in Dollars per share)	$ 2.10		$ 0.93		$ (0.74)
Net income (loss) (in Dollars per share)	$ 1.33		$ 0.37		$ (0.45)
Weighted average shares outstanding* (in Shares)	3,846,880	[1]	3,045,923	[1]	1,817,464	[1]
NET INCOME (LOSS) PER DILUTED SHARE
Continuing operations (in Dollars per share)	$ (0.77)		$ (0.56)		$ 0.29
Discontinued operations (in Dollars per share)	$ 2.10		$ 0.93		$ (0.74)
Net income (loss) (in Dollars per share)	$ 1.33		$ 0.37		$ (0.45)
Weighted average shares outstanding* (in Shares)	3,846,880	[1]	3,045,923	[1]	1,817,464	[1]

[1] Adjusted for 1 for 50 and 4 for 1 stock split effective January 6, 2011 (Note 10).