Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Cash flows from operating activities :
Net loss	$ (632)	$ (329)
Adjustments required to reconcile net income to net cash provided by operating activities:
Depreciation	110	111
Amortization of intangible asset	96	97
Inventory write-down	46	45
Impairment of investment in Telkoor	312	218
Stock compensation related to options granted to employees	106	132
Stock compensation related to options granted to Telkoor's employees and other non-employee consultants	2	(10)
Decrease (increase) in trade receivables, net	(750)	472
Increase in prepaid expenses and other receivables	(28)	(42)
Decrease in inventories	238	326
Increase (decrease) in accounts payable and trade payables - related parties	365	(427)
Decrease in advances from customers, deferred revenues and other current liabilities	144	(406)
Net cash provided by operating activities	71	197
Cash flows from investing activities :
Purchase of property and equipment	(216)	(154)
Net cash used in investing activities	(216)	(154)
Cash flows from financing activities :
Purchase of treasury stock		(14)
Net cash used in financing activities		(14)
Effect of exchange rate changes on cash and cash equivalents	20	15
Increase (decrease) in cash and cash equivalents	(125)	44
Cash and cash equivalents at the beginning of the year	1,821	1,777
Cash and cash equivalents at the end of the year	1,696	1,821
Income taxes paid		2
Unrealized gain on available for sale marketable securities (Telkoor)		(473)
Employees (Member)
Adjustments required to reconcile net income to net cash provided by operating activities:
Stock compensation related to options granted to employees	$ 104	$ 142