Summary Of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2013

Summary Of Significant Accounting Policies [Abstract]

Schedule Of Property And Equipment

	December 31,		December 31,
	2013		2012
Furniture and office equipment	$	495	$	441
Leasehold improvements		5		5
		500		446
Less - accumulated depreciation		(423)		(388)
	$	77	$	58

Schedule Of Patent Costs

	December 31,		December 31,
	2013		2012
Patents	$	2,416	$	2,226
Less - accumulated amortization		(1,304)		(1,203)
	$	1,112	$	1,023

Schedule Of Weighted Average Number Of Shares

	Year ended December 31,
	2013	2012	2011
	(in thousands)
Basic weighted-average shares	9,932	9,835	8,977
Effect of dilutive securities:
Stock options	-	-	-
Dilutive weighted-average shares	9,932	9,835	8,977

Schedule Of Anti-dilutive Securities Excluded From Computation Of Earnings Per Share

	Year ended December 31,
	2013		2012		2011
Options and warrants (in thousands)		2,360		1,974		2,597
Weighted-average exercise price of options and warrants	$	25.69	$	30.00	$	24.90
Average market price of common shares	$	4.90	$	7.90	$	14.60