Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2016

Stockholders' Equity Note [Abstract]

Schedule of stock options

A summary of option transactions for all of the Company’s equity plans during the years ended December 31, 2016 and 2015 follows:

	Number of Stock Options			Weighted Average Exercise Price
Outstanding at December 31, 2014		231,941			81.15
Granted		-			-
Exercised		-			-
Expired/cancelled		(81,803	)		74.27
Outstanding at December 31, 2015		150,138		$	67.99
Granted		-			-
Exercised		-			-
Expired/cancelled		(15,988	)		82.26
Outstanding at December 31, 2016		134,150		$	85.22
Exercisable at December 31, 2016		109,066		$	84.40

Schedule of outstanding and exercisable options

The outstanding and exercisable options at December 31, 2016, have a range of exercise prices and associated weighted remaining contractual life and weighted average exercise price, as follows:

Options Range of Exercise Prices	Outstanding Number of Shares		Weighted Average Remaining Contractual Life (years)		Weighted Average Exercise Price		Exercisable Number of Shares		Exercisable Weighted Avg. Exercise Price
$0      -   $37.50		2,168		2.54	$	30.78		2,168	$	30.78
$37.51 - $75.00		57,145		5.56	$	71.32		47,746	$	71.12
$75.01-$112.50		74,640		5.38	$	97.05		58,841	$	96.25
$112.51 - up		197		0.01	$	234.06		311	$	256.15
Total		134,150			$	85.22		109,066	$	84.40

Schedule of expiration of outstanding options

The outstanding options will expire, as follows:

Year Ending	Number of Options		Weighted Average Exercise Price		Exercise Price
2017		197	$	234.06		$233.10 - $239.40
2018		-		-		-
2019		1,954	$	32.01		$31.20 - $44.40
2020		534	$	32.81		$28.50 - $40.00
2021 and later		131,465	$	86.00		$70.00 - $100.00
		134,150	$	85.22		$28.50 - $239.40

Schedule of nonvested restricted stock

The Company has nonvested restricted stock, as follows:

	Share			Weighted Average Grant-Date Fair Value
Nonvested at December 31, 2014		167,040		$	21.60
Granted		299,000			9.25
Vested/cancelled		(207,468	)		17.75
Nonvested at December 31, 2015		258,572		$	10.55
Granted		-			-
Vested/cancelled		(129,361	)		10.04
Nonvested at December 31, 2016		129,250		$	11.07

Schedule of warrant

A summary of warrant transactions for the years ended December 31, 2016and 2015 follows:

	Number of Warrants		Weighted Average Exercise Price
Outstanding at December 31, 2014		70,950		18.05
Issued		-		-
Exercised		-		-
Expired/cancelled		6,450		85.95
Outstanding at December 31, 2015		64,500		11.25
Issued		-		-
Exercised		-		-
Expired/cancelled		-		-
Outstanding at December 31, 2016		64,500	$	11.25

Schdule of expiration of outstanding warrants

the outstanding warrants will expire as follows:

Year Ending December 31,	Number of Warrants		Weighted Average Exercise Price
2017		64,500		11.25
		64,500	$	11.25