Note 10 - Stock Based Compensation (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

Assumptions	2012			2011
Dividend yield		0	%		0	%
Risk free interest rate		0.39	%		0.76	%
Estimated volatility factor		54.5	%		58	%
Expected life (years)		3.2			3.2

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

	Shares			Exercise Price Per Share			Weighted Average Exercise Price
January 1, 2011 shares issuable
Under options		1,298,516		.52	-	1.52		1.09
Granted		370,000		1.04	-	1.74		1.29
Exercised		(81,663	)	.52	-	1.03		0.91
Expired		(15,000	)		.80			0.80
Forfeited		(123,837	)	.76	-	1.03		1.02
December 31, 2011 shares issuable
Under options		1,448,016		.55	-	1.74		1.16
Granted		1,551,000		1.02	-	1.18		1.05
Exercised		(40,000	)		.65			0.65
Expired		(15,000	)		.65			0.65
Forfeited		(337,516	)	.55	-	1.52		1.22
December 31, 2012 shares issuable
Under options		2,606,500		.55	-	1.74		1.10
Exercisable options at:
December 31, 2012		951,001						$1.19
December 31, 2011		1,103,016						$1.13

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]

			Options Outstanding						Options Exercisable
Range of Exercise Price			Number of Options		Weighted Average Remaining Life (Years)		Weighted Average Exercise Price		Number of Options		Weighted Average Exercise Price
$.55	to	$1.00		218,000		5.83	$	.76		212,000	$	.75
1.01	to	1.50		2,213,500		8.43		1.09		564,001		1.21
1.51	to	1.74		175,000		8.01		1.68		175,000		1.68
$.55	to	$1.74		2,605,500		8.19	$	1.10		951,001	$	1.19

			Options Outstanding						Options Exercisable
Range of Exercise Price			Number of Options		Weighted Average Remaining Life (Years)		Weighted Average Exercise Price		Number of Options		Weighted Average Exercise Price
$.55	to	$1.00		307,000		5.61	$	.71		307,000	$	.71
1.01	to	1.50		909,000		6.47		1.20		684,000		1.25
1.51	to	1.74		232,016		7.29		1.64		112,016		1.59
$.55	to	$1.74		1,448,016		6.42	$	1.16		1,103,016	$	1.13

Schedule of Exercisable Options by Exercise Price Range [Table Text Block]

	Options			Weighted Average Grant Date Fair Value
Non-vested options at January 1, 2012		345,000		$	0.25
Granted		1,551,000			0.11
Vested		(220,001	)		0.41
Forfeited		(20,500	)		0.56
Non-vested options at December 31, 2012		1,655,499		$	0.14

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

	Number of Restricted Stock			Weighted Average Exercise Price
Non-vested balance at January 1, 2011		939,000		$	0.71
Changes during the period:
Shares granted		-			-
Shares vested		(206,328	)		0.71
Shares forfeited		(106,672	)		-
Non-vested balance at January 1, 2012		626,000		$	0.71
Changes during the period:
Shares granted		109,748			1.00
Shares vested		(529,330	)		0.76
Shares forfeited		(177,084	)		0.70
Non-vested balance at December 31, 2012		29,334		$	1.00