SHAREHOLDERS' EQUITY (Tables)

3 Months Ended

Mar. 31, 2013

SHAREHOLDERS' EQUITY

Schedule of changes in shareholders equity

	Common Stock			Paid-In			Accumulated			Treasury
	Shares	Amount		Capital			Deficit			Stock
Balances, December 31, 2012	16,150,161	$	16,154	$	207,338,549		$	(162,201,908	)	$	(9,418	)
Net loss	—	—		—			(4,150,592		)	—
Stock compensation expense	—	—		244,985			—			—
Common stock issued — payment of loan principal and interest	1,992,127	1,992		5,093,841			—			—
Common stock issued — shareholder rights offering	1,547,843	1,548		3,632,335			—			—
Common stock issued for services	83,200	83		291,417			—			—
Restricted stock issuance	48,350	48		(48		)	—			—
Balances, March 31, 2013	19,821,681	$	19,825	$	216,601,079		$	(166,352,500	)	$	(9,418	)