SHAREHOLDERS' EQUITY (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012 Common Stock	Jun. 30, 2012 Paid-In Capital	Jun. 30, 2012 Accumulated Deficit	Jun. 30, 2012 Treasury Stock	Dec. 31, 2011 Treasury Stock
Changes in shareholders equity
Balance at the beginning of the period (in shares)			94,005,006		94,005,006
Balance at the beginning of the period			$ 23,411,293		$ 94,043	$ 169,904,203	$ (146,577,535)	$ (9,418)	$ (9,418)
Net loss	(3,660,679)	(2,692,681)	(7,267,149)	(5,719,174)			(7,267,149)
Stock compensation expense						311,797
Common stock issuance (in shares)					12,074,640
Common stock issuance					12,074	11,421,981
Restricted stock issuance (in shares)					340,604
Restricted stock issuance					341	(341)
Balance at the end of the period (in shares)	106,420,250		106,420,250		106,420,250
Balance at the end of the period	$ 27,889,996		$ 27,889,996		$ 106,458	$ 181,637,640	$ (153,844,684)	$ (9,418)	$ (9,418)