STOCK OPTION PLAN AND WARRANTS, PRICE RANGE (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options outstanding (in shares)	7,728,877	5,645,202
Weighted average remaining contractual life	3 years 7 months 6 days	4 years
Weighted average exercise price (in dollars per share)	$ 1.02	$ 1.13
Options exercisable (in shares)	7,582,022	5,317,003
$0.01 - $1.50 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of exercise prices lower (in dollars per share)	$ 0.01	$ 0.01
Range of exercise prices upper (in dollars per share)	$ 1.50	$ 1.50
Options outstanding (in shares)	7,383,877	5,435,202
Weighted average remaining contractual life	3 years 2 months 12 days	3 years 10 months 24 days
Weighted average exercise price (in dollars per share)	$ 1.13	$ 1.18
Options exercisable (in shares)	7,237,022	5,107,003
$1.51 - $3.00 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of exercise prices lower (in dollars per share)	$ 1.51	$ 1.51
Range of exercise prices upper (in dollars per share)	$ 3.00	$ 3.00
Options outstanding (in shares)	210,000	210,000
Weighted average remaining contractual life	2 years 4 months 24 days	2 years
Weighted average exercise price (in dollars per share)	$ 1.49	$ 1.49
Options exercisable (in shares)	210,000	210,000
$3.00 - $5.00 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of exercise prices lower (in dollars per share)	$ 3.00
Range of exercise prices upper (in dollars per share)	$ 5.00
Options outstanding (in shares)	135,000
Weighted average remaining contractual life	5 years 3 months 18 days
Weighted average exercise price (in dollars per share)	$ 3.11
Options exercisable (in shares)	135,000