NET (LOSS) INCOME PER SHARE (Narrative) (Details) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2013
Roth Capital Partners [Member]
Jun. 30, 2012
Roth Capital Partners [Member]
Feb. 08, 2011
Roth Capital Partners [Member]
Jun. 30, 2013
China High Growth Capital [Member]
Jun. 30, 2012
China High Growth Capital [Member]
Jul. 11, 2011
China High Growth Capital [Member]
Jun. 30, 2013
February 2010 Offering [Member]
Jun. 30, 2012
February 2010 Offering [Member]
Feb. 10, 2010
February 2010 Offering [Member]
Share-based Goods and Nonemployee Services Transaction [Line Items]                        
Exercise price of warrant issued       6.00 6.00 6.00 2.00 2.00 2.00 2.00 2.00 2.00
Warrant, average stock price per share $ 1.05 $ 1.49 $ 1.28