Annual report pursuant to Section 13 and 15(d)

16. FAIR VALUE MEASUREMENTS (Details)

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16. FAIR VALUE MEASUREMENTS (Details) (USD $)
12 Months Ended
Dec. 31, 2011
Fair Value Measurements Details  
Balance at beginning of year $ 1,901,775
Repayment of debt and warrants related to derivative liability (1,158,730)
Change in fair value of derivative liability (172,476)
Retirement of derivative liability related to warrant obligation $ (570,569)