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3. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2) (Percentages Of Receivables)
Jun. 30, 2012
Dec. 31, 2011
Percentages Of Receivables
    
1 26.60% 18.30%
2 19.70% 12.90%
3 11.80% 26.20%
4 11.70% 13.30%
5   11.50%