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2 - RESTRICTED CASH
12 Months Ended
Dec. 31, 2012
Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block]
2  -  RESTRICTED CASH

At December 31, 2012 and 2011, we had $100,000 and $200,000, respectively, of restricted cash on deposit as collateral for equivalent values of our irrevocable letter of credit in favor of a trade vendor for inventory purchasing.