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REVOLVING LINE OF CREDIT
9 Months Ended
Sep. 30, 2013
Debt Disclosure [Abstract]  
Debt Disclosure [Text Block]
4. REVOLVING LINE OF CREDIT
 
On August 17, 2011, the Company entered into a revolving credit facility with Silicon Valley Bank.  The maximum borrowing under the facility is $2 million.  Borrowings under the facility are subject to certain limitations based on a percentage of accounts receivable, as defined in the agreement, and are secured by all of the Company’s assets.  The facility bears interest at a rate of U.S. prime (3.25% at September 30, 2013) plus 1.25%.  Interest is payable monthly and the principal is due upon maturity on October 15, 2014.  At September 30, 2013, there were no amounts outstanding and unused availability under the facility was approximately $957,000.