This excerpt taken from the CY 8-K filed Mar 12, 2009.
Silicon Valley Bank Line of Credit
On March 5, 2009, the Company and Silicon Valley Bank executed an Amended and Restated Loan and Security Agreement (the Agreement). The Agreement renews the Companys existing $55,000,000 line of credit and extends the maturity date from March 3, 2009 to March 1, 2010. As of March 5, 2009, the Company has borrowed none of the $55,000,000 available under the original Loan and Security Agreement, as amended. Draws under the Agreement are at the discretion of the Company. The Company is not obligated to make any draws or take down any specific amount under the Agreement.