Exhibit 10 May 7, 2007 Mr. Lloyd W. Davis Senior Credit Officer Laurus Family of Funds 825 3rd Avenue, 14th Floor New York, NY 10022 Subject: Deferral of Term Loan Principal Payments Dear Lloyd, Pursuant to our discussions, I am requesting that Laurus agree to reduce the monthly principal payments due under our Secured Non-Convertible Term Note dated as of June 30, 2006 for the period of July 2007 to September 2008 to $100,000 per month. The resulting $1,500,000 of deferred principal payments will be added to our last payment due in June 2009. Please also confirm no further documentation is required to evidence this agreement. Please let me know of any questions. If you are in agreement with our request, please note your agreement below and return an executed copy to my attention via email. Thank you again for your continued cooperation. Sincerely, /s/ Charles E. Coppa Charles E. Coppa Chief Financial Officer Agreed to by: Laurus Capital Management, LLC On behalf of Laurus Master Fund, Ltd. /s/ Lloyd W. Davis Lloyd Davis Partner