6. Accrued Expenses and Other Current Liabilities

12 Months Ended

Dec. 31, 2012

Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block]

6. ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES

Accrued expenses and other current liabilities consisted of the following at December 31:

	2012		2011
Accrued compensation and benefits	$	635,039	$	296,425
Accrued interest		265,719		103,917
Accrued product warranty liability		263,000		140,000
Other accrued expenses		211,130		365,131
Customer deposits		79,384		181,423
Accrued rent		39,674		—
Accrued professional fees		21,388		92,160
	$	1,515,334	$	1,179,056

In 2012, the Company and certain officers of the Company mutually agreed to terminate their employment relationships (See Note 9 - Reduction in Force). At December 31, 2012, $0.4 million was included in “Accrued compensation and benefits” in the table above for the current portion of these liabilities.

Customer deposits represent advances paid to the Company by customers for the purchase of equipment.