Prepaid Expenses and Other Current Assets (Tables)

12 Months Ended

Dec. 31, 2012

Prepaid Expense, Current [Abstract]

Schedule of Prepaid Expenses and Other Current Assets

At December 31, 2012 and 2011, prepaid expenses and other current assets consist of the following:

	2012		2011
Advance payments to suppliers	$	223,267	$	290,373
Prepaid income taxes	303,983		76,557
Certificates of deposit – restricted	85,357		83,598
Prepaid insurance and other	220,851		172,760
Total	$	833,458	$	623,288