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Consolidated Statements of Operations and Comprehensive Income (Loss) (Parenthetical) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Total stock-based compensation	$ 830	$ 832	$ 1,643	$ 1,708
Cost of goods sold - direct
Total stock-based compensation	66	45	126	87
Sales and marketing
Total stock-based compensation	51	103	152	209
Technology
Total stock-based compensation	191	173	367	362
General and administrative
Total stock-based compensation	$ 522	$ 511	$ 998	$ 1,050

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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