Certain members of our Board of Directors also serve on the board of directors for some of our customers. Management believes the transactions between these customers and us were carried out on an arm’s-length basis. As of October 31, 2011, we had accounts receivable due from these customers of $6,317. As of January 31, 2011, accounts receivable from these customers were not significant. The following table shows revenue recognized from these customers:


	Three months ended October 31,						Nine months ended October 31,
	2011			2010			2011			2010
Revenue from customers	$	5,821		$	7,543		$	30,132		$	27,438
Percentage of total revenue		2.3	%		3.2	%		4.3	%		4.5	%