Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2012

Advertising Costs

 Advertising costs for the three and six months ended June 30, 2012 and 2011, are reflected in the following table (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2012		2011		2012		2011
Advertising costs	$	11,290	$	10,384	$	21,226	$	19,750

Internal-Use Software Development Costs Capitalized

Internal-use software development costs capitalized for the three and six months ended June 30, 2012 and 2011 are reflected in the following table (in thousands):

	Three Months Ended June  30,				Six Months Ended June  30,
	2012		2011		2012		2011
Internal-use software development costs	$	4,984	$	4,735	$	9,681	$	7,993