Balance Sheet Components (Tables)

3 Months Ended

Mar. 31, 2013

Property and equipment is summarized as follows:



	March 31, 2013		December 31, 2012
Computer equipment and software	$	40,952	$	38,649
Furniture, equipment and building improvements		7,245		6,834
		48,197		45,483
Less accumulated depreciation		30,038		27,988
Total	$	18,159	$	17,495

Accrued Expenses

Accrued expenses consist of the following:



	March 31, 2013		December 31, 2012
Payroll and other employee related costs	$	6,236	$	9,199
Professional services and consulting and other vendor fees		6,146		5,698
Sales commissions		1,394		490
Contingent earnout (Note 3)		1,660		1,660
Other		778		864
Total	$	16,214	$	17,911

- Definition

Tabular disclosure of the useful life and salvage value of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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