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3. Basis of Presentation and Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2012
Basis Of Presentation And Significant Accounting Policies Tables  
Property and Equipment

Property and equipment are stated at cost less accumulated depreciation. We record depreciation using the straight-line method over the following estimated useful lives:

   
Equipment 3 – 5 years
Furniture and fixtures 5 years
Software 3 years
Leasehold improvements Lesser of lease term or life of improvements