Commitments and contingencies	6 Months Ended
Commitments and contingencies	Jun. 30, 2013
Commitments and contingencies
Commitments and contingencies	9. Commitments and contingencies Litigation From time to time, we may be subject to claims arising out of the operations in the normal course of business. We are not a party to any such other litigation that we believe could have a material adverse effect on our business, financial position, results of operations or cash flows.

The entire disclosure for commitments and contingencies.

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