Subsequent events:

12 Months Ended

Dec. 31, 2011

Subsequent events:

Subsequent events:

16. Subsequent events:

        In January 2012, we entered into a new lease for our existing office space of approximately twenty-five thousand square feet in the Westwood area of Los Angeles, California. The lease term is from January 1, 2012 through February 28, 2018. The annual rent payments escalate over the term of the lease from $972 to $1,127.

        In February 2012, we granted 151,000 options for common stock with an exercise price of $8.57 per share to executive and non-executive personnel.