OTHER CURRENT LIABILITIES: (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Deferred revenue	$ 4,281	$ 5,157
Deferred barter revenue	827	1,417
Incentive award plan	3,208	0
Deferred rent	973	339
Accrued national representative fees	782	613
Accrued miscellaneous taxes	826	689
Other current liabilities	5,266	4,001
Other current liabilities	$ 16,163	$ 12,216