ValueClick to buy comparison shopping site operator

July 16 (Reuters) - ValueClick Inc. (VCLK.O) said it agreed to buy privately held MeziMedia Inc. in a cash deal worth at least about $100 million, to expand into China and enhance its search marketing expertise.

The online marketing company said the total value of the deal could go up to about $352 million if MeziMedia met certain performance targets.

The transaction is expected to add to earnings per share, the company said in a statement. (Reporting by Ramya Dilip in Bangalore)