ValueClick acquires shopping comparison company MeziMeida Online advertising company ValueClick is to buy shopping comparison firm MeziMedia in a deal that is set to reach £172 million. MeziMedia was founded in 2001 and owns sites such as smarter.com and couponmountain.com. The deal should give ValueClick a boost in the US and a presence in China.2 o: S3 {) o9 d+ n, [$ x" n