With many of the large American online advertisers acquired in recent months, Fox International Channels, a subsidiary of News Corp, turned its attention last week to ClickDiario, "one of the largest online advertising networks specializing in Spanish-speaking audiences." The acquisition of ClickDiario will provide Fox access to "25 million unique users per month." So what's the problem? ClickDiario is regarded as an abusive spammer throughout the Spanish-speaking world.