Ziff-Davis Publishing's ZD-Net online network of interactive magazine brands and other high-tech content both on the Web and America Online will offer advertisers three new advertising packages effective this quarter. The ZD-Net/America Online ad program costs $3,750 per month and $9,000 per quarter for rotating banners; the ZD-Net Internet Package includes homepage banners on PC Magazine
, PC Week
, PC Computing
and Interactive Week
for $12,475 per month or $29,975 per quarter; and the ZD-Net/PC Software Library program places ads in ZD-Net's downloading library for $4,475 per month or $10,775 per quarter.