Computing

VNU offers a wide range of creative opportunities across its network of sites ofering the advertiser multiplw ways of raising awareness of their comapny and driving sales leads and response.

Where possible, we aim to employ specifications set out by the Internet Advertising Bureau (more information about the IAB and their work can be found at www.iabuk.net). It will not be possible to accept creatives which do not adhere to the specifications. From time to time we will introduce new creative opportunities. These changes will be discussed with the client/agency contact, and will be highlighted in the specifications below. If you have any feedback or comments, please email sales@vnunet.com.

AD TYPE**	Dimensions (pixels)	Format - standard gif or jpg (with alt text)
Leaderboard	728x90	15k max file size
Large rectangle (MPU)	336x280	15k max file size
Banner	468x60	12k max file size
Button	120x60	8k max file size
Skyscraper	120x600	15k max file size
Text link	50 characters	Plain text
PDA banner*	150x18	Use contrasting colours to ensure clarity on non-colour devices.

* Ad types in italics are not standard IAB sizes
** For PDA sponsorship, please also provide up to 500 words and image for destination page.

All Rich Media ads should be tested for stability in a variety of browser and platform combinations, as described below. Stability is defined as not causing:

• error messages
• dialog windows
• browser crashes
• system crashes

Please alert VNU to any unstable combinations – where possible they will be removed when the creative is trafficked in Dart. (this may have an impact on our ability to deliver the campaign)


RICH MEDIA LEADERBOARDS

File size	Up to 15k initial load, additional 25k may be loaded after a user moves their cursor over or clicks on the banner.
Rollover expands	A banner may expand to as large as 468 x 240 after a user moves their cursor over it, and should automatically close when the cursor moves off the banner.
Click Expands	A banner may expand to as large as 468 x 240 after a user clicks on it, and can stay expanded until the user clicks a clearly labelled "close" button.
Audio/Video:	A banner may play audio and/or video content after a user clicks on it, and should display a visible "stop" or "pause" button once the audio/video begins.

RICH MEDIA SKYSCRAPERS and MPU

File Size:	Up to 20k initial load. Up to three additional loads of up to 35k each may be initiated after a user moves their cursor over or clicks on the skyscraper.
Audio/Video:	A skyscraper may play audio and/or video content after a user clicks on it, and should display a visible "stop" or "pause" button once the audio/video begins.

The most common sponsorship package online allows an advertiser to take ownership of all the advertising units within a specific category. This ensures that the advertiser is the only brand which appears alongside specific content areas and can be a very powerful execution.

Content category - all ad types	Leaderboard, Skyscraper, MPU, 2 buttons, Text link, Sponsorship logo