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Deliverables | Pick and choose from below, or per event agreement |
| Flash help | Find useful information like how to build a button in Technical Guidelines | |
| Third party serving | Not allowed | |
| Third party tracking | Click commands and one 1×1 pixel per ad | |
| Turnaround time | 10 working days | |
| Guidelines | All ads must follow these Yahoo! guidelines |
Custom events on the Yahoo! UK front page lead the industry in their creativity and are often the talk of the town. At the same time they are still delivered with Yahoo!’s strong commitment to quality assurance to be reliable and to ensure the advertiser’s message successfully reaches every Yahoo! user. Like other events on the Yahoo! UK front page, the 300×250 / 350×200 inline unit acts as the base of a Custom event. Detailed specs for this unit can be found here. In addition, it can also incorporate other event formats such as Floating and Expandable. However, as the format name itself suggests, a Custom event is truly customiseable and bespoke on a campaign by campaign basis. You will find below specs for some tried and tested options that have become staples of the Custom event format. But please contact your Yahoo! sales representive if your next big idea is not covered by these and we will be more than happy to get us there!
This extra inline unit is positioned directly under the Today module and acts as a companion to the 300×250 / 350×200 unit. As well as giving you more valuable real estate on the front page, it is a versatile space that can be a simple dedicated static call to action to drive click-through or be synchronised with other elements of the ad to create impressive effects and get the user’s attention.
Please also note that the position of this ad unit is not fixed on the page and is not aligned with the 300×250 event unit. The Today module and the New module may switch positions according to individual user preference; this will shift the position of the 400×60 unit up and down. Therefore whilst they can still be used to work together (such as synchronisation), executions that assume that they are horizontally aligned or that their positions are vertically relative to each other will not work.
Please refer to the Floating ad format.
The Screening Room is where it all happens: full length movie trailers, games, surveys and even explosions. User-initiated by a click, it is a world created by the advertiser to entice and engage. The possibilities are endless and it’s hard to explain. So, see these for inspirations:
Add some drama and excitement to your Screening Room by making an entrance from the side and bumping the page content aside. We also encourage incorporating this animated entrance as part of your creative story rather than treating it as just a mechanism. For example, the page can be seen as being bumped by a person or an object deliberately.
See an example here: Nissan PIXO
Deliverables for this depend on what the Screening / Sliding Room will have. But basic deliverables are:
Go HD! Anything TV can do, we can do, better! HD video clips can be incorporated in the inline 300×250 / 350×200 unit or the Screening / Sliding Room. It must be user-initiated on click so we’ll still need standard definition (SD) video assets if the video is to play uninitiated. SD video assets are recommended anyway so the ad can be seen by the broadest spectrum of audience possible.
Pick a colour or two or three (for a gradient), or even an image, and paint the Yahoo! Front Page background. This will make the most blasé user notice that something is different and the colours will lead their eyeballs to your ad!
Due to the pervasive nature of a background change, please make sure your custom background adheres to the requirements below. Custom backgrounds are also subject to additional Editorial approval and Yahoo! reserve the right to reject any background that it deems inappropriate.
Two- or three-tone colours / gradients

Tiled background using a minimal colour palette

Large imagery background flanking the front page content (notice the black dotted line indicating the point from which the imagery can start and down)

Please select one of these:
The ad format is approved to run on: Yahoo! Front Page.