CBS Interactive Cross-Device Lightbox Specifications
Availability
Available for 300x250 and 728x90 ad units. Contact CBS Interactive for specific opportunities.
Definition
A CBSi exclusive Cross-Device ad experience that eliminates the boundaries of the conventional banner ad by exposing a much bigger canvas by featuring a large illuminated ad that is brought to the foreground which takes over the entire page while the rest of the page is dimmed.
The Cross-Device ad consists of a static base image that will expand on user initiation to an illuminated panel that can support video.
Example:



I. Base Unit
Ad Unit Dimensions / 300w x 250h, 728w x 90h
File Format / Layered Photoshop File (PSD)
Expand Action / User-initiated only. CBS Interactive will NOT accept any self-initiated expand ads.
Sound / Not allowed
Video / Not allowed
Animation / Not allowed
II. Expand Unit
Expand Ad Unit Dimensions / 600w x 600h
File Format / Layered Photoshop File (PSD)
And for video:
MP4 with H.264 Compression.
Sound / Allowed for video
Video / Allowed
Source Video / Available in the expand panel only, NOT in the base creative.
·  The aspect ratio of the video should be either 4:3 standard or 16:9 depending on final video dimensions.
·  Animation Codec
·  Bitrate >3mbps
·  Uncompressed audio 48khz
·  Minimum dimension: 480x270
·  For optimal quality, make sure height and width are each divisible by 16
·  Source file will be compressed to a maximum file size of 1.2 mb
Frame Rate / 29.97 frames per second maximum
CPU Consumption / Should attempt to consume no more than 25% of users CPU resources on an average system.
Linking URL / Active URL must be provided and cannot exceed 128 characters.
Third-Party tracking (optional) / Third-party tracking is accepted on the linking URLs. A tracking 1x1 URL is also accepted.
III. Checklist of files needed
§  Layered Photoshop File (PSD) for Base Unit
§  Layered Photoship File (PSD) for Expand Unit
§  Fonts needed for the base unit and the expand unit
§  Linking URL
§  For video, please submit an MP4 with H.264 Compression. The aspect ratio of the video should be either 4:3 standard or 16:9 depending on final video dimensions.

Deadlines

Due to the complexity of this unit, a kick-off meeting with the client,CBS Interactive Account Coordinator, and CBS Interactive Rich Media contact is required 15 business days prior to launch. All creative must be received by CBS Interactive 10 business days prior to launch. Any creative not conforming to the above specifications will not be placed online and will result in a delayed launch date.

Quick Links
Questions/Feedback / Please contact your CBS Interactive Sales representative.
Questions on the creative specifications / If you have any questions regarding the development of your creative, contact
© 2011 CBS Interactive, a CBS Corporation company. All Rights Reserved. Updated on 08.15.2011 / 2 of 3