Size: 970 x 250
File size:If file size exceeds 200k or if it’s an expando ad, this advertising format must be hosted by a certified third party.
Onscreen: 2 options:
1. Static format: 970 x 250
2. Expando ad:
- Initial dimensions: 970 x 250
- When the user clicks on the expansion button, the ad unit opens to 970 x 415. Billboard
expands over page content.
- Advertising copy must be clearly distinguishable from web page content.
For expando ads:
- Maximum animation duration: must close after 7 seconds (unlimited if specified by user).
- Must contain Open and Close buttons.
- Size when open: 970 x 415.
- Size when closed: 970 x 250.
- Frequency: one per day per user (unlimited if specified by user). .