Backfill · Demo

Three live slots

Each box below is a plain div on this page. The Backfill tag asks the service for a campaign, renders it, and counts the impression; clicks route through the service so they are counted too. Reload the page — weighted rotation means the leaderboard may change. If the service were down, the boxes would simply stay empty.

Leaderboard · 728×90

Rectangle · 300×250

This text is ordinary page content sitting between the slots, the way it would on a real article page. The rectangle rotates between an HTML house creative and the sample memorabilia campaign from the demo configuration.

Skyscraper · 160×600

Sample campaigns point at example destinations and exist only to prove the machinery. Backfill