Experienced users tend to quickly close a pop-up window without looking at it or worse, use a pop-up blocker to prevent it from appearing at all. Layer ads attempt to solve this problem by taking a more in-your-face approach.

If you've seen an ad that slid across the page, bounced around, or slid down from a banner, you've seen layer ads. If you're like me, you probably grumbled and left the site as quickly as possible. Nevertheless, if you have a dedicated audience that won't let a bit of obnoxiousness stand in their way of enjoying your site, these can be some of the highest-paying creations.

Sample: