Maximum file size for ads is 25K (Pop-Ups and Pop-Unders up to 50K). Accepted formats include GIFs, animated GIFs (with continuous looping), JPEGs and HTML.

Pop-Up (336 x 280, 300 x 250,  250 x 250 pixels)
An advertisement that appears in front of the page when a specific page is open allowing the advertiser to have presence in front of the selected page in the site.

Pop-Under (336 x 280, 300 x 250, 250 x 250 pixels)
An advertisement that appears in the back of the page when a specific page is closed allowing the advertiser to have presence in front of other selected pages in the site.

Skyscraper (160 x 600)
A vertical advertisement that is positioned in either the left or the right side of the page providing exposure to the advertisers ad with presence while the viewer is scrolling up and down the page.

Full Banner (468 x 60 pixels)
A horizontal advertisement that is positioned in the top, middle or bottom of the page providing exposure to the advertisers ad with presence while the viewer is reading or viewing the page.

Rectangular and Square Buttons (120 x 60 & 125 x 125 pixels)
An advertisement ad, considerably smaller than the full banner and the skyscraper, that is positioned at the top, middle or bottom of the page providing exposure to the advertisers ad with presence while the viewer is reading or viewing the page.