Check official website for live demo http://www.gopiplus.com/work/2014/05/13/popunder-popup-wordpress-plugin/ Live Demo More Informations Suggestion Video Tutorial Pop-under (popunder) popup is a plugin to load window behind the browser window of your website. or second smaller browser window upon clicking your website. This is a best plugin to show ad that is automatically displayed in a second smaller browser window upon clicking your website. This window will open, if users click somewhere on your web site. Plugin Features Easy to configure Lightweight JQuery Unblockable popup Once per browser session Option to display random URL Supports localization Plugin configuration How to add popunder popup only on home page? How to add popunder popup on all pages? How to add popunder popup on all pages except home page? How to add the popup only on one post? Is this plugin supports widget option? How to setup pop-under once per session? How to display random url in the popup? How to setup auto expiration for pop-under window?