We'll create fresh WordPress site with WP Warning installed. You have 20 minutes to test the plugin after that site we'll be deleted.
This plugin is very usefull if you want warn people going to one category.
It set cookie, co visitor will see alert message only once.
For example you have a magazine and in one category you have adult content.
With this plugin you can set up warning for access to this category-and user have to confirm your message.
Ordered list: