Next Post Wordpress

I need someone to make it easy for my to create gallerys that use next page or next post. Here's a page that need to be similiar : [login to view URL] I will make a gallery similiar like this … … … … … When click next I'm not sure if it goes to a next post or categorie. Here's the site so you can play around.. http:// grated dot com/ 10-artists-who-worked-strange-jobs-before-finding-fame/ remove spaces to view link Simple task for wordpress expert Must be able to complete rapidly.. in few hours today. Max 2 hour time