Our detectives are back with the following intel on this WordPress site
The site is using the WPEX GoPress theme by WPExplorer .
We could identify 12 plugins (there might be more) - Ajax Domain Checker , Category Posts Widget , Contact Form 7 , count-per-day , fluid-responsive-slideshow , 10WebPostSlider , qTranslate X , Sticky Menu, Sticky Header (or anything!) on Scroll , symple-shortcodes , The Post Grid , themify-builder-lite and Ultimate Widgets Light
Sticky Menu or Sticky Header lets you stick any element at the top of the screen when you scroll, or create a floating menu.