For some reason the easy slider on this page: http://imaretec.nl/ida/ does not work. There are 6 slide in the slideshow ( you can see the 6 dots) but it stops sliding after the second slide ( the second slide is not shown correctly though, you still see the first slide)
You are currently using Enfold version 1.6. Please update it to 2.3.2. You login on ThemeForest and go to Downloads and download newest version of Enfold.
For a quick guide on updating your theme take a look at this video on updating the Enfold theme via FTP: https://vimeo.com/channels/aviathemes/67209750