SHTML not working

In the News section of my site, I am trying to use SHTML. The first message shows up but it doesn’t slide to any of the subsequent messages. I tried a different slider plugin, and it also doesn’t work. Is there something particular about my theme?

Version 1.1.4 of SHTML

http://www.actimetrics.com

Thanks,

David

https://wordpress.org/plugins/simple-html-slider/