https://www.dokuwiki.org/plugin:iframe

Use: 
<nowiki>{{url>http://somebasicurl.com width,height noscroll noborder alignment|alternate-text}}</nowiki>

For http://pathway.routerank.com/pathways/11111111111111111111111111111111111111111111111111111/primary_energy_chart use:
<nowiki><iframe width="1248"  height="1024" allowtransparency="true" hspace="0" vspace="0" marginheight="0" marginwidth="0" src="http://pathway.routerank.com?lang=en" border="0" scrolling="no" frameborder="0" ></iframe></nowiki>

<nowiki>~~NOSIDEBAR~~

{{url>http://pathway.routerank.com?lang=en 100%,1024px noscroll noborder | This is an iFrame and you can not display it }}</nowiki>


~~NOSIDEBAR~~
{{url>http://pathway.routerank.com?lang=en 100%,1024px noscroll noborder | This is an iFrame and you can not display it }}