Bootstrap Popover

popover.html

<span class="question" 
  rel="popover" 
  data-original-title="Tittel" 
  data-content="Beskrivelse"
  data-trigger="hover" 
  data-placement="right">
    <i class="icon icon-question"></i>
</span>

script.js

$("[rel=popover]").popover();