If you use HTML in your category description, it's not escaped in the on hover tool tip
eg
to produce this
the tooltip displays
The resource manager is not passing any HTML into the tooltip for comparison
eg
HTML:
<img src="http://www.z22se.co.uk/forum/styles/default/nflj/showcase/category_images/astra.png">
<br><b>Astra G</b></br>
to produce this
the tooltip displays
The resource manager is not passing any HTML into the tooltip for comparison