In order to make gif file play in the exported HTML:




  1. Select the picture box into which you have imported the gif file.

  2. Go to Style > Fit Box to Picture (You can also Right-Click on the box and select Fit Box to Picture).

  3. Export the layout as HTML.



Background:

Any gif file imported into QuarkXPress should be imported/displayed in a box that matches the original gif's geometry.