I'd be tempted to try this (as much as I don't like slideshows ):

http://www.zen-cart.com/downloads.php?do=file&id=1404

It uses the banner manager to manage the images and you can specify the speed of the slide movement and the pause time of each image in admin. See it here, with Animation Speed of 500 and Pause Time of 1000.


http: //www.stevesh.org/demo