For a client-side solution, you can use the Google Maps or OpenLayers libraries with an alternate tileset.  Here are a few examples:

http://clintlalonde.net/2009/01/09/zoom-and-pan-large-images-with-google-map-interface/
http://blog.mikecouturier.com/2011/07/create-zoomable-images-using-google.html
http://forevermore.net/articles/photo-zoom/

If you're already using Zoomify, then you might be interested in this example of using OpenLayers with Zoomify tilesets:

http://plone.itc.nl/OpenLayers/examples/zoomify.html


-Esme
--
Esme Cowles <[log in to unmask]>

"There is always an easy solution to every human problem -- neat, plausible,
 and wrong." -- H. L. Mencken

On Jan 30, 2012, at 10:20 PM, Friscia, Michael wrote:

> Hi all,
> I'm wondering if anyone can recommend an image zoom option for ipad that provides functionality like zoomify/seadragon but works on the ipad. I'm hoping for some ajax/jquery library I never heard of that will work and provide good functionality. Or maybe I'm doing something wrong and my use of seadragon would be better if I did x, y and z...
> 
> Any thoughts or suggestions that do not include "don't do zoom" would be greatly appreciated.
> 
> Thanks,
> -mike
> ___________________________________________
> Michael Friscia
> Manager, Digital Library & Programming Services
> 
> Yale University Library
> (203) 432-1856