Is your foto filed type 'upload'? Field <http://web2py.com/book/default/docstring/Field>('file', 'upload')
Can you make it look like this:
<img src="{{=URL <http://web2py.com/book/default/docstring/URL>('download',
args=image.file)}}" />
*http://web2py.com/book/default/chapter/03#An-Image-Blog
*

