I don't know if this helps, but if your wiki allows embedding of 'external'
images you could make a file icon clickable by using the method described in
the bottom of the table at
http://meta.wikimedia.org/wiki/Help:Navigational_image#Projects_that_allow_e
mbedding_images_in_external_link_style
<http://meta.wikimedia.org/wiki/Help:Navigational_image#Projects_that_allow_
embedding_images_in_external_link_style>
--
Charles Collis.
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Dyson -- the cleaner that doesn't lose suction.
http://www.dyson.com
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