<% for attachment in attachments %>
<%= link_to_short_attachment attachment, :class => 'link_file', :download => true, :length => 100 -%>
<% if attachment.is_text? %>
<%= link_to image_tag('magnifier.png'),
{:controller => 'attachments',
:action => 'show',
:id => attachment,
:filename => attachment.filename},
:target => "_blank"%>
<% end %>
<% end %>