.realisation_list
  -Realisation.all.each do |realisation|
    =link_to public_realisation_path(:id => realisation.slug) do
      .realisation
        .img{:style => "background-image :url('"+(realisation.default_image.image_file.file.large.medium.url if realisation.default_image).to_s+"');"}
        
        %h3=realisation.title