<%= link_to "Fetch source data", source_path(:format => "json"), :id => "fetch-data-manual" %>

<%= content_tag "span", "Loading source data...", :id => "loading-data", :style => "display: none;" %>

<%= content_tag "span", "Gallery. Tags may not apply to all images.", :id => "gallery-warning", :style => "display: none;" %>