<div class="image-association-select">
  <div class="searchable-select">
    <%= f.select method, collection.map{ |c| [c.send(text_method), c.send(value_method), {:'data-url' => c.send(preview_url_method)}] }, options, html_options %>
  </div>
  <%= image_tag nil, class: "image-association-select-image -hidden" %>
</div>

<div class="image-association-select">
  <div class="searchable-select">
    <%= f.select method, collection.map{ |c| [c.send(text_method), c.send(value_method), {:'data-url' => c.send(preview_url_method)}] }, options, html_options %>
  </div>
  <%= tag :img, class:"image-association-select-image -hidden" %>
</div>

Use tag instead of image_tag for image_association_select
Use tag instead of image_tag for image_association_select

Closes #55
