mysociety/alaveteli

<div class="row">
  <%= form_tag({}, method: :get, class: 'form form-search span12') do %>
    <div class="input-append">
      <%= text_field_tag :query, params[:query], size: 30, class: 'input-large search-query' %>
      <%= hidden_field_tag :model_type, params[:model_type] %>
      <%= submit_tag 'Search tags', class: 'btn' %>
    </div>
    <span class="help-inline">(substring search for tag <code>name</code>, <code>name:value</code>, or <code>:value</code>)</span>
  <% end %>
</div>