gistfile1.rhtml

<div id="taxonomies" class="sidebar-item">
<% @taxonomies.each do |taxonomy| %>
	<h3>Shop by <%= taxonomy.name.singularize %></h3>
	<ul class="navigation-list">
	<% taxonomies = taxonomy.root.children.find (:all, 
                         :select => "DISTINCT taxons.*", 
                         :joins => :products, 
		         :conditions => ["products.available_on <= ? and products.deleted_at is null", Time.zone.now] ) 
        %>	
	<% taxonomies.each do |taxon| %>
	<% #taxonomy.root.children.each do |taxon| %>
	  <li<%= ' class="current"' if @taxon and ([@taxon] + @taxon.ancestors).include?(taxon) %>><%= link_to taxon.name, seo_url(taxon) %></li>
	<% end %>
	</ul>
<% end %>
</div>