Patch to add css class based on page title (in order to support background images)

gistfile1.rb

<%
  if menu_branch.title.nil?
  	css = "class='nil'"
  elsif !!local_assigns[:apply_css] and (classes = css_for_menu_branch(menu_branch, menu_branch_counter, sibling_count||=nil, collection, selected_item ||= nil)).any?
    css = "class='#{menu_branch.title.underscore.gsub(" ","_")} #{classes.join(' ')}'"
  else
	css = "class='#{menu_branch.title.underscore.gsub(" ","_")}'"
  end
  dom_id = ("id='item_#{menu_branch_counter}'" if menu_branch.parent_id.nil? and menu_branch.title.present?)

  hide_children = (defined?(hide_children) && hide_children)
  children = if (hide_children || !menu_branch.has_descendants?)
    []
  else
    collection.select { |p| p.parent_id == menu_branch.id }
  end
-%>
<li<%= ['', css, dom_id].compact.join(' ').gsub(/\ *$/, '') %>>

<%= link_to menu_branch.url do %>
	<div class="background"></div>
	<span class="h5"><%= menu_branch.title %></span>
<% end %>	
  
  <% if children.present? -%>
    <ul class='clearfix'>
      <%=
        render :partial => "/shared/menu_branch",
               :collection => children,
               :locals => {
                 :apply_css => local_assigns[:apply_css],
                 :hide_children => hide_children,
                 :collection => collection,
                 :selected_item => selected_item,
                 :sibling_count => children.size - 1
               } -%>
    </ul>
  <% end -%>
</li>