Changes for structure

app/views/admin/items/_site_map_left_bar.html.erb

@@ -1 +1,3 @@
-<%= render_node_and_children(Item.first(:conditions => {:parent_id => nil})) %>
+<ol class="nav nav-list">
+	<%= render_node_and_children(Item.first(:conditions => {:parent_id => nil})) %>
+</ol>

app/views/admin/items/index.js.erb

@@ -1,9 +1,7 @@
 $('#back_main').empty();
-switch ("<%= escape_javascript(@item._type)%>") {
-	case 'Link': 
-		$('#back_main').append("<%= escape_javascript(render(:partial => 'admin/links/show')) %>");
-		break;
-  case 'Page': 
+<% case @item._type %>
+	<% when 'Page' %>
 		$('#back_main').append("<%= escape_javascript(render(:partial => 'admin/pages/show')) %>");
-   	break;
-};
+	<% when 'Link' %>
+		$('#back_main').append("<%= escape_javascript(render(:partial => 'admin/links/show')) %>");
+<% end %>