diff -purN webby-0.9.3-x86-mswin32.orig\lib\webby\resources\resource.rb webby-0.9.3-x86-mswin32.hcc\lib\webby\resources\resource.rb
--- webby-0.9.3-x86-mswin32.orig\lib\webby\resources\resource.rb	Sat Dec 20 19:58:03 2008
+++ webby-0.9.3-x86-mswin32.hcc\lib\webby\resources\resource.rb	Sat Dec 20 20:05:00 2008
@@ -130,6 +130,22 @@ class Resource
       end
     end
 
+    # check to see if the partial is dirty.
+    if _meta_data.has_key? 'partial'
+      renderer = ::Webby::Renderer.new(self)
+      a = _meta_data['partial']
+      case a
+      when String
+        a = [a]
+      end
+      a.each do |part|
+        pt = renderer._find_partial(part)
+        unless pt.nil?
+          return true if pt.dirty?
+        end
+      end
+    end
+    
     # if we got here, then we are not dirty
     false
   end