diff -r 80cc9c6ddcf0 -r 1bbb0ee42c8e web/views/cwproperties.py
--- a/web/views/cwproperties.py	Mon Dec 21 18:46:46 2009 +0100
+++ b/web/views/cwproperties.py	Mon Dec 21 19:18:49 2009 +0100
@@ -261,7 +261,7 @@
 class PlaceHolderWidget(object):
 
     def render(self, form, field, renderer):
-        domid = form.context[field]['id']
+        domid = field.dom_id(form)
         # empty span as well else html validation fail (label is refering to
         # this id)
         return '<div id="div:%s"><span id="%s">%s</span></div>' % (
@@ -274,7 +274,7 @@
         self.msg = msg
 
     def render(self, form, field, renderer):
-        domid = form.context[field]['id']
+        domid = field.dom_id(form)
         value = '<span class="value" id="%s">%s</span>' % (domid, self.value)
         if self.msg:
             value + '<div class="helper">%s</div>' % self.msg