diff -r 0325a0a8b997 -r 66f6aff5c382 web/ldt/ldt_utils/views.py
--- a/web/ldt/ldt_utils/views.py	Fri Oct 15 11:58:37 2010 +0200
+++ b/web/ldt/ldt_utils/views.py	Mon Oct 18 01:44:12 2010 +0200
@@ -4,6 +4,8 @@
 from django.contrib.auth.decorators import login_required
 from django.core import serializers
 from django.core.urlresolvers import reverse
+from django.forms.forms import get_declared_fields
+from django.forms.models import model_to_dict 
 from django.forms.util import ErrorList
 from django.http import HttpResponse, HttpResponseRedirect, \
     HttpResponseForbidden
@@ -490,12 +492,31 @@
     
     form_status= 'none'        
     if request.method =="POST":
-        content_form = ContentForm(request.POST, prefix="content", instance=instance_content)
-        media_form = MediaForm(request.POST, request.FILES, prefix="media", instance= instance_media)
+        
+        content_instance_val = model_to_dict(instance_content,exclude=ContentForm.Meta.exclude)
+        media_instance_val = model_to_dict(instance_media, exclude=MediaForm.Meta.exclude)
+        #add prefix
+        
+        def add_prefix(dict, prefix):
+            for key,value in dict.items():
+                dict['%s-%s' % (prefix, key)] = value
+                del(dict[key])
+        
+        add_prefix(content_instance_val, "content")
+        add_prefix(media_instance_val, "media")        
+        
+        for k in request.POST.keys():
+            value = request.POST.get(k)
+            content_instance_val[k] = value
+            media_instance_val[k] = value
+        
+        content_form = ContentForm(content_instance_val, prefix="content", instance=instance_content)
+        media_form = MediaForm(media_instance_val, request.FILES, prefix="media", instance=instance_media)
+        
         media_valid = media_form.is_valid()
         content_valid = content_form.is_valid()
         
-        logging.debug("write_content_base : valid form: for instance : " + repr(instance_media) + " -> media " + str(media_valid) +" content : for instance : " + repr(instance_content) + " : " + str(content_valid))
+        logging.debug("write_content_base : valid form: for instance : " + repr(instance_media) + " -> media " + str(media_valid) +" content : for instance : " + repr(instance_content) + " : " + str(content_valid) )
         
         if media_valid and content_valid :