diff -r 46cd7ba5bbec -r 2df551ebddef src/hdalab/views/profile.py
--- a/src/hdalab/views/profile.py	Wed Sep 24 16:03:14 2014 +0200
+++ b/src/hdalab/views/profile.py	Wed Sep 24 17:53:59 2014 +0200
@@ -21,6 +21,7 @@
 from django.template.response import TemplateResponse
 from django.templatetags.static import static
 from django.utils.http import is_safe_url
+from django.utils.translation import ugettext as _
 from django.views.decorators.cache import never_cache
 from django.views.decorators.csrf import csrf_exempt, csrf_protect
 from django.views.decorators.debug import sensitive_post_parameters
@@ -325,6 +326,7 @@
         # Get tags and countries
         labels = request.GET.get("label", "").split(",")
         countries = request.GET.get("country", "").split(",")
+        period = request.GET.get("period", None)
         # Tags arrive with french label, countries with dbpedia uri
         label_list = [t for t in labels if t!=""]
         country_list = [c for c in countries if c!=""]
@@ -332,7 +334,7 @@
         
         
         # Get datasheets from ajax filter search
-        filter_output = filter_generic(lang, None, ",".join(label_list), ",".join(country_list), content_count=10)
+        filter_output = filter_generic(lang, period, ",".join(label_list), ",".join(country_list), content_count=10)
         filter_output = json.loads(filter_output)
         #logger.debug("COUCOU")
         #logger.debug(json.dumps(filter_output, indent=2))
@@ -378,7 +380,10 @@
         np = LineNodePlacer()
         if shape=="circle":
             np = CircleNodePlacer()
-        np.init({"tags": (1, len(all_tags)), "datasheet": (2, len(filter_output["contents"])), "related": (3, len(related_tags))})
+        len_tags = len(all_tags)
+        if period:
+            len_tags += 1
+        np.init({"tags": (1, len_tags), "datasheet": (2, len(filter_output["contents"])), "related": (3, len(related_tags))})
         
         for t in all_tags:
             img_url = t.dbpedia_fields.thumbnail if hasattr(t, 'dbpedia_fields') and t.dbpedia_fields and t.dbpedia_fields.thumbnail else None
@@ -398,6 +403,20 @@
               #"created_by": "roster_user-84fe909f-ba37-48e6-a25f-9d2f129a95b7",
               "shape": shapes["tag1"]
             })
+        if period:
+            content["nodes"].append({
+              "id": unicode(uuid.uuid1()),
+              "title": _("Period") + " : " + period,
+              "description": "",
+              "uri": "",
+              "position": np.get_place("tags"),
+              "image": cat_dict[u"Datation"],
+              "size": 0,
+              "project_id": project_id,
+              "color": None,
+              #"created_by": "roster_user-84fe909f-ba37-48e6-a25f-9d2f129a95b7",
+              "shape": shapes["tag1"]
+            })
         
         for c in filter_output["contents"]:
             content["nodes"].append({