diff --git a/htdocs/lib/functions.inc.php b/htdocs/lib/functions.inc.php
index 9968868a627..f76967e471d 100644
--- a/htdocs/lib/functions.inc.php
+++ b/htdocs/lib/functions.inc.php
@@ -2667,6 +2667,21 @@ function dol_entity_decode($StringHtml)
 	return $DecodeString;
 }
 
+/**
+   \brief   Nettoie une url
+   \param   string      url
+   \return  string	    CleanUrl
+*/
+function clean_url($url)
+{
+	//Todo: voir plus tard pour les url avec accent
+	$url = unaccent(trim($url));
+	$url = strtolower($url);
+	//Todo: voir pour améliorer
+	$url = ereg_replace('^http://','',$url);
+	return $url;
+}
+
 /**
    \brief   Supprime le code html
    \param   string      StringHtml
diff --git a/htdocs/societe.class.php b/htdocs/societe.class.php
index d5b5bba8639..dbc4f11fc08 100644
--- a/htdocs/societe.class.php
+++ b/htdocs/societe.class.php
@@ -301,7 +301,7 @@ class Societe
 		    $this->fax = ereg_replace(" ","",$this->fax);
 		    $this->fax = ereg_replace("\.","",$this->fax);
         $this->email=trim($this->email);
-        $this->url=trim($this->url);
+        $this->url=clean_url($this->url);
         $this->siren=trim($this->siren);
         $this->siret=trim($this->siret);
         $this->ape=trim($this->ape);