diff --git a/addons/crm/crm_lead.py b/addons/crm/crm_lead.py
index aa424bb3e8c..921c1c83651 100644
--- a/addons/crm/crm_lead.py
+++ b/addons/crm/crm_lead.py
@@ -413,15 +413,11 @@ class crm_lead(crm_case, osv.osv):
         """
         return True
 
-    def on_chnage_optin(self, cr, uid, ids, optin):
-        if optin:
-            return {'value':{'optin':optin,'optout':False}}
-        return {}
+    def on_change_optin(self, cr, uid, ids, optin):
+        return {'value':{'optin':optin,'optout':False}}
         
-    def on_chnage_optout(self, cr, uid, ids, optout):
-        if optout:
-            return {'value':{'optout':optout,'optin':False}}
-        return {}
+    def on_change_optout(self, cr, uid, ids, optout):
+        return {'value':{'optout':optout,'optin':False}}
         
 crm_lead()
 
diff --git a/addons/crm/crm_lead_view.xml b/addons/crm/crm_lead_view.xml
index 2546ee0ca0f..0f75e4dbb02 100644
--- a/addons/crm/crm_lead_view.xml
+++ b/addons/crm/crm_lead_view.xml
@@ -151,8 +151,8 @@
                     </group>
                     <group colspan="2" col="2">
                         <separator string="Mailings" colspan="2" col="2"/>
-                        <field name="optin" on_change="on_chnage_optin(optin)"/>
-                        <field name="optout" on_change="on_chnage_optout(optout)"/>
+                        <field name="optin" on_change="on_change_optin(optin)"/>
+                        <field name="optout" on_change="on_change_optout(optout)"/>
                     </group>
                     <group colspan="2" col="2">
                         <separator string="Statistics" colspan="2" col="2"/>
diff --git a/addons/crm/crm_opportunity_view.xml b/addons/crm/crm_opportunity_view.xml
index ee41e865b2d..27f0edad17d 100644
--- a/addons/crm/crm_opportunity_view.xml
+++ b/addons/crm/crm_opportunity_view.xml
@@ -141,8 +141,8 @@
                             </group>
                             <group colspan="2" col="2">
                                 <separator string="Mailings" colspan="2"/>
-                                <field name="optin"/>
-                                <field name="optout"/>
+                                <field name="optin" on_change="on_change_optin(optin)"/>
+                        		<field name="optout" on_change="on_change_optout(optout)"/>
                             </group>
                         </page>