diff --git a/addons/crm/crm_lead_view.xml b/addons/crm/crm_lead_view.xml
index 73c687e4ad0..f7bd27854f1 100644
--- a/addons/crm/crm_lead_view.xml
+++ b/addons/crm/crm_lead_view.xml
@@ -97,8 +97,7 @@
                 groups="base.group_sale_salesman"
                 res_model="crm.phonecall"
                 view_mode="tree,calendar,form"
-                context="{'default_duration': 1.0 ,'default_opportunity_id': active_id,'default_partner_phone':phone}"
-                domain="[('opportunity_id', '=', active_id)]"
+                context="{'default_duration': 1.0 ,'default_opportunity_id': active_id}"
                 view_type="form"/>
 
         <act_window
@@ -107,7 +106,6 @@
                 res_model="crm.meeting"
                 view_mode="tree,form,calendar"
                 context="{'default_duration': 4.0, 'default_opportunity_id': active_id}"
-                domain="[('opportunity_id', '=', active_id)]"
                 view_type="form"/>
 
 
diff --git a/addons/crm/crm_phonecall_view.xml b/addons/crm/crm_phonecall_view.xml
index 1f15e29263b..e83ad45d851 100644
--- a/addons/crm/crm_phonecall_view.xml
+++ b/addons/crm/crm_phonecall_view.xml
@@ -101,23 +101,25 @@
         <field name="arch" type="xml">
             <form version="7.0">
             <header>
-                <button name="case_open" string="Confirm" type="object" class="oe_highlight"
-                        states="draft,pending"/>
                 <button name="case_close" string="Held" type="object" class="oe_highlight"
                         states="open,pending"/>
                 <button name="case_reset" string="Reset to Todo" type="object"
                         states="cancel"/>
-                <button name="case_cancel" string="Cancel" type="object"
-                        states="draft,open,pending"/>
-                <button string="Convert to Opportunity"  class="oe_highlight"
+                <button string="Convert to Opportunity"
                         name="%(phonecall2opportunity_act)d"
                         type="action"
-                        attrs="{'invisible':[('opportunity_id','!=',False)]}" />
+                        attrs="{'invisible':[ '|', ('opportunity_id','!=',False), ('state','!=', 'open')]}" />
+                <button string="Convert to Opportunity" class="oe_highlight"
+                        name="%(phonecall2opportunity_act)d"
+                        type="action"
+                        attrs="{'invisible':[ '|', ('opportunity_id','!=',False), ('state','!=', 'done')]}" />
                 <button string="Schedule Other Call"
                         name="%(phonecall_to_phonecall_act)d"
                         type="action"  />
                 <button string="Schedule a Meeting" name="action_make_meeting" type="object"/>
-                <field name="state" widget="statusbar" nolabel="1" statusbar_visible="draft,open,done"/>
+                <button name="case_cancel" string="Cancel" type="object"
+                        states="draft,open,pending"/>
+                <field name="state" widget="statusbar" nolabel="1" statusbar_visible="open,done"/>
             </header>
             <sheet string="Phone Call">
                   <div class="oe_title">