=== modified file 'currency_rate_update/company.py'
--- currency_rate_update/company.py	2011-08-12 12:35:23 +0000
+++ currency_rate_update/company.py	2012-02-03 09:54:56 +0000
@@ -56,7 +56,7 @@
         return True
         
         
-    def _on_change_auto_currency_up(self, cr, uid, id, value):
+    def on_change_auto_currency_up(self, cr, uid, id, value):
         """handle the activation of the currecny update on compagnies.
         There are two ways of implementing multi_company currency, 
         the currency is shared or not. The module take care of the two
@@ -117,7 +117,7 @@
             return {}
                     
             
-    def _on_change_intervall(self, cr, uid, id, interval) :
+    def on_change_intervall(self, cr, uid, id, interval) :
         ###Function that will update the cron
         ###freqeuence
         self.pool.get('currency.rate.update').save_cron(

=== modified file 'currency_rate_update/company_view.xml'
--- currency_rate_update/company_view.xml	2011-08-12 12:35:23 +0000
+++ currency_rate_update/company_view.xml	2012-02-03 09:54:59 +0000
@@ -8,8 +8,8 @@
             <field name="arch" type="xml">
                 <notebook position="inside">
                     <page string="Currency auto update configuration">
-                       <field name="auto_currency_up" on_change="_on_change_auto_currency_up(auto_currency_up)"/> 
-                        <field name="interval_type" on_change="_on_change_intervall(interval_type)"/>
+                       <field name="auto_currency_up" on_change="on_change_auto_currency_up(auto_currency_up)"/> 
+                        <field name="interval_type" on_change="on_change_intervall(interval_type)"/>
                         <field name="multi_company_currency_enable"/>
                         <separator string="Currency updates services" colspan="4"/>
                         <field name="services_to_use" colspan="4" nolabel="1"/>