diff --git a/bin/addons/base/ir/ir.xml b/bin/addons/base/ir/ir.xml
index cab66157303..3b86cecb91e 100644
--- a/bin/addons/base/ir/ir.xml
+++ b/bin/addons/base/ir/ir.xml
@@ -70,9 +70,26 @@
                     <field name="number_increment"/>
                     <field name="number_next"/>
                     <separator colspan="4" string="Legend (for prefix, suffix)"/>
-                    <label colspan="4" string="Year: %%(year)s"/>
-                    <label colspan="4" string="Month: %%(month)s"/>
-                    <label colspan="4" string="Day: %%(day)s"/>
+                    <group col="8" colspan="4">
+                        <group>
+                            <label colspan="4" string="Year with century: %%(year)s"/>
+                            <label colspan="4" string="Year without century: %%(y)s"/>
+                            <label colspan="4" string="Month: %%(month)s"/>
+                            <label colspan="4" string="Day: %%(day)s"/>
+                        </group>
+                        <group>
+                            <label colspan="4" string="Day of the year: %%(doy)s"/>
+                            <label colspan="4" string="Week of the year: %%(woy)s"/> 
+                            <label colspan="4" string="Day of the week (0:Monday): %%(weekday)s"/>
+                        </group>
+                        <group>
+                            <label colspan="4" string="Hour 00->24: %%(h24)s"/>
+                            <label colspan="4" string="Hour 00->12: %%(h12)s"/>
+                            <label colspan="4" string="Minute: %%(min)s"/>
+                            <label colspan="4" string="Seconde: %%(sec)s"/>
+                        </group>
+                    </group>
+                    <separator colspan="4" string=""/>
                 </form>
             </field>
         </record>
diff --git a/bin/addons/base/ir/ir_sequence.py b/bin/addons/base/ir/ir_sequence.py
index 9a1fb16c2d7..7c160fe98da 100644
--- a/bin/addons/base/ir/ir_sequence.py
+++ b/bin/addons/base/ir/ir_sequence.py
@@ -55,7 +55,19 @@ class ir_sequence(osv.osv):
     }
 
     def _process(self, s):
-        return (s or '') % {'year':time.strftime('%Y'), 'month': time.strftime('%m'), 'day':time.strftime('%d')}
+        return (s or '') % {
+            'year':time.strftime('%Y'), 
+            'month': time.strftime('%m'), 
+            'day':time.strftime('%d'),
+            'y': time.strftime('%y'),
+            'doy': time.strftime('%j'),
+            'woy': time.strftime('%W'),
+            'weekday': time.strftime('%w'),
+            'h24': time.strftime('%H'),
+            'h12': time.strftime('%I'),
+            'min': time.strftime('%M'),
+            'sec': time.strftime('%S'),
+        }
 
     def get_id(self, cr, uid, sequence_id, test='id=%d'):
         cr.execute('select id,number_next,number_increment,prefix,suffix,padding from ir_sequence where '+test+' and active=True FOR UPDATE', (sequence_id,))