diff --git a/addons/project/project.py b/addons/project/project.py
index 7ddca9ec22b..5f7ba9c0930 100644
--- a/addons/project/project.py
+++ b/addons/project/project.py
@@ -149,37 +149,42 @@ class project(osv.osv):
     ]
 
     # toggle activity of projects, their sub projects and their tasks
-    def settemplate(self, cr, uid, ids, context={}):
+    def set_template(self, cr, uid, ids, context={}):
         res = self.setActive(cr, uid, ids, value=False, context=context) 
         return res   
        
-    def resetproject(self, cr, uid, ids, context={}):
+    def reset_project(self, cr, uid, ids, context={}):
         res = self.setActive(cr, uid, ids,value=True, context=context)
         return res
     
-    def duplicatetemplate(self, cr, uid, ids, context={}):
-        proj = self.browse(cr, uid, ids[0], context)
-        self.pool.get('project.project').copy(cr, uid, ids[0],default={'state':'template'}, context=context)
-        cr.execute('select id from project_task where project_id=%d', (proj.id,))
-        res = cr.fetchall()
-        tasks_ids = [x[0] for x in res]
-        if tasks_ids:
-            for i in tasks_ids:
-                self.pool.get('project.task').copy(cr, uid, i,default={'active':False}, context=context)
-                project_ids = [x[0] for x in res]
+    def duplicate_template(self, cr, uid, ids,context={}):
+        for proj in self.browse(cr, uid, ids):    
+            parent_id=context.get('parent_id',False)        
+            new_id=self.pool.get('project.project').copy(cr, uid, proj.id,default={'name':proj.name+'(copy)','state':'template','parent_id':parent_id})
+            cr.execute('select id from project_task where project_id=%d', (proj.id,))
+            res = cr.fetchall()
+            tasks_ids = [x[0] for x in res]
+            for tasks_id in tasks_ids:            
+                self.pool.get('project.task').copy(cr, uid, tasks_id,default={'project_id':new_id,'active':False}, context=context)
+            cr.execute('select id from project_project where parent_id=%d', (proj.id,))
+            res = cr.fetchall()
+            project_ids = [x[0] for x in res]
+            for child in project_ids:
+                self.duplicate_template(cr, uid, [child],context={'parent_id':new_id}) 
         return True
 
     # set active value for a project, its sub projects and its tasks
     def setActive(self, cr, uid, ids, value=True, context={}):   
-
-        for proj in self.browse(cr, uid, ids, context):
+        for proj in self.browse(cr, uid, ids, context):            
             self.write(cr, uid, [proj.id], {'state': value and 'open' or 'template'}, context)
             cr.execute('select id from project_task where project_id=%d', (proj.id,))
-            res = cr.fetchall()
-            tasks_id = [x[0] for x in res]
+            tasks_id = [x[0] for x in cr.fetchall()]
             if tasks_id:
                 self.pool.get('project.task').write(cr, uid, tasks_id, {'active': value}, context)
-                project_ids = [x[0] for x in res]
+            cr.execute('select id from project_project where parent_id=%d', (proj.id,))            
+            project_ids = [x[0] for x in cr.fetchall()]            
+            for child in project_ids:
+                self.setActive(cr, uid, [child], value, context)     		
         return True
 project()
 
diff --git a/addons/project/project_view.xml b/addons/project/project_view.xml
index 95cc72d9bb4..fad26416d78 100644
--- a/addons/project/project_view.xml
+++ b/addons/project/project_view.xml
@@ -32,9 +32,9 @@
                             <field colspan="4" name="members" nolabel="1"/>
                             <group col="6" colspan="8">
                             	<field name="state"/>
-                                <button name="settemplate" string="Set as Template" type="object" states="open"/>
-								<button name="resetproject" string="Reset as Project" type="object" states="template"/>
-								<button name="duplicatetemplate" string="Duplicate Template" type="object" states="template"/>
+                                <button name="set_template" string="Set as Template" type="object" states="open"/>
+								<button name="reset_project" string="Reset as Project" type="object" states="template"/>
+								<button name="duplicate_template" string="Duplicate Template" type="object" states="template"/>
                             </group>
                         </page>
                         <page groups="base.group_extended" string="Partner Info">