diff --git a/bin/addons/base/ir/wizard/wizard_screen.py b/bin/addons/base/ir/wizard/wizard_screen.py
new file mode 100644
index 00000000000..56f104d0b13
--- /dev/null
+++ b/bin/addons/base/ir/wizard/wizard_screen.py
@@ -0,0 +1,48 @@
+# -*- coding: utf-8 -*-
+##############################################################################
+#    
+#    Copyright (C) 2010 OpenERP s.a. (<http://www.openerp.com>).
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU Affero General Public License as
+#    published by the Free Software Foundation, either version 3 of the
+#    License, or (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU Affero General Public License for more details.
+#
+#    You should have received a copy of the GNU Affero General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.     
+#
+##############################################################################
+import base64
+import os
+import random
+
+import tools
+from osv import fields,osv
+
+# Simple base class for wizards that wish to use random images on the left
+# side of the form.
+class wizard_screen(osv.osv_memory):
+    _name = 'ir.wizard.screen'
+
+    def _get_image(self, cr, uid, context=None):
+        path = os.path.join('base','res','config_pixmaps','%d.png'%random.randrange(1,4))
+        file_data = tools.file_open(path,'rb').read()
+        return base64.encodestring(file_data)
+
+    def _get_image_fn(self, cr, uid, ids, name, args, context=None):
+        image = self._get_image(cr, uid, context)
+        return dict.fromkeys(ids, image) # ok to use .fromkeys() as the image is same for all 
+
+    _columns = {
+        'config_logo': fields.function(_get_image_fn, string='Image', type='binary', method=True),
+    }
+
+    _defaults = {
+        'config_logo': _get_image
+    }
+wizard_screen()
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