diff --git a/addons/event_sale/views/sale_order.xml b/addons/event_sale/views/sale_order.xml
index 7a1371de035..4950c5597de 100644
--- a/addons/event_sale/views/sale_order.xml
+++ b/addons/event_sale/views/sale_order.xml
@@ -8,7 +8,7 @@
              <field name="arch" type="xml">
                 <xpath expr="//field[@name='order_line']//form//field[@name='product_id']" position="after">
                     <field name="event_id" domain="['|', ('event_type_id','=', False),('event_type_id', '=', event_type_id),('date_end','&gt;=',time.strftime('%Y-%m-%d 00:00:00'))]" attrs="{'invisible': [('event_ok', '=', False)],'required': [('event_ok', '!=', False)]}"/>
-                    <field name="event_ticket_id" domain="[('event_id', '=', event_id), ('seats_available', '>', 0)]" attrs="{'invisible': [('event_id', '=', False)], 'required': [('event_id', '!=', False)]}"
+                    <field name="event_ticket_id" domain="[('event_id', '=', event_id), '|', ('seats_available', '>', 0), ('seats_availability', '=', 'unlimited')]" attrs="{'invisible': [('event_id', '=', False)], 'required': [('event_id', '!=', False)]}"
                         on_change="onchange_event_ticket_id(event_ticket_id, context)"/>
                     <field name="event_type_id" invisible="1"/>
                     <field name="event_ok" invisible="1"/>
diff --git a/addons/mrp/wizard/change_production_qty.py b/addons/mrp/wizard/change_production_qty.py
index 81a8145ffb2..487116c7990 100644
--- a/addons/mrp/wizard/change_production_qty.py
+++ b/addons/mrp/wizard/change_production_qty.py
@@ -52,6 +52,7 @@ class change_production_qty(osv.osv_memory):
         prod_obj = self.pool.get('mrp.production')
         bom_obj = self.pool.get('mrp.bom')
         move_obj = self.pool.get('stock.move')
+        uom_obj = self.pool.get('product.uom')
         for wiz_qty in self.browse(cr, uid, ids, context=context):
             prod = prod_obj.browse(cr, uid, record_id, context=context)
             prod_obj.write(cr, uid, [prod.id], {'product_qty': wiz_qty.product_qty})
@@ -70,7 +71,7 @@ class change_production_qty(osv.osv_memory):
                 if not bom_id:
                     raise UserError(_("Cannot find bill of material for this product."))
 
-                factor = prod.product_qty * prod.product_uom.factor / bom_point.product_uom.factor
+                factor = uom_obj._compute_qty(cr, uid, prod.product_uom.id, prod.product_qty, bom_point.product_uom.id)
                 product_details, workcenter_details = \
                     bom_obj._bom_explode(cr, uid, bom_point, prod.product_id, factor / bom_point.product_qty, [], context=context)
                 for r in product_details:
diff --git a/addons/website/models/website.py b/addons/website/models/website.py
index 91b9511d682..a1427997ee1 100644
--- a/addons/website/models/website.py
+++ b/addons/website/models/website.py
@@ -47,13 +47,13 @@ def url_for(path_or_uri, lang=None):
             if ps[1] in langs:
                 # Replace the language only if we explicitly provide a language to url_for
                 if force_lang:
-                    ps[1] = lang
+                    ps[1] = lang.encode('utf-8')
                 # Remove the default language unless it's explicitly provided
                 elif ps[1] == request.website.default_lang_code:
                     ps.pop(1)
             # Insert the context language or the provided language
             elif lang != request.website.default_lang_code or force_lang:
-                ps.insert(1, lang)
+                ps.insert(1, lang.encode('utf-8'))
             location = '/'.join(ps)
 
     return location.decode('utf-8')
diff --git a/addons/website/static/src/js/website.snippets.animation.js b/addons/website/static/src/js/website.snippets.animation.js
index 5b70c6115c8..fa61feb7ec9 100644
--- a/addons/website/static/src/js/website.snippets.animation.js
+++ b/addons/website/static/src/js/website.snippets.animation.js
@@ -124,7 +124,7 @@ animation.registry.share = animation.Class.extend({
 animation.registry.media_video = animation.Class.extend({
     selector: ".media_iframe_video",
     start: function () {
-        if (!this.$target.has('.media_iframe_video_size')) {
+        if (!this.$target.has('.media_iframe_video_size').length) {
             var editor = '<div class="css_editable_mode_display">&nbsp;</div>';
             var size = '<div class="media_iframe_video_size">&nbsp;</div>';
             this.$target.html(editor+size+'<iframe src="'+_.escape(this.$target.data("src"))+'" frameborder="0" allowfullscreen="allowfullscreen"></iframe>');