diff --git a/core/page/update_manager/update_manager.js b/core/page/update_manager/update_manager.js
index 04debbf161..6081a7aeb0 100644
--- a/core/page/update_manager/update_manager.js
+++ b/core/page/update_manager/update_manager.js
@@ -46,7 +46,7 @@ wn.UpdateThisApp = Class.extend({
 		me.wrapper.update_output.toggle(false);
 		me.wrapper.progress_bar.empty().toggle(true);
 		this.wrapper.progress_bar.html('<div class="progress progress-striped active"> \
-			    <div class="bar" style="width: 100%;"></div> \
+			    <div class="progress-bar progress-bar-info" style="width: 100%;"></div> \
 		    </div> \
 			<div>' + wn._("Update is in progress. This may take some time.") + '</div>');
 		
diff --git a/public/js/wn/ui/messages.js b/public/js/wn/ui/messages.js
index f1e7b6fb66..4f9adf981c 100644
--- a/public/js/wn/ui/messages.js
+++ b/public/js/wn/ui/messages.js
@@ -5,7 +5,7 @@ wn.messages.waiting = function(parent, msg, bar_percent) {
 	return $(repl('<div class="well" style="width: 63%; margin: 30px auto;">\
 		<p style="text-align: center;">%(msg)s</p>\
 		<div class="progress progress-striped active">\
-			<div class="bar" style="width: %(bar_percent)s%"></div></div>', {
+			<div class="progress-bar progress-bar-info" style="width: %(bar_percent)s%"></div></div>', {
 				bar_percent: bar_percent,
 				msg: msg
 			}))
diff --git a/webnotes/utils/__init__.py b/webnotes/utils/__init__.py
index 7c2911c71f..d5a07239ba 100644
--- a/webnotes/utils/__init__.py
+++ b/webnotes/utils/__init__.py
@@ -787,6 +787,10 @@ def comma_sep(some_list, sep):
 	else:
 		return some_list
 		
+def filter_strip_join(some_list, sep):
+	"""given a list, filter None values, strip spaces and join"""
+	return (cstr(sep)).join((cstr(a).strip() for a in filter(None, some_list)))
+		
 def get_path(*path):
 	import os
 	return os.path.join(get_base_path(), *path)